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英语必修 第三册Unit 4 Scientists who changed the worldReading图片ppt课件
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这是一份英语必修 第三册Unit 4 Scientists who changed the worldReading图片ppt课件，共55页。PPT课件主要包含了Reading，Scanning， Para3 ， Para4 ， Para5 ， Para1 ，Question ， Para2 ， Para6 等内容，欢迎下载使用。
Brainstrm:Why can ur China succeed in fighting againstthe COVID-19 ?
Our gvernment ：decisive plicies and safety measures.Our peple ： self-disciplined ； self-prtectin awareness.Peple f all walks f life especially dctrs and scientists wrk tgether t battle againt the epidemic
What d yu knw abut the Nbel Prize?What imprtant scientific discveries in histry have yu heard abut?
Pre-reading
What d yu knw abut the Nbel Prize?an internatinal prizestarted by Alfred Nbel
What imprtant scientific discveries in histry have yuheard abut? X-rays DNA
succeeded in making qingha extract that culd treat malaria in mice
brn in Ningb, Zhejiang Prvince
studied medicine at university in Beijing
became head f a team that intended t find a cure fr malaria
successfully discvered qinghasu
wn the Nbel Prize
Tu’s persnal experiences
Tu Yuyu wn a Nbel Prize I 2015 fr discvery f qinghasu.
Tu Yuyu and her team’s effrts finally paid ff.
Tu Yuyu and her team slved a lt f prblems befre they successfully discvered qinghasu.
Tu Yuyu acquired a brad knwledge f bth traditinal Chinese medicine and Western medicine.
Read Para. 3-5 fr details
Careful reading
Tu Yuyu referred t the ancient bks f traditinal Chinese medicine again, redesigned the experiments and tried extracting the qingha herb at a lw temperature in rder nt t damage its effective part.
knwlegable,well-educated
Tu Yuyu and her team managed t find slutins t the prblem, e.g. using husehld water cntainers instead f research equipment.
intelligent,strng-minded
Tu Yuyu and her team vlunteered t test the qingha extract n themselves.
devted t science,willing t sacrifice
attractive,direcct,exact,brief,incmplete
the mst imprtant infrmatin:Wh, What, When, Where, Why, Hw
detailed r supprting infrmatin
backgrund infrmatin r cnclusin
Explring fr structure:The features (特点) f a news reprt
News reprt:
The mst imprtant infrmatin
Supprtinginfrmatin
Other detailed infrmatin
The inverted pyramid(倒三角)
Explring fr structure
1. What qualities did Tu Yuyu shw as a scientist? Use details frm the news reprt t supprt yur ideas.2. Tu Yuyu is the first female Chinese scientist t win a Nbel Prize. In yur pinin, what is the significance f this achievement?
In pairs, discuss the fllwing questins.
Explring fr characristics:
hard-wrking
• after 190 failures, she succeeded in making qingha extract (L21)
• cllected ver 2,000 traditinal Chinese medical recipes, made hundreds f extracts frm different herbs (L15)
• wrked day and night and their health began t suffer, but they never gave up (L26)
Cmmitted(奉献的)
• vlunteered t test qingha extract n themselves first (31)
Selfless(无私的)
What qualities did Tu Yuyu shw as a scientist? Use details frm the news reprt t supprt yur ideas.
SampleMy Her Speaking f heres, it is nt difficult t think f great heres in histry. As fr me, I have a her in my heart wh fights with the virus--academician Zhng Nanshan.（开门见山，谁是你的英雄。）Firstly, in this fight against the virus, academician Zhng Nanshan faces the virus bravely at the age f 84. Secndly, He leads us n the perfect and right rad with his calmness and knwledge. What’s mre, it is he wh saved lts f patients.（分点阐述原因—英雄的成就和精神。）I am mved by his spirit f devtin. He is a gd example fr me t fllw. I will study hard and return fr the sciety. He is my real her in my heart.（总结）
Writing skills
Transitinal sentences
1. Tu's educatin was sn t prve very useful.2. Hwever, it was hard t prduce enugh qingha extract fr large trials because research resurces were limited.3. Even with large amunts f qinghaextract prduced, hwever, they still faced anther prblem.
