Module 11
模块语法专练
祈使句
1.定义:
用来表达命令、请求、劝告、警告、禁止等的句子叫作祈使句。祈使句通常省略主语you。例如:
Bequiet,please.请安静。
Pleasehaveaseat.请坐。
2.句式结构:
(1)Do型:动词原形+宾语+其他。例如:
Gothisway,please.请这边走。
Cometomyoffice.到我办公室来。
(2)Be型:Be +表语+其他。例如:
Beagoodboy!要做一个好孩子!
(3)Let型:Let +宾语+动词原形+其他。例如:
Letmehelpyou.让我来帮你。
注意:祈使句的否定形式一般都是在句首加don’t构成,有时也可直接用no开头表示禁止。在表达请求时,可以加上please;表达比较强烈的语气时,可从用感叹号。例如:
Don’tbelateforschool!上学不要迟到!
Nosmoking!禁止吸烟!
3.祈使句的答语:
通常用一般将来时来回答祈使句。例如:
—Don’tdrawonthewall.不要在墙上乱画。
—Iwon’tdoitagain.我不会再那样做了。
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Ⅰ.单项填空
(C)1.—Sorry,I’m late.
— tell me the bus broke down again!
A.Never to B.Not
C.Don’t D.No
(A)2.—Put some butter on the bread and add a teaspoon of butter.What else?
—Next some tomatoes.
A.cut up B.cuts up
C.to cut up D.cutting up
(B)3.Hey,boys! leave your soccer balls in the Sports Club.
A.Doesn’t B.Don’t
C.Can’t D.No
(D)4.—I’m leaving for Xisai Mountain this afternoon.
— you have packed everything.
A.To be sure B.Been sure
C.Being sure D.Be sure
(A)5. play with fire. with fire is dangerous.
A.Don’t;Playing
B.Not;Playing
C.Don’t;Play
D.Not to;To play
Ⅱ.按要求完成句子,每空一词
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1.Move the desk to another room.(改为否定句)
Don’t move the desk to another room.
2.You should listen to me.(改为祈使句)
Listen to me,please.
3.The teachers often tell the students not to be careless.(改为祈使句)
Don’t be careless,please.
4.Don’t smoke here and there!(同义句转换)
No smoking here and there!
5.You can’t listen to music when your mother is sleeping.(改为祈使句)
Don’t listen to music when your mother is sleeping.
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