人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists优秀教学设计

这是一份人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists优秀教学设计，共6页。

In the aspect f learning strategies, this teaching design fcuses n cultivating students' ability t use wrd frmatin t induce and memrize vcabulary, and the ability t use lexical chunks t express meaning. Besides, it made sme exercise t teach students t match the verbs with the prper prepstins and then instruct them t use the apprpriate chunks t cmplete the sentence in the cntext apppriately. Other exercise is aimed t guide students t use unit tpic wrds and the sentence patterns in a richer cntext.
1. Guiding the Ss t use unit tpic wrds and the sentence patterns in a richer cntext.
2. Cultivating students' ability t use wrd frmatin t induce and memrize vcabulary, and the ability t use lexical chunks t express meaning.
Instruct students t knw mre abut suffix and prefix.
Enable students t use the language pints in the real situatin r specific cntexts flexibly and apprpriately.
Step1: The teacher instructs the students t build up their vcabulary by reviewing sme wrd-building methds such as prefix and suffix.
re:________________________ -ry: ________________________
dis: ________________________ -in: ________________________
micr: ________________________ -ial: ________________________
trans: ________________________ -lgy: ________________________
mis: ________________________ -al:________________________
un: ________________________ -r: ________________________
multi: ________________________ -ist:________________________
keys:
re: retell recycle
-ry: thery cntradictry
dis: disappint dislike
-in:actin inventin
micr: Micrsft micrphne
-ial:beneficial fficial
trans: transfrm transprt
-lgy:bilgy gelgy
mis: misunderstand misleading
-al:natural actual
un: Unlike unhappy
-r:actr inventr
multi: multiple multinatinal
-ist:bilgist scientist
Step2: Make phrases by cmbining the wrds in the left bx with thse n the right. Then cmplete the senteces using the prper frms f these phrases.
t f fr
Subscribe suspect blame link
Many scientist ____________________the view that it is human activity that has caused glbal warming.
He was t________________________the accident because he drve n the wrng side f the rad.
The man ________________being behind the rbbery was seen crssing the street.
Since heart disease is ften ___________________ur lifestyle chice, we need t make healthy lving an imprtant part f ur lives.
keys: subscribe t ; blame …fr… suspect…f….. link…t….
1.subscribed t 2. blame fr 3. suspected f 4. linked t
Step 3: Fill in the blanks accrding t the grammar rules.
1.I feel it is bth f yu wh are__________ ( blame)fr the spiled child.
2. The new student is________sincere that all classmates want t make friends with her.
3. ________seemed that the sea lin didn't mind being with the turists at all.
4. Wang Peng sat in his empty restaurant feeling very ________ ( frustrate ) because n custmers had cme t his restaurant ever since he gt up in the mrning.
5. The way that he did things was________ ( cntradictin) t what he had said earlier this week.
6.Yur________ ( subscribe) will be autmatically renewed each mnth withut ntice until yu cancel it.
7. He is cming here___________( pure) because he wants t participate in the ftball champinships again.
8. The plice suspect him __________having a part in the jewel rbbery.
9. The vaccine is develped t prtect the whle ppulatin against _________ (infect )f COVID-19.
10. It was reprted that Germany had taken a lt f measures t slw the rate f infectin, including clsing hair and beauty studis. Other nn- essential shps __________ ( shut ) already.
keys:
t blame 2. s 3. It 4. frustrated 5. cntradictry
6.subscriptin 7. purely 8. f 9.infectin 10. had been shut
Step 4: Cmplete the sentence accrding t the Chinese meanings.
1. It is nt unusual fr an athlete t be h_____________(家喻户晓的)name while he is active, and quickly frgtten when his athletic career is ver.
2. I'm sure she'll h____________(处理) the changes very well because she's very adaptable.
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 _____________(生的) yet.