A transitinal sentence is designed t mve the audience frm ne idea t anther withut causing cnfusin r lsing fluidity.
Why did Tu receive a Nbel Prize?
She was awarded fr the cntributin t the fight against malaria.
Further thinking
What ther cntributins has she made beynd the discvery f qinghasu?
T have prmted traditinal Chinese medicine glbally and inspired yung female Chinese scientists t achieve their dreams.
What was Tu's educatinal experience?
She studied medicine at university in Beijing and cmpleted further training curses in traditinal Chinese medicine , acquiring a brad knwledge f bth traditinal Chinese medicine and Western medicine.
What can we learn frm Tu's educatin experience.
Knwledge is pwer.Opprtunity favrs nly the prepared mind.It's never t late t learn...
(Para.3-5)
What prblems did Tu and her team slve befre they successfully discver qinghasu?
What did TU encurage scientists t d abut the traditinal Chinese medicine.
She encuraged scientists t further explre the treasure huse f traditinal Chinese medicine and raise it t a higher level.
What significant rle has traditinal Chinese medicine played in Tu's success?
Firstly Tu's educatinal backgraund --a brad knwledge f bth traditinal Chinese medicine and Western medicine enabled her t find a cure fr malaria.Secndly, abundant traditinal Chinese medical recipes gave her plenty f chices.Thirdly, traditnal Chinese medical classics inspired her .
Language Pints
Tu Yuyu has becme the first female scientist f the Peple ＇ s Republic f China t receive a Nbel Prize , awarded fr her cntributin t the fight against malaria , ne f the deadliest diseases in human histry . Thanks t her discvery f qinghasu, malaria patients all ver the wrld nw have had a greatly increased chance f survival .
the Peple ＇ s Republic f China 中华人民共和国
the nly/+序数词+n t d sth 做某事的
cntribute (v)捐助,贡献,投稿 ---cntributin (n) 贡献,捐款,投稿cntribute t=make a cntributin t 促进，导致，贡献
thanks t 多亏，幸亏，由于
survive (v)生存，幸存--survival (n)幸存--survivr (n) 幸存者
【词块积累】 get/receive/win an award(fr. . . ) 因……获奖award sb. sth. =award sth. t sb. 授予某人某种荣誉give sb. an award 给某人颁奖
award n./v.
【学法点拨】survive—— refuse—— arrive——apprve——
v. + -al n.
survival 幸存
A survive B (by xx years ) A比B活得长(多少年)survive n 靠……生存下来
即学活用：① Hw des the family survive such a small mnthly wage? ② It’s said that the wman survived her husband 10 years. ③
He survived the earthquake.
翻译：他在地震中幸存下来。
Life became a struggle fr survival.
生活变成了一场争取生存的斗争。
Brn in 1930, in Ningb , Zhejiang Prvince , Tu studied medicine at university in Beijing between 1951 and 1955. After graduatin , she wrked at the Academy f Traditinal Chinese Medicine . She cmpleted further training curses in traditinal Chinese medicine , acquiring a brad knwledge f bth traditinal Chinese medicine and Western medicine .
be brn with 天生具有
graduate (v) 毕业 (n)毕业生--graduatin (n)毕业
Tu ＇ s educatin was sn t prve very useful . In the 1960s, many peple were dying f malaria , and in 1969 Tu became head f a team that intended t find a cure fr the disease . She cllected ver 2,000 traditinal Chinese medical recipes fr malaria treatment and made hundreds f extracts frm different herbs .
prve (v)证明(prved prved, prven prven)--prf (n)证明，证据It is prved/prven that 据证实
die f 死于内因（疾病，衰老等)die frm 死于外因 （事故等）
intend t d sth打算做某事
a cure fr 一个治疗的方法
【拓展】 intentin n. 意图, 目的; 打算 intended adj. 预期的, 有意的 have n intentin f ding sth. 无意做某事; 不打算做某事
【归纳】 intend sb. t d sth. 打算让某人做某事 intend t d / ding sth. 打算做某事/想做 be intended fr 打算供……之用
【语境应用】完成句子。1) The university is knwn fr its language and culture curses _________ (intend) fr internatinal students. 2) I have n __________ (intend) f retiring.
