全优课堂英语选择性必修第四册(北师大版)课件UNIT 12 period 2.pptx

UNIT12INNOVATION;课前自主预习;A．坦率的，直言不讳的

B．谦虚的，谦卑的

C．察觉，注意到，发觉

D．科学(上)的

E．立刻的，马上的;1．Thenewsofhisdeathproducedaninstantgrief. ()

2．Hedecidedtodevotetherestofhislifetoscientificinvestigation. ()

3．Mostblindpeople,eveniftheydon’thaveanysight,arestillabletoperceivelight. ()

【答案】1—3EDC;4．Havinglivedabroad,shenearlybecameaforeignerwhoisfrankandoutspoken. ()

5．SomeofthenicestpeopleIknowarealsothemosthumblepeopleIknow. ()

【答案】4—5AB;Ⅱ.猜单词拼写

1．efficientadj.高效的；有效的→__________adv.有效率地，高效能地

2．subsequentadj.后来的；随后的→__________adv.后来，随后

【答案】1.efficiently2.subsequently;3．constantadj.恒久不变的；持续不断的，经常发生的→__________adv.总是，经常地，不断地(参考：large→largely)

4．physicsn．物理→__________n．物理学家

(参考：art→artist)

5．donatevi.vt.捐献(器官)，献(血)；捐赠，捐献→__________n．捐赠；捐献

(参考：invite→invitation)

【答案】3．constantly4.physicist5.donation;Ⅲ.完成句子

1．I________________________heardastrangesound.

我正在看电视突然听到一个奇怪的声音。

2．________________sheisanexcellentstudent.

毫无疑问，她是一名优秀的学生。

【答案】1.waswatchingTVwhenIsuddenly

2．Thereisnodoubtthat;3．Hedevoted__________________________hehadnotimetoaccompanyhischildren.

他投入了如此多的精力于工作，以至于没有时间陪伴孩子们。

【答案】3．somuchenergytohisjobthat;4．Thismeetingis________________________thatone.

这次会议不如那次会议重要。

5．They’ll______________________________ontheplane.

他们会使你在飞机上感到舒服。

【答案】4．lessimportantthan

5．makeyoucomfortable;Ⅳ.预备语法(形容词)

写出下面各句中黑体字部分所充当的成分

1．Chinaisagreatsocialistcountry. ()

2．Thehousewasfoundempty. ()

3．Dositdownandmakeyourselfcomfortable. ()

【答案】1.定语2.主语补足语3.宾语补足语;4．Thepooraretakengoodcareofinthehospital. ()

5．ThebikeTomboughtyesterdayisveryexpensive. (??)

6．Youshouldkeepcalmincaseofemergency. ()

【答案】4.主语5.表语6.表语;课文语篇研读;一、阅读理解

()1.What’sthemainideaofthefirstparagraph?

A．Peoplehavemadeamazingdiscoveriesinmedicine，communicationsandtransport.

B．Itishardtochoosethesinglemostimportantdiscoveryofth