4. He used his s_________________（重大的） influence t change the thinking f the scientific cmmunity n this issue.
5. Scientists have cllected mre s________________（数据） than expected t prve the thery.
keys：1.husehld 2.handle 3. raw 4. substantial 5. statistics
Step 5: Read this passage abut medical science. Cmplete it using the wrds belw.
infectin multiple decrease severe
transfrm prf blame 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 __1______________ fr the spread f cld-causing virus. Targeting he hst rather than __2_______________was a bit nn-traditinal but made sense because it was tricky t target the virus. Cld-causing virus are nt nly f 3_____________kinds, they als _4______________ rapidly, meaning they can quickly develp resistance t medicine. Researchers are wrking n making a frm f medicine that can be taken directly int ne’s lungs, t5____________ the chance f side effects. Thugh these scientists have made __6__________________ advances in their research, further___7___________ is needed t make sure such drugs are nt s __8____________ that they harm the bdy.
keys:
1.blame 2.infectin 3. multiple 4.transfrm 5.decrease
6.substantial 7. prf 8.severe
Step 6: Dictate the key wrds and phrases in this unit.
Part 1: key wrds:
1. prf n．证据；证明；检验
2. multiple adj.数量多的；多种多样的
3. husehld n．一家人；家庭；同住一所(套)房子的人
4. suspect vt.&vi.怀疑；疑有；不信任n．犯罪嫌疑人；可疑对象
5. blame vt.把……归咎于；责怪；指责 n. 责备；指责
6. handle n．把手；拉手；柄 vt. 处理；搬动；操纵(车辆、动物、工具等)
7. interventin n．介入；出面；干涉
8. link vt.把……连接起来；相关联 n. 联系；纽带
9. raw adj.未煮的；生的；未经处理的；原始的
10. pure adj.干净的；纯的；纯粹的
11. substantial adj.大量的；价值巨大的；重大的
12. decrease n．减少；降低；减少量 vt.&vi. (使大小、数量等)减少；减小；
13. statistic n．[pl.]统计数字；统计资料；统计学
14. transfrm vt.使改观；使改变形态vi.改变；转变
15. thinking n．思想；思维；见解
16. finding n. 发现；调查结果；(法律)判决
17. initial adj. 最初的；开始的；第一的
18. slid adj. 可靠的；固体的；坚实的n. 固体
Part 2:Key phrases
1．nce and fr all 最终地；彻底地
2．subscribe t 同意；赞同
3．thanks t 幸亏；由于
4．attend t 照料；照顾
5．think f 想起；考虑
6．as a result f 由于……的结果
7．in general 总之；通常；一般而言
8．find ut 找出；查明
9．what's mre 而且；另外
Step 7: cmplete the discurse accrding t the grammar rules.
Chlera used t be ne f the mst 1.__________ (fear) diseases in the wrld. In the early 19th century, _2_________ an utbreak f chlera hit Eurpe, millins f peple died. But neither its cause, 3__________ its cure was understd. A British dctr, Jhn Snw, wanted t slve the prblem and he knew that chlera wuld nt be cntrlled _4_________ its cause was fund. In general, there were tw cntradictry theries 5 __________ explained hw chlera spread. The first suggested that bad air caused the disease. The secnd was that chlera was caused by an _6_________(infect) frm germs in fd r water. Jhn Snw thught that the secnd thery was crrect but he needed prf. S when anther utbreak f chlera hit Lndn in 1854, he began t investigate. Later, with all the evidence he _7_________ (gather), Jhn Snw was able t annunce that the pump water carried chlera germs. Therefre, he had the handle f the pump _8_________ (remve) s that it culdn't be used. Thrugh his interventin，the disease was stpped in its tracks. What is mre, Jhn Snw fund that sme cmpanies sld water frm the River Thames that __9__________________ (pllute) by raw waste. The peple wh drank this water were much mre likely _10_________ (get) chlera than thse wh drank pure r biled water. Thrugh Jhn Snw's effrts, the _11_________ (threaten) f chlera arund the wrld saw a substantial increase.
Keys： 1.feared 2.when 3. nr 4.unless 5.that/which 6.infectin 7.had gathered 8.remved 9.was plluted 10.t get 11. threat