九年级英语全册 Unit 1 When was it invented？（第3课时）学案 鲁教版五四制.doc

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1、Unit1Whenwasitinvented？（第3课时）一、听录音或根据音标朗读词汇表：crispy～customer共4个词。并在课文中划出来。二、根据汉语写出下列短语，并在课文中划出来。1错误地5最终2不够薄6薯条的历史3不够咸7在…上面加盐4使顾客高兴自主探究1.Potatochipswereinventedbymistake.薯片是因为差错而被发明的。【解读】句中bymistake意为“错误地”。mistake在这里是名词，意为“错误”，作为名词相关的短语还有:makeamistake/makemistakes意为“犯错误”。mistake也可以做动词,

2、意为“弄错；误解”，相关的短语有：mistakesb.forsb.意为“把某人错认作某人”。【举例】（1）Igotonthewrongbusbymistake.我坐错了公共汽车。（2）Hetookawaymypenbymistake.他错拿了我的钢笔。（3）Shemadeafewmistakesinthemathtest.她在数学测验中犯了几个错误。（4）Theymistookhimforthemanager.他们错把他当成经理了。【练习】根据中文完成句子。（1）我错拿了他的书包。Itookhisbackpack.（2）他经常在拼写上出错。Heoften_____

3、___________________inhisspelling.（3）她经常被误认为是她的双胞胎妹妹。She________often________________hertwinsister.2.Georgewantedtomakethecustomerhappy.乔治想要使这位顾客高兴。【解读】句中make是使役动词，意为“使，让”，其后可接名词、形容词、省略to动词不定式或动词的过去分词来充当宾语补足语。注意使役动词make,have及感官动词see,hear,watch等后接省略to的动词不定式作宾语补足语的主动语态变成被动语态时，动词不定式的“to”需

4、还原。【举例】（1）TheymadeMr.BrownaRomancitizen.他们使布朗先生成为了罗马公民。（2）Whathesaidmademesad.他说的话让我很难过。（3）IheardTinasingintheroomyesterday.=Tinawasheardtosingintheroomyesterday.（4）Thebossmadetheworkersworktwelvehoursaday.=Theworkersweremadetoworktwelvehoursaday.【练习】单项选择（1）Shemadeherdaughter______the

5、pianotwohoursaday.A.playsB.toplayC.playD.playing（2）Hetriedhisbesttomakehimself______.A.understandingB.tounderstandC.understoodD.understand（3）Thetwinsweremade______theroomonSunday.A.tidyB.totidyC.tidyingD.tidied（4）(2013齐齐哈尔)Theboyisoftenheard_____inthemusicroom.Hesingsverywell.A.practi

6、cesingingB.topracticesingingC.practicedsinging第3课时二、短语理解1.bymistake2.notthinenough3.notsaltyenough4.makethecustomerhappy5.intheend6.thehistoryofpotatochips7.putsalton…自主探究1.(1)bymistake(2)makesamistake(3)ismistakenfor2.(1)C(2)C(3)B(3)B