When they failed t prduce any prmising results , Tu referred t the ancient bks f traditinal Chinese medicine again . Inspired by an ver 1,600-year- ld text abut preparing qingha extract with cld water , Tu redesigned the experiments and tried extracting the herb at a lw temperature in rder nt t damage its effective part . On 4 Octber 1971, after 190 failures , she succeeded in making qingha extract that culd treat malaria in mice .
fail (v)失败---- failure (n)失败 fail t d sth 未能做成某事
prmise (v/n)承诺---prmising (adj) 有希望的，有前景的
refer t 查阅，参考
try t d sth 尽力做某事 try ne’s best t d sht 尽某人最大努力做某事try ding sth 尝试做某事
in rder t d sth 为了做某事
success (n)成功--successful (adj)成功的--successfully (adv)成功地--succeed (v)成功 succeed (in) ding sth成功做某事
【语境应用】翻译下面句子。1) I dn't want t refer t this matter any mre.2) Refer t the dictinary when yu dn't knw hw t spell a wrd.
我再也不想提这件事了。
当你不知道怎么拼写一个词时，查阅一下词典。
【拓展】 1) refer sth. t... 把……提交给…… refer t ... as 把……称为 2) reference n. 提及；谈到；参考；查阅 in/with reference t... 关于……
(1)inspired adj. 受到鼓舞的(2)inspiring adj. 鼓舞人心的; 启发灵感的 (3) inspiratin n. 灵感; 鼓舞
【词块积累】 inspire sb. t d sth. 激励某人做某事inspire sb. with sth. 用……来激励某人
即学活用：①His speech was s (inspire) that his students were inspired (study) harder than ever befre. ② (inspire) by my gd friend, I intended t study abrad. 翻译： 没有灵感我写不出东西。
I can nt write withut inspiratin.
1. 对...产生影响(P43)2.（因...）把...授予某人(L3)3. 多亏，由于(L5)4. 全世界(L6)5. 死于(L13)6. 打算做某事(L14)7. 未能做某事(L16)8. 查阅，参考；提到，谈及(L17)9. 为了不...(L20)10. 成功地做了某事(L21)
make a difference t
award sb...(fr)
all ver the wrld=thrughut the wrld
die f（内因）/ frm（外因）
intend t d sth.
in rder nt t
succeed in ding sth.
Useful expressins
Hwever , it was hard t prduce enugh qingha extract fr large trials because research resurces were limited . Tu and her team managed t find slutins t the prblem . When there was n research equipment , they had t extract herbs using husehld water cntainers . They wrked day and night and their health began t suffer because f the pr cnditins , but they never gave up .
manage t d sth 设法做某事，（特别是一些困难的事情）=succeed in ding sth
slve (v)解决----slutin (n)解决方案slutin t... 的解决方案
because f 由于=wing t /due t
【拓展】within limits 在某种程度上; 有一定限制set a limit n 对……加以限制beynd the limit 超过限度
be limited t ding 限定在……
limitatin n. 限制；控制
limitless adj. 无限制的，无界限的
【语境应用】完成句子。1) My wife and I __________ (定了一个限额) n hw much we spend n clthes.2) They tld us that we culd d whatever we liked, ___________________ (在一定限度内).
set a limit
within (certain) limits
Even with large amunts f qingha extract prduced , hwever , they still faced anther prblem . The trials n patients were likely t be pstpned because they did nt have sufficient safety data . T speed up the prcess and ensure its safety , Tu and her team vlunteered t test qingha extract n themselves first .
large amunts f 大量的be likely t d sth 有可能做某事
vlunteer (v)自愿做 (n)志愿者vlunteer t d sth 自愿做某事
speed up: (使)加速 eg The truck speeded up ging dwn the hill. 【反义短语】slw dwn 减速，慢下来
at a speed f 以……的速度 at high/lw/full/tp speed 以高/低/全/最快速 speed by (时间)很快地过去，飞逝
卡车在下山时加快了速度。
The effrts f Tu and her team finally paid ff . In Nvember 1972, thrugh trial and errr , they successfully discvered qinghasu-- the mst effective part f the qingha extract . As a key part f many malaria medicnes , qinghasu has since benefited abut 200 millin malaria patients . Mre than 40 years after its discvery , Tu was eventually awarded a Nbel Prize fr her wrk .
pay ff 成功，奏效，达到目的
thrugh trial and errr 反复试验
pay ff: ①成功，凑效，达到目的 eg All her hard wrk paid ff in the end, and she finally passed the exam.
