2020-2021学年Unit 1 Science and Scientists课文配套ppt课件

这是一份2020-2021学年Unit 1 Science and Scientists课文配套ppt课件，共36页。PPT课件主要包含了 stem 词根，suffix 后缀 ，prefix 前缀，re-again，in-into，同一的，reviewing，preview，keys，blame for 等内容，欢迎下载使用。

Lk at the fllwing wrdand guess what is the meaning f it.
antidisestablishmentarianism 释义:反废除英国国教主义 .
anti dis establish ment aria nism
A wrd is a micrcsm f human cnsciusness. — Vygtsky
Lk at the fllwing wrds and find ut their regulatin.
pre-=cmpletely
uni-=single
trans=changed
Give the Chinese meaning f the underlined wrds.
1.Studies have shwn that when exercise is perfrmed in grups,it's nt nly great fr imprving physical health but fr psychlgical health. ________ 2.Schl refrm effrts during the 19th century have reduced the amunt f time adlescents spend with yunger children. __________
3. Since then,the sciety has mved nward,never lking back ,as the car transfrmed America frm a farm-based sciety int an industrial pwer. _____ 4.As in s many ffices that yu see,the walls and furniture are a unifrm gray. ______
interviewer
-er= the riginatr f an actin
-ee=the recipient f the actin
inter-=between; frm ne t anther
interviewee
1. The manager had been the previus year n his way hme. 2.We've a wman fr the jb already,but she wasn't very well qualified. 3.Jurnalists will be invited t the exhibitin tmrrw befre it's pen t the public.
Fill in the blanks with the wrds related t“view”.
interviewed
4. The gets t see mre f the candidate by asking sme predesigned questins. 5.The canget a chance t shw his cnfidence,wrking ability and educatinal backgrund.
Lk at ther prefixes r suffixes .
dis-不，否定，相反micr-极小的，微小的mis-错误的，坏的；不；相反un-不；表示相反的动作multi-多于一的；多的
Build up yur vcabulary
-ry不，否定，相反-in极小的，微小的-ial 与有关的，有特性的-lgy 表示学科,学问-al 的动作，的过程-的物，用于做的物-专业人员，专家；主义者
Find the wrds frm the previus pages with the fllwing prefixes r suffixes. Then add tw wrds fr each prefix r suffix.
2. Make phrases by cmbining the wrds in the left bx with thse n the right.Then cmplete the sentences using these phrases.
1. Many scientists ____________________the view that it is human activity that has caused glbal warming. 订阅〔报纸或杂志〕【记忆】sub 下 + scrib 写 + e → 在单子下面写上名字 → 订阅；认购
subscribe t
subscribe: t pay mney, usually nce a year, t have cpies f a newspaper r magazine sent t yu
blame :t think r say that sb./sth. is respnsible fr sth. bad
2.He was t____________ the accident because he drve n the wrng side f the rad.
责怪，指责，把……归咎于
【常见搭配】：[be t blame] 炎热的天气是缺水的原因之一。The ht weather partly fr the water shrtage.
3 The man ____________________being behind the rbbery was seen crssing the street.
suspect :v. t think that smething is prbably true, especially smething bad 怀疑 t think that smething is nt hnest r true 不信任 n. smene wh is thught t be guilty f a crime 犯罪嫌疑人
suspected f
【例句】 I suspected that there was smething wrng with the engine.我怀疑发动机出了什么故障。I began t suspect his mtives in inviting me.我开始怀疑他邀请我的动机。Tw suspects were arrested tday in cnnectin with the rbbery.有两名与劫案有关的嫌疑人今天被逮捕。【常用搭配】[suspect sb. f sth.]He was suspected f treasn.他有叛国嫌疑。
/səˈspekt/
4 Since heart disease is ften________________ ur lifestyle chices, we need t make healthy living an imprtant part f ur lives.
link : v. make a lgical r causal cnnectin; cnnect, fasten, r put tgether tw r mre pieces连接；联合，结合 n. the means f cnnectin between things linked in series 联系，关系
linked t
Replace the underlined parts with suitable wrds frm the bx.
