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1、第三课时第三课时Section A(Grammar Focus4c)情态动词情态动词should情情态态动动词词should意意为为“应应该该；应应当当”，其其后后接接动动词词原原形形，没没有有人人称称和和数数的的变变化化。否否定定形形式式是是在在其其后后加加not，可可缩缩写写为为shouldnt。should不不能能单单独独作作谓谓语语，必必须须和和动动词词一起构成谓语。一起构成谓语。句式结构句式结构1肯定句：主语肯定句：主语should动词原形其他动词原形其他2否定句：主语否定句：主语shouldnt动词原形其他动词原形其他.3一般疑问句：一般疑问句：Should主语动词原形其他？主语动
2、词原形其他？4特殊疑问句：特殊疑问词特殊疑问句：特殊疑问词should引导的一般疑问句？引导的一般疑问句？用法用法1表示委婉地提出意见或建议，意为表示委婉地提出意见或建议，意为“应该；应当应该；应当”。You should study even harder.你应当更加努力地学习。你应当更加努力地学习。2表示义务、责任，意为表示义务、责任，意为“应该；应当应该；应当”。You should obey the school rules.你们应该遵守校规。你们应该遵守校规。3表示命令或要求，语气比较强烈。表示命令或要求，语气比较强烈。You shouldnt drive after drinkin
3、g.你不应该酒后开车。你不应该酒后开车。4表示预测或可能性。表示预测或可能性。They should arrive before dark.他们天黑以前应该能赶到。他们天黑以前应该能赶到。表表示示反反射射或或强强调调的的代代词词叫叫反反身身代代词词。反反身身代代词词与与它它所所指指代代的的名名词词或或代代词词形形成成互互指关系，在人称、性质和数上保持一致。指关系，在人称、性质和数上保持一致。构成构成用法用法1作作动动词词(短短语语)的的宾宾语语，常常用用在在teach，enjoy，hurt，help，buy，dress，look after等动词等动词(短语短语)后。作介词的宾语，常用在后。作
4、介词的宾语，常用在by，to，for等介词后。等介词后。He teaches himself dancing.他自学跳舞。他自学跳舞。His grandma lives by herself in the countryside.他的外婆独自住在乡下。他的外婆独自住在乡下。2作表语，常用在作表语，常用在be动词，动词，feel，look，seem等系动词之后。等系动词之后。Its right to be yourself.做你自己就好。做你自己就好。3作主语或宾语的同位语，用来加强语气，意为作主语或宾语的同位语，用来加强语气，意为“自己自己”或或“亲自亲自”。(作主语同位语作主语同位语)I m
5、yself prepared dinner last night.昨晚我自己准备了晚餐。昨晚我自己准备了晚餐。(作宾语同位语作宾语同位语)You can go and ask John himself.你可以去问约翰本人。你可以去问约翰本人。4常用短语：常用短语：by oneself独自；单独独自；单独learn.by oneself自学自学enjoy oneself玩得开心玩得开心help oneself to.随便吃随便吃/喝喝leave sb.by oneself把某人单独留下把某人单独留下improve oneself提高自己提高自己look after oneself照顾自己照顾自己
6、一、用括号内所给单词的适当形式填空。一、用括号内所给单词的适当形式填空。1Jim cut his foot.What should he _(do)?2You should not _(believe)what the man said.3Kids，help _(you)to some fruit.Its good for your health.4Though the little boy is only three years old，he can dress _(he).5Its too dangerous for the young children to play near the
7、river by _(they).dobelieveyourselveshimselfthemselves二、单项选择。二、单项选择。()6.As middle school students，we _ follow the school rules.Awould Bshould Cmight Dcould()7.You _ be so careless.The question is actually very easy.Ashould BshouldntCneed Dneednt()8.You should _ more fruit.Aeats BeatingCeat Dto eatBBC
8、()9.Jack，you swim very well.Who taught you?Nobody.I taught _.AI BmeCmyself Dmine()10.You cant taste Lu Xuns writing style until you read his works for _.Ayourself BmyselfChimself DitselfCA三、按要求完成下列句子。三、按要求完成下列句子。11He should go to the dentist.(改为否定句改为否定句)He _ go to the dentist.12She should take some
9、medicine.(改为一般疑问句，并作否定回答改为一般疑问句，并作否定回答)_ she take _ medicine?No，_ _13Dont run the red light！(改为同义句改为同义句)You _ _ the red light!shouldntShould anyshe shouldntshouldnt run14看看！孩孩子子们们在在操操场场上上玩玩得得很很开开心心。(汉汉译译英英)Look！The children are _ _ on the playground.15父母不在身边，你应该好好照顾你自己。父母不在身边，你应该好好照顾你自己。(汉译英汉译英)With
10、out a parent around，you _ _ _ _ well.enjoying should look after yourselfthemselves四四、根根据据短短文文内内容容，选选择择恰恰当当的的情情态态动动词词填填空空或或在在空空白白处处填填入入恰恰当当的的反反身身代代词词，使短文完整、通顺。使短文完整、通顺。Long long ago，there was a mountain called Great Hill.And at the foot of the Great Hill lived the Yolks.“We 16._ (should/shouldnt)reac
11、h the top of the Great Hill to see what its like up there，”said the Yolks.As a result，many Yolks began to climb.One of them was Egg.Egg climbed very slowly.Some people wanted to help him，but he refused.He thought that he 17._ (should/shouldnt)climb on his own.“I should have confidence(信信心心)in 18._.I
12、f I go on climbing，Im sure I 19._ (can/need)reach the top of the Great Hill，”Egg said to 20._shouldshouldmyselfcanhimselfOn his way，he met many other Yolks.Some of them stopped climbing because they didnt want to make 21._ too tired.However，Egg went on climbing because he thought he 22._(shouldnt/neednt)give up and that he 23._ (could/couldnt)reach the top sooner or later(迟早迟早).And in the end，he reached the top.themselvesshouldntcould
