人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists课前预习课件ppt

这是一份人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists课前预习课件ppt，共19页。PPT课件主要包含了keys，中英文单词互译，单词语境填空，shift，fault，vividly，severe，infections，cast，suspected等内容，欢迎下载使用。

1. Enable the Ss t master the usage f the key wrds and expressins in this unit.2. Enable the Ss t use the sentence patterns flexibly.3. Train the Ss t apply sme skills by ding the relevant exercises.
Teaching Gals
1.Find the wrds frm the previus pages with the fllwing prefixes r suffixes. Then add tw wrds fr each prefix r suffix.
Build Up yur vcabulary
SevereFrustratedCntradictrySubscribeMultiplePrfAssitantPatriticOutstandingleadership
严重的沮丧的矛盾的订阅多重的证据助手爱国的杰出的领导
PrfSuspectBlameHandleInterventinInitialSlidPurShallwcncrete
证据n.嫌疑犯n.责备v.手柄n.干预n.首字母的adj固体的adj倾注v.浅薄的adj.混凝土n.
linkSubstantialDecreaseStatisticsTransfrmThinkingVirusGiftedSteadyCnceptbrilliant
链接实质性减少统计转换思考病毒有天赋的稳定概念明亮的
AbstractFurthermreVividBesidesDefendMissileframewrk
摘要此外生动此外保卫导弹框架
1. A sudden ___________(转变） in the wind warned f the cming strm. 2. he always finds _____________with characters in the nvel is ___________ presented.4. It never rains but it _____________（倾倒）5. She ____________him a significant smile.(向…投微笑）6.Ear __________are cmmn in kids.(感染）7. we must be ________with ur kids.(严格的）8.He _________me f taking his mney.(怀疑）9.They ____________the failure n Jhn.(责备）10.I wuld like t ____________t this magazine.(订阅）
多亏最终同意；订阅最重要的是爆发主管，负责
Thanks t Once and fr allSubscribe tAbve allBreak utIn charge f
得出结论结果总之依靠处理执行有意义
Draw a cnclusinAs a resultIn generalDepend nDeal withCarry utMake sense
2. Fill in the blanks with the fllwing phrases.
1. Many scientists ____________________the view that it is human activity that has caused glbal was t____________________ the accident because he drve n the wrng side f the rad.3 The man ____________________being behind the rbbery was seen crssing the street.4 Since heart disease is ften________________ ur lifestyle chices, we need t make healthy living an imprtant part f ur lives.
subscribe t
suspected f
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 ( subscribe) will be autmatically renewed each mnth withut ntice until yu cancel it.
cntradictry
subscriptin
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.
had been shut
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.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
a husehld name
Read this passage abut medical science. Cmplete it using the wrds belw.
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. 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. Made.
substantial
Cmplete me passage with the crrect frms f the wrds belw. 
     The scientist’s main task is t discver hw things wrk in the universe, but few scientists placed themselves under the_________，s even thugh the __________ scientific methd which mainly includes hyptheses, data cllectin, and statistical analysis is written dwn,  the methd by which scientists cme t _____________cnclusins is hard t identify. Tw f the  essential qualities a scientist needs t have seem t be curisity and creativity. Peple wh are curius usually have a mixture f seemingly ____________desires: 
cntradictry 
     They are lking fr riginality and yet they als want everything in its prper place. T settle the cnflict between statistics and________________, scientists must have a vivid imaginatin and a strng intuitin in rder fr new _____________t be made. I eches smething the ______________Carl Sagan nce said.  He believes that every child  "starts ut as a scientist" and every child is __________with the "sense f wnder.”