她的所有努力最终有了收获——她终于通过了考试。
② 付清（还清）债务 eg I'll pay ff all my debts first.
③付清工资解雇某人eg Tw hundred wrkers have been paid ff.
注意：pay ff 意为“取得成功；奏效”时，物作主语； 意为“偿清，付清”时，人作主语
两百名工人拿到工资被解雇了。
【拓展】pay短语 pay fr sth. 为某事吃苦头或受惩罚; 花钱买某物 pay back 偿还; 报复 pay a visit t 访问
【语境应用】用pay的相关短语完成句子。My hard wrk finally _________when they called me fr an interview.2) I will ___________ the bk whatever the price.3) Hw can I ________ yu ________ fr all yur kindness?4) I _____________ Mr. and Mrs. Smith yesterday afternn.
pay back
paid a visit t
benefit frm/by得益于……, 从……中受益be f benefit t=be beneficial t对……有益处 fr the benefit f sb. =fr ne's benefit 为了某人的利益
benefitv. /n. 使受益/好处
In her Nbel Lecture , she encuraged scientists t further explre the treasure huse f traditinal Chinese medicine and raise it t a higher level . Perhaps the next generatin f scientists , drawing n the wisdm f traditinal Chinese medicine , will indeed discver mre medicines beneficial t glbal health care .
curage (n)勇气---encurage (v)鼓励encurage sb t d sth鼓励某人做某事
explre (v)探索，探究，考察--explratin (n)
draw n 凭借，利用
be beneficial t 对有好处
glbe(n) 地球--glbal (adj) 全球的---glbally (adv)全球地
即学活用：(1)语法填空。①It is said that yga is f great benefit human health. In ther wrds, we can benefit yga. ②In fact, music educatin is (benefit) and imprtant t all the students. (2)Taking plenty f exercise can be (对……非常有好处) yur health. (3)China has been pushing the refrm f public hspitals (为了……的利益) all its citizens.
f great benefit t
fr the benefit f
Brainstrm:Why can ur China succeed in fighting againstthe COVID-19 ?
Our gvernment ：decisive plicies and safety measures.Our peple ： self-disciplined ； self-prtectin awareness.Peple f all walks f life especially dctrs and scientists wrk tgether t battle againt the epidemic
What d yu knw abut the Nbel Prize?What imprtant scientific discveries in histry have yu heard abut?
Pre-reading
What d yu knw abut the Nbel Prize?an internatinal prizestarted by Alfred Nbel
What imprtant scientific discveries in histry have yuheard abut? X-rays DNA
succeeded in making qingha extract that culd treat malaria in mice
brn in Ningb, Zhejiang Prvince
studied medicine at university in Beijing
became head f a team that intended t find a cure fr malaria
successfully discvered qinghasu
wn the Nbel Prize
Tu’s persnal experiences
Tu Yuyu wn a Nbel Prize I 2015 fr discvery f qinghasu.
Tu Yuyu and her team’s effrts finally paid ff.
Tu Yuyu and her team slved a lt f prblems befre they successfully discvered qinghasu.
Tu Yuyu acquired a brad knwledge f bth traditinal Chinese medicine and Western medicine.
Read Para. 3-5 fr details
Careful reading
Tu Yuyu referred t the ancient bks f traditinal Chinese medicine again, redesigned the experiments and tried extracting the qingha herb at a lw temperature in rder nt t damage its effective part.
knwlegable,well-educated
Tu Yuyu and her team managed t find slutins t the prblem, e.g. using husehld water cntainers instead f research equipment.
intelligent,strng-minded
Tu Yuyu and her team vlunteered t test the qingha extract n themselves.
devted t science,willing t sacrifice
attractive,direcct,exact,brief,incmplete
the mst imprtant infrmatin:Wh, What, When, Where, Why, Hw
detailed r supprting infrmatin
backgrund infrmatin r cnclusin
Explring fr structure:The features (特点) f a news reprt
News reprt:
The mst imprtant infrmatin
Supprtinginfrmatin
Other detailed infrmatin
The inverted pyramid(倒三角)
Explring fr structure
1. What qualities did Tu Yuyu shw as a scientist? Use details frm the news reprt t supprt yur ideas.2. Tu Yuyu is the first female Chinese scientist t win a Nbel Prize. In yur pinin, what is the significance f this achievement?