1. It is nt unusual fr an athlete t be well knwn while he is active, and quickly frgtten when his athletic career is ver.2. I'm sure she'll deal with the changes very well because she's very adaptable.
a husehld name
3. He was ready t serve dinner t his friends when he realized that he had frgtten t turn n the ven and the meat was nt cked yet.4. He used his great influence t change the thinking f the scientific cmmunity n this issue.5. Scientists have cllected mre data than expected t prve the thery.
statistics
substantial
British scientists believe they may have fund a way t fight the cmmn cld. It blcks a key prtein in the bdy cells that is t _________ fr the spread f cld-causing virus. Targeting he hst rather than __________was a bit nn-traditinal but made sense because it was tricky t target the virus. Cld-causing virus are nt nly f __________kinds, they als __________ rapidly, meaning they can quickly develp resistance t medicine.
3. Read this passage abut medical science. Cmplete it using the wrds belw.
Researchers are wrking n making a frm f medicine that can be taken directly int ne’s lungs, t____________ the chance f side effects. Thugh these scientists have made ____________________ advances in their research, further______________ is needed t make sure such drugs are nt s______________ that they harm the bdy.
substantial
Wrds extensin
n. 懊丧；令人懊丧的事物
with frustratin 恼火地
severe inflectins 严重的感染
2.______ vt. 使感染；使传染
cntradictry statements 相互矛盾的陈述
cntradictry
initial reactin 最初的反应
_______ n. 感染；传染
Phrases extensin
nce and fr all
in charge f
draw a cnclusin
as a result
9. 结果是________________________
Fill in the blanks with prper frm f the phrases.1. We _______________ that the disaster was t end.2. It was all a great success— a lt f hard wrk. 3. On the face f it that seems t . But the figures dn't add up. 4. , a plain carpet makes a rm lk bigger.5. He has sme unfinished business t . 6. Send it t whever is sales.
drew a cnclusin
In general
7. _____________, we cnsider him as all-arund student at the end f the semester.8. Mre than half f all smkers ________ a tbacc-related disease.9. They interviewed the victim t ________ the mrning I wuld in a sweat.
As a result
Activity 1
adj. tw statements, beliefs etc that are cntradictry are different and therefre cannt bth be true r crrect
1.Write dwn the wrd that matches each definitin.
cntradictry
【语法填空】Thugh her versin her daughter's, she believed that freedm and discipline are nt each ther.
cntradicted
n. the act f becming invlved in an argument, fight, r ther difficult situatin in rder t change what happens
interventin
【语法填空】The situatin calmed dwn when plice .That is,the tw men wuld have cntinued fighting but fr the f a pliceman.
n. all the peple wh live tgether in ne huse ; adj. relating t lking after a huse and the peple in it
【语法填空】A grwing number f ffer at least ne cmputer t the renters.If a is interested, yu'll get an interview, prbably by phne.
v. t thrw sb./sth. smewhere, especially using frce
【语法填空】用cast的词组填空She cast her thughts t the vyage n the sea, when the ship was cast during the strm.The priceless treasures had been cast int the Nile.
vi. & vt. t d smething in rder t prtect smene r smething frm being attacked
【语法填空】His curage in his hmeland inspired many residents，and we wuldnt abandn ur f the city.
n. a persn wh helps r supprts sb, usually in their jb
【语法填空】Ms. Li is a gd __________，whse ____________ benefits us a lt，and she is ___________ us in making chemical experiments in the lab nw.
Activity 2
Grup wrk: Use the wrds in Activity 1 t translate the fllwing passage.
新冠肺炎已经成了一个人尽皆知的名字。它给我们的生活投射了很大的阴影。但是，新的疾病出现与社会发展并不是矛盾的。在科学家和医生研制一些新药对其干预的情况下，我们一定要加强对它的防御。无论如何，专家和医生的指导帮助我们勇敢面对它。
Cvid-19 has becme a husehld name. It casts a big shadw ver ur lives. Hwever，the emergence f new diseases is nt cntradictry t scial develpment. While scientists and dctrs develp sme new drugs t intervene,we must strengthen ur defences against it . Abve all,guidance frm experts and dctrs assists us face it bravely.