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1、专题三,祈使句,祈使句是用来表示请求、命令、劝告或建议等的句子。祈使,句习惯上常常省略主语，句末用感叹号或句号，朗读时一般用降,调。如：,No smoking!,禁止吸烟！,Dont play with fire!,不要玩火。,考点一,祈使句的形式,1,祈使句的肯定式,谓语动词用原形。,如：,Look at the blackboard.,请看黑板。,2,祈使句的否定式,动词前加,dont,，也可用,never,。,如：,Dont worry.,别担心。,Never do that again,！再也不要那样做了！,3,祈使句的,let,式,如：,Lets go home,！我们回家吧！,4,
2、祈使句的强调式,肯定祈使句前可用助动词,do,来加强语气。,如：,Do study hard at school.,在学校一定要好好学习。,5,不含动词的祈使句,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。,如：,Quick!,快点！,No parking!,请勿停车！,考点二,祈使句的分类,1,表示请求,如：,T,urn on the radio,please.,请把收音机打开。,Please wait for me!,请等我一下。,2,表示命令,如：,Stop talking!,别讲话！,Dont make noises.,不要喧哗。,3,表示提醒或警告,如：,Look o
3、ut!The car is coming.,当心！车来了。,4,表示禁止,如：,No photos.,禁止拍照。,No swimming.,禁止游泳。,5,表示邀请,如：,Please join us!,请加入我们吧！,Have some fruit!,吃些水果吧！,【例,1,】,单项选择。,(,)1.T,om,，,_your shoes,，,please.,A,wash,B,washes,C,is washing,(,)2.Please_,；,its very dangerous.,A,careful,B,dont careful,C,be careful,?,思路点拨：,第,1,题是祈使句
4、的肯定形式，用动词原形开头。,第,2,题表示,“,小心,”,，注意不要漏掉动词,be,。,【答案】,1.A,2.C,【例,2,】,给下列标志图选择恰当的英文标志语。,A,No parking.,B,No smoking.,C,No fishing.,D,No drinking.,E,No photos.,F,No swimming.,?,思路点拨：,本题和学生的生活密切相关。所给的标志图都,是公共场所的常见标志，清楚了标志的含义和祈使句的意义，将,二者恰当配对，本题就做出来了。,【答案】,1.E,2.B,3.A,4.F,5.D,6.C,知识检测,知识检测,17,祈使句,(,训练时间：,40,分
5、钟,分值：,100,分,),一、英汉互译。,(20,分,),1,小声讲话。,T,alk,quietly.,2,保持桌面整洁。,_,Keep,your,desk,clean.,3,当心！,Be,careful,！,4,看我！,Look,at,me,！,5,穿上你的大衣。,Put,on,your,coat.,_,6,Dont worry,！,别担心！,7,Open it and see!,打开看看！,8,Just a minute.,稍等一会儿。,9,Stop and wait.,停止并等待。,10,Dont be sad.,别伤心。,二、看图片，选择相应的句子并连线。,(9,分,),三、判断下列
6、句子，是祈使句的在括号中画,“”,，不是的,画,“,”,。,(10,分,),1,T,ake off your jacket.(,),2,Lets play games.(,),3,How beautiful the girl is,！,(,),4,How are you,？,(,),5,What an interesting movie it is,！,(,),6,Drink some tea,please.(,),7,How clever you are,！,(,),8,Dont play football in the classroom.(,),9,Close the window,pl
7、ease.(,),10,They are my good friends.(,),四、单项选择。,(20,分,),(,A,)1.Be quick!_ late for class.,A,Dont be,B,Not be,C,Be not,D,Be,(,A,)2.Lets _ the classroom.,A,clean,B,cleaning,C,to clean,D,cleaned,(,B,)3.He is not honest(,诚实,)._ believe him.,A,Not,B,Dont,C,T,o not,D,Not to,(,C,)4._ in the street.Its dan
8、gerous.,A,Not play,B,Not to play,C,Dont play,D,Dont to play,(,D,)5._ your hands before the meal.,A,Washing,B,Washed,C,T,o wash,D,Wash,(,A,)6.Let me _ a look at your new,schoolbag.,A,have,B,to have,C,having,D,has,(,B,)7.Please _ worry.,A,dont to,B,dont,C,not to,D,not,(,A,)8.Which sign can you find in
9、 the library?,(,C,)9.Its time to go to bed.Please _ the TV,.,A,open,B,turn on,C,turn off,D,close,(,A,)10.Its cold._ the window,please.,A,Dont open,B,Dont close,C,Opening,D,Open,五、选择正确的单词完成句子。,(15,分,),1,_,Be,_(Be,Is)careful.The bus is coming.,2,John,，,_,do,_(does,do)your homework quickly!,3,Nancy,ple
10、ase _,dont,_(not,dont)open the window,.,4,_,Dont,_(Not,Dont)chat with your friend now,.,5,Lets _,play,_(play,plays)games together,.,六、看图，选择符合图意的句子，将序号填在题前括号内。,(6,分,),(,A,)1.A,T,ake off your coat.,B,Put on your coat.,C,Put away your coat.,(,C,)2.A,Keep quiet.,B,Work quietly.,C,Keep your desk clean!,(
11、,A,)3.A,Lets play cards.,B,Lets play chess.,C,Lets play games.,七、根据所给信息选出正确的说法。,(10,分,),(,B,)1.,走在公园里，工作人员会提示你说：,A,Dont smoke here.,B,Keep off the grass.,C,Be quiet,please.,(,A,)2.,观看射击比赛时，有人在大声喧哗，你应该提示他,说：,A,Be quiet,please.,B,Shout loudly,please.,C,Stop shouting.,(,B,)3.,有同学在图书馆里大声说话，你应提示他说：,A,Let
12、s not read books here.,B,Keep quiet!,C,Dont walk here.,(,B,)4.,当你为别人指路时，你会说：,A,Welcome.,B,This way,please.,C,Please ask others.,(,A,)5.,在学校门前禁止停车，你应该提示大家说：,A,No parking!,B,No car!,C,No photos!,八、将下列句子改成祈使句。,(10,分,),1,Y,ou must not look out of the window,.,_,Dont,_ _,look,_ _,out,_ _,of,_ the window,
13、.,2,Y,ou may let the children play the piano.,_,Let,_ _,the,_ _,children,_ play the piano.,3,Y,ou shouldnt eat too much junk food.,_,Dont,_ _,eat,_ _,too,_ _,much,_ junk food.,4,Will you please not play with my pencil?,_,Dont,_ _,play,_ with my pencil,_,please,_,5,Y,ou should get home before eight oclock.,_,Get,_ _,home,_ _,before,_ _,eight,_ _,oclock,_.,