In pairs, discuss the fllwing questins.
Explring fr characristics:
hard-wrking
• after 190 failures, she succeeded in making qingha extract (L21)
• cllected ver 2,000 traditinal Chinese medical recipes, made hundreds f extracts frm different herbs (L15)
• wrked day and night and their health began t suffer, but they never gave up (L26)
Cmmitted(奉献的)
• vlunteered t test qingha extract n themselves first (31)
Selfless(无私的)
What qualities did Tu Yuyu shw as a scientist? Use details frm the news reprt t supprt yur ideas.
SampleMy Her Speaking f heres, it is nt difficult t think f great heres in histry. As fr me, I have a her in my heart wh fights with the virus--academician Zhng Nanshan.（开门见山，谁是你的英雄。）Firstly, in this fight against the virus, academician Zhng Nanshan faces the virus bravely at the age f 84. Secndly, He leads us n the perfect and right rad with his calmness and knwledge. What’s mre, it is he wh saved lts f patients.（分点阐述原因—英雄的成就和精神。）I am mved by his spirit f devtin. He is a gd example fr me t fllw. I will study hard and return fr the sciety. He is my real her in my heart.（总结）
Writing skills
Transitinal sentences
1. Tu's educatin was sn t prve very useful.2. Hwever, it was hard t prduce enugh qingha extract fr large trials because research resurces were limited.3. Even with large amunts f qinghaextract prduced, hwever, they still faced anther prblem.
A transitinal sentence is designed t mve the audience frm ne idea t anther withut causing cnfusin r lsing fluidity.
Why did Tu receive a Nbel Prize?
She was awarded fr the cntributin t the fight against malaria.
Further thinking
What ther cntributins has she made beynd the discvery f qinghasu?
T have prmted traditinal Chinese medicine glbally and inspired yung female Chinese scientists t achieve their dreams.
What was Tu's educatinal experience?
She studied medicine at university in Beijing and cmpleted further training curses in traditinal Chinese medicine , acquiring a brad knwledge f bth traditinal Chinese medicine and Western medicine.
What can we learn frm Tu's educatin experience.
Knwledge is pwer.Opprtunity favrs nly the prepared mind.It's never t late t learn...
(Para.3-5)
What prblems did Tu and her team slve befre they successfully discver qinghasu?
What did TU encurage scientists t d abut the traditinal Chinese medicine.
She encuraged scientists t further explre the treasure huse f traditinal Chinese medicine and raise it t a higher level.
What significant rle has traditinal Chinese medicine played in Tu's success?
Firstly Tu's educatinal backgraund --a brad knwledge f bth traditinal Chinese medicine and Western medicine enabled her t find a cure fr malaria.Secndly, abundant traditinal Chinese medical recipes gave her plenty f chices.Thirdly, traditnal Chinese medical classics inspired her .
Language Pints
Tu Yuyu has becme the first female scientist f the Peple ＇ s Republic f China t receive a Nbel Prize , awarded fr her cntributin t the fight against malaria , ne f the deadliest diseases in human histry . Thanks t her discvery f qinghasu, malaria patients all ver the wrld nw have had a greatly increased chance f survival .
the Peple ＇ s Republic f China 中华人民共和国
the nly/+序数词+n t d sth 做某事的
cntribute (v)捐助,贡献,投稿 ---cntributin (n) 贡献,捐款,投稿cntribute t=make a cntributin t 促进，导致，贡献
thanks t 多亏，幸亏，由于
survive (v)生存，幸存--survival (n)幸存--survivr (n) 幸存者
【词块积累】 get/receive/win an award(fr. . . ) 因……获奖award sb. sth. =award sth. t sb. 授予某人某种荣誉give sb. an award 给某人颁奖
award n./v.
