2018届九年级英语全册unit6whenwasitinvented第4课时学案新版人教新目标版

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1、Unit6Whenwasitinvented?SectionB(1a—1d)【学习目标】1.会听说读写下列词汇：crispy;salty;sour;bymistake;customer；bymistake;thinenough;saltyenough;makethecustomerhappy;intheend;potatochips2.能正确使用语法要点中的句型：（1）Potatochipswereinventedbymistake.（2）Thecustomerthoughtthepotatoesthineno

2、ugh.（3）Thecustomersaidtheywerenotsaltyenough.（4）Georgewantedtomakethecustomerhappy.（5）Thecustomerwashappyintheend.【重点难点】理解并讨论薯条的发明。熟练运用语法要点中的句型和他人对话；一般过去式被动语态的用法。【新知预习】根据句意及首字母提示完成单词。1.Theglassisveryc_________.Youshouldbecareful.2.Thesoupisverys_________.You

3、shouldn’tputsomuchsaltintoit.3.Theorangesarenotsweetatall,instead,theyarekindofs_________.4.Heputsaltinhercupofteabym_________.5.Hisbrotherisagoodcook,manyc_________gotheretoenjoyhiscooking.【课堂探究】1.salty咸的(教材第45页)salty形容词，意思为“咸的；含盐的”，是由名词“盐，食盐”加-y构成的形容词。Theb

4、oydidn’thavemuchfordinnerbecausethedishesweretoosalty.这个男孩晚餐吃得不多，因为菜太咸了。【拓展】“名词+-y”构成形容词:在英语中，很多名词后加-y可以构成形容词，如：cloud—cloudywind—windyrain—rainysleep—sleepysun—sunny【针对练习】()Whatniceweather！It’s_________.A.sunB.sunyC.cloudD.sunny2.Thecustomerwashappyintheend.

5、最后顾客高兴了。intheend意思为“最后；最终”，相当于“atlast”,finally,其后不接of短语。夲短语强调虽然最初……，最后还是产生了一个……的结果。Theywereoutofdangerintheend.他们最后脱险了。【拓展】attheendof…在……结束时，后接表示时间的名词；在……尽头，后接表示地点的名词。bytheendof…在……以前，到……为止，常用于将来时态和过去完成时态的句子中。他最终赢得了比赛的胜利。Hewonthematch________________________

6、_.【达标练习】I.用所给词的适当形式填空。1.Theythoughtthepotatoes__________(benot)thinenough.2.Acook__________(call)GeorgeCruminventedpotatochips.3.Toomuchsalt__________(put)ontheturkey.4.Thenoodlesaretoo_________(salt).Wedon’twanttoeatthem.5.Theboydidn’tliketoeatpotatoes,beca

7、usethey_________(cut)toothick.II.选择填空。1.Paperandprinting________inChina.A.werebothinvented   B.wasinvented  C.arebothinvented D.isinvented2.YesterdayItookaman’sbag________,andhewasveryangrywithme.A.bymistakesB.bymistakeC.withmistakeD.withmistakes3.Thelab____

8、____aboutfiveyearsago.A.builtB.isbuiltC.wasbuiltD.hasbeenbuilt4.Thecustomerthoughtthepotatoes________.A.weren’tthinenoughB.aren’tthinenoughC.aren’tenoughthinD.weren’tenoughthin5.He________thepot