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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Imperative Sentence,Ok,Everyone.Please,take out a piece of paper,and,draw signs,according to the following pictures.Those signs are,to be put up in public places,in order to attract attentions.,Be quiet,please.,?,No parking!,Keep off the grass.,Be quiet,please.,(请安静。,请求,),No smoking,!(,请勿吸烟。,劝告,),No parking.,(,禁止停车。,禁止,),Keep off the grass.,(勿践草坪。,禁止,),Dont litter.,(不要乱扔垃圾。,劝告,),Go and wash your hands.,(去洗你的手。,命令,),祈,使句,(,Imperative Sentence,)表,shi,命令、请求、劝告、警告等,.,祈使句因对象(即主语)是第二人称,所以通常被省略。谓语动词用原形,句末则使用感叹号或句号,读降调。,1,、肯定的祈使句,句型,:,1),动词原形(省略主语),Come in!,Be quiet!,Be a good boy!,2),有时为了加强语气,可以在动词之前加,do,表示,“,务必,一定,”,。,Do come on time!,Do look out!,2,、祈使句的否定,句型,:,1)Dont+v.,Dont be late.,Dont come out.,2)Lets+not+v.,Lets not speak loudly.,让我们不要大声说话。,祈使句中需要注意的一些情况,1,、有时为了表示委婉语气,可在句首或句尾加上,please,但,please,加在句尾时,前面要用逗号隔开。,Please sit down.,Stand up,please.,2,、在意思较为明显的情况下可一把谓语动词省去。,This way,please.,3,、有时为了明确的向对方提出请求或发出命令,可加呼语,但呼语要与句子隔开。,Turn off the light,Jim.,4,、某些名词、形容词或副词等,后面加感叹号,也可作为祈使句使用。,Hand up!,请举手!,Hand down!,放下手!,taxi!,出租车!,Books up!,举起书!,Books down,!放下书!,将下列汉语翻译成英语。,1.,请照看好您的包。,_.2.,让我们去学校吧,!_!3.,亲爱的,高兴点儿,!_!4.,不要把书放这儿。,_.5.,不要让猫进来。,_.,Key:,1.Please look after your bag,2.Lets go to school 3.Be glad,dear,4.Dont put the book here 5.Dont let the cat come in/Let the cat not come in,Homework,Thanks,for,Listening,
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