【学法点拨】survive—— refuse—— arrive——apprve——
v. + -al n.
survival 幸存
A survive B (by xx years ) A比B活得长(多少年)survive n 靠……生存下来
即学活用：① Hw des the family survive such a small mnthly wage? ② It’s said that the wman survived her husband 10 years. ③
He survived the earthquake.
翻译：他在地震中幸存下来。
Life became a struggle fr survival.
生活变成了一场争取生存的斗争。
Brn in 1930, in Ningb , Zhejiang Prvince , Tu studied medicine at university in Beijing between 1951 and 1955. After graduatin , she wrked at the Academy f Traditinal Chinese Medicine . She cmpleted further training curses in traditinal Chinese medicine , acquiring a brad knwledge f bth traditinal Chinese medicine and Western medicine .
be brn with 天生具有
graduate (v) 毕业 (n)毕业生--graduatin (n)毕业
Tu ＇ s educatin was sn t prve very useful . In the 1960s, many peple were dying f malaria , and in 1969 Tu became head f a team that intended t find a cure fr the disease . She cllected ver 2,000 traditinal Chinese medical recipes fr malaria treatment and made hundreds f extracts frm different herbs .
prve (v)证明(prved prved, prven prven)--prf (n)证明，证据It is prved/prven that 据证实
die f 死于内因（疾病，衰老等)die frm 死于外因 （事故等）
intend t d sth打算做某事
a cure fr 一个治疗的方法
【拓展】 intentin n. 意图, 目的; 打算 intended adj. 预期的, 有意的 have n intentin f ding sth. 无意做某事; 不打算做某事
【归纳】 intend sb. t d sth. 打算让某人做某事 intend t d / ding sth. 打算做某事/想做 be intended fr 打算供……之用
【语境应用】完成句子。1) The university is knwn fr its language and culture curses _________ (intend) fr internatinal students. 2) I have n __________ (intend) f retiring.
When they failed t prduce any prmising results , Tu referred t the ancient bks f traditinal Chinese medicine again . Inspired by an ver 1,600-year- ld text abut preparing qingha extract with cld water , Tu redesigned the experiments and tried extracting the herb at a lw temperature in rder nt t damage its effective part . On 4 Octber 1971, after 190 failures , she succeeded in making qingha extract that culd treat malaria in mice .
fail (v)失败---- failure (n)失败 fail t d sth 未能做成某事
prmise (v/n)承诺---prmising (adj) 有希望的，有前景的
refer t 查阅，参考
try t d sth 尽力做某事 try ne’s best t d sht 尽某人最大努力做某事try ding sth 尝试做某事
in rder t d sth 为了做某事
success (n)成功--successful (adj)成功的--successfully (adv)成功地--succeed (v)成功 succeed (in) ding sth成功做某事
【语境应用】翻译下面句子。1) I dn't want t refer t this matter any mre.2) Refer t the dictinary when yu dn't knw hw t spell a wrd.
我再也不想提这件事了。
当你不知道怎么拼写一个词时，查阅一下词典。
【拓展】 1) refer sth. t... 把……提交给…… refer t ... as 把……称为 2) reference n. 提及；谈到；参考；查阅 in/with reference t... 关于……
(1)inspired adj. 受到鼓舞的(2)inspiring adj. 鼓舞人心的; 启发灵感的 (3) inspiratin n. 灵感; 鼓舞
【词块积累】 inspire sb. t d sth. 激励某人做某事inspire sb. with sth. 用……来激励某人
即学活用：①His speech was s (inspire) that his students were inspired (study) harder than ever befre. ② (inspire) by my gd friend, I intended t study abrad. 翻译： 没有灵感我写不出东西。
I can nt write withut inspiratin.
1. 对...产生影响(P43)2.（因...）把...授予某人(L3)3. 多亏，由于(L5)4. 全世界(L6)5. 死于(L13)6. 打算做某事(L14)7. 未能做某事(L16)8. 查阅，参考；提到，谈及(L17)9. 为了不...(L20)10. 成功地做了某事(L21)
make a difference t
award sb...(fr)
all ver the wrld=thrughut the wrld
die f（内因）/ frm（外因）
intend t d sth.
in rder nt t
succeed in ding sth.
