1、1.祈使句的否定式和强调式1)祈使句的否定式是在整个结构前加dont或 never。e.g.Never come late.Please dont forget to take your medicine.注意：以let开头的祈使句的否定形式通常是在lets或let us/me后加not。e.g.Lets not waste our time arguing about it!2)祈使句的强调式是在整个结构之前加do。e.g.Do give my regards to your parents!2.祈使句表假设的情况祈使句常用于固定句式“祈使句and/or/otherwise一般将来时陈述句”
2、，若前后表顺承关系，用and；若前后表转折关系，用or或otherwise，祈使句则相当于一个条件状语从句。1)祈使句and陈述句名词短语and陈述句if条件状语从句主句e.g.Have a little patience and well look into it soon.Just a little patience and well look into it soon.If you have a little patience,well look into it soon.2)祈使句or陈述句if.not.主句e.g.Work harder,or youll fail.If you do
3、nt work harder,youll fail.表示强烈情绪(喜、怒、哀、乐、惊、恐等)的句子叫感叹句，通常由what或how引导。1.基本形式1)What(a/an)形容词名词主语谓语！e.g.What a clever boy he is!What wonderful ideas you have!2)How形容词a/an单数可数名词主语谓语 e.g.How difficult a problem it is!3)How形容词/副词主语谓语！e.g.How clever the boy is!2.其他形式的感叹句1)how直接修饰谓语动词：How主语谓语！e.g.How(much)we
4、 love our motherland!2)常见的其他形式 e.g.How can you be so silly！The designs and the colors！感叹句、祈使句1)what与how引导的感叹句作为宾语从句出现在试题中，其难点有两方面：一是复数名词或不可数名词前面用what还是how;二是感叹句的语序。2)祈使句的主要考点：根据句式特点判断是祈使分句还是状语成分；祈使句and/or结果分句。.单项选择。1.Read this story,_ you will realize that not everything can be bought with money.【20
5、13四川】A.or B.and C.but D.so【解析】祈使句+and+陈述句。前后两个分句之间为顺承关系,故选择并列连词and。A表示两分句之间为转折关系;B表示两分句之间为顺承关系;C表示两分句之间为转折关系;D表示两分句之间为因果关系。2.Always _ in mind that your main task is to get this company running smoothly.【2015湖南】A.to keep B.to have kept C.keep D.have kept.完成下列句子。1._(observe)carefully if any change occ
6、urs when doing experiments in the lab.2.【2014北京】2._(make)what youre doing today important,because youre trading a day of your life for it.【2014湖南】3.Every day _(read)a proverb aloud several times until you have it memorized.【2013湖南】ObserveMakeread4._(knock)at the door before you enter my room,please.
7、【2012北京】5.Before you quit your job,_(consider)how your family would feel about your decision.【2012重庆】KnockconsiderI.根据汉语意思补全下面句子。1.你过来一下!我有事情要告诉你。_!I have something to tell you.2.下一次不要再迟到了。_ again next time.You come hereDont be late3.琳达，今天你打扫房间，好吗？Linda,you clean the room today,_?4.我们喝一杯咖啡,好吗？_,shal
8、l we?5.快走，否则你就赶不上公共汽车了。Go quick,_.6.我们不要告诉她发生了什么。_ what happened.will/wont youLets have a cup of coffeeor youll miss the busDont lets tell her/Lets not tell herII.根据括号内的汉语提示补全下面对话。David:Monica,Im thirsty.1._(请给我一些喝的).Monica:OK,here is a glass of milk.David:I was just playing soccer and 2._(让我喝一杯冰饮料吧).Give me something to drink pleaselet me have an iced drinkMonica:3._ _(刚运动完，不要马上喝冷的东西).Its not healthy.David:Thanks.It doesnt matter.I have been used to that.Monica:OK.Here you are.Dont drink anything cold rightafter exercising
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