Useful expressins
Hwever , it was hard t prduce enugh qingha extract fr large trials because research resurces were limited . Tu and her team managed t find slutins t the prblem . When there was n research equipment , they had t extract herbs using husehld water cntainers . They wrked day and night and their health began t suffer because f the pr cnditins , but they never gave up .
manage t d sth 设法做某事，（特别是一些困难的事情）=succeed in ding sth
slve (v)解决----slutin (n)解决方案slutin t... 的解决方案
because f 由于=wing t /due t
【拓展】within limits 在某种程度上; 有一定限制set a limit n 对……加以限制beynd the limit 超过限度
be limited t ding 限定在……
limitatin n. 限制；控制
limitless adj. 无限制的，无界限的
【语境应用】完成句子。1) My wife and I __________ (定了一个限额) n hw much we spend n clthes.2) They tld us that we culd d whatever we liked, ___________________ (在一定限度内).
set a limit
within (certain) limits
Even with large amunts f qingha extract prduced , hwever , they still faced anther prblem . The trials n patients were likely t be pstpned because they did nt have sufficient safety data . T speed up the prcess and ensure its safety , Tu and her team vlunteered t test qingha extract n themselves first .
large amunts f 大量的be likely t d sth 有可能做某事
vlunteer (v)自愿做 (n)志愿者vlunteer t d sth 自愿做某事
speed up: (使)加速 eg The truck speeded up ging dwn the hill. 【反义短语】slw dwn 减速，慢下来
at a speed f 以……的速度 at high/lw/full/tp speed 以高/低/全/最快速 speed by (时间)很快地过去，飞逝
卡车在下山时加快了速度。
The effrts f Tu and her team finally paid ff . In Nvember 1972, thrugh trial and errr , they successfully discvered qinghasu-- the mst effective part f the qingha extract . As a key part f many malaria medicnes , qinghasu has since benefited abut 200 millin malaria patients . Mre than 40 years after its discvery , Tu was eventually awarded a Nbel Prize fr her wrk .
pay ff 成功，奏效，达到目的
thrugh trial and errr 反复试验
pay ff: ①成功，凑效，达到目的 eg All her hard wrk paid ff in the end, and she finally passed the exam.
她的所有努力最终有了收获——她终于通过了考试。
② 付清（还清）债务 eg I'll pay ff all my debts first.
③付清工资解雇某人eg Tw hundred wrkers have been paid ff.
注意：pay ff 意为“取得成功；奏效”时，物作主语； 意为“偿清，付清”时，人作主语
两百名工人拿到工资被解雇了。
【拓展】pay短语 pay fr sth. 为某事吃苦头或受惩罚; 花钱买某物 pay back 偿还; 报复 pay a visit t 访问
【语境应用】用pay的相关短语完成句子。My hard wrk finally _________when they called me fr an interview.2) I will ___________ the bk whatever the price.3) Hw can I ________ yu ________ fr all yur kindness?4) I _____________ Mr. and Mrs. Smith yesterday afternn.
pay back
paid a visit t
benefit frm/by得益于……, 从……中受益be f benefit t=be beneficial t对……有益处 fr the benefit f sb. =fr ne's benefit 为了某人的利益
benefitv. /n. 使受益/好处
In her Nbel Lecture , she encuraged scientists t further explre the treasure huse f traditinal Chinese medicine and raise it t a higher level . Perhaps the next generatin f scientists , drawing n the wisdm f traditinal Chinese medicine , will indeed discver mre medicines beneficial t glbal health care .
curage (n)勇气---encurage (v)鼓励encurage sb t d sth鼓励某人做某事
explre (v)探索，探究，考察--explratin (n)
draw n 凭借，利用
be beneficial t 对有好处
glbe(n) 地球--glbal (adj) 全球的---glbally (adv)全球地
即学活用：(1)语法填空。①It is said that yga is f great benefit human health. In ther wrds, we can benefit yga. ②In fact, music educatin is (benefit) and imprtant t all the students. (2)Taking plenty f exercise can be (对……非常有好处) yur health. (3)China has been pushing the refrm f public hspitals (为了……的利益) all its citizens.
f great benefit t
fr the benefit f
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