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语法点八 祈使句
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语法一点通 读一读,学会祈使句的用法
含义:祈使句通常以动词原形开头,用于表达命令、请求、劝告及警告等。
链接教材功能句式:
1.Only drink clean water!只喝干净的水!
2.Go straight on.直行。
3.Stop! Don't cross!停下!不要穿过(马路)!
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常用的祈使句类型
祈使句的
类型 肯定形式 否定形式
do型 动词原形(+宾语)+其他!
例:Get up early!早点起床! Don't+do型!
例:Don't get up so early!不要起床
那么早!
be型 Be+表语(名词或形容词)+其
他!
例:Be quiet!安静!
Be a good girl!做一个好女孩! Don't+be型!
例:Don't be noisy!别吵!
Don't be a bad girl!别做一个坏女
孩!
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祈使句的
类型 肯定形式 否定形式
let型 Let+宾语+动词原形+其他!
例:Let him go to the park!
让他去公园! Don't+let型!
例:Don't let him go to the park!别
让他去公园!
Let+宾语+not+动词原形+其他!
例:Let him not go to the park!别
让他去公园!
续表
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名师点睛
1.do型祈使句表示一种感情或请求,其中do起强调作用。
例:Do be careful!千万小心!
2.let型祈使句,后面接人称代词或称呼语,人称代词一般只用第一人称或第三人称。
例:Let Jack wait a minute. 让杰克稍等一会儿。
Let's play football!让我们一起踢足球吧!
多学一点
以no开头的祈使句表示禁止。
例:No parking. 禁止停车。 No fishing. 禁止钓鱼。 No smoking. 禁止吸烟。 No entry. 禁止入内。
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记忆小口诀
祈使句,祈使句,请求、命令或建议。
主语是you常省去,动词原形开头记。
否定形式要注意,句首要把Don't加。
要讲客气用please,句首句末没关系。
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语法自主测 测一测,看你掌握了多少
Ⅰ.单项选择(难度☆)
1.______ work too late. Stay healthy!( )
A.Stop B.Don't C.Can't D.No
2.______ in bed. It's bad for eyes.( )
A.Not to read B.Don't read C.Don't to read D.Not read
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3.Please______ quiet! The baby is sleeping.( )
A.be B.is C.are D.to be
4.Let's______ the classroom together!( )
A.cleaning B.cleans C.cleaned D.clean
5.Let us______ anything about the news. I'm not interested in it.( )
A.say B.not say C.don't say D.not saying
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√
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Ⅱ.按要求完成下列句子(难度☆☆)
1.You shouldn't be late for school. (变为祈使句)
______ ____ _____ for school!
Don't
be
late
2.You should do it this way. (变为祈使句)
_______________
Do it this way.
3.Let him read loudly. (变为否定句)
____ ____ ____ ____ loudly!
[答案] Let him not read/Don't let him read
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4.Turn right here!(变为否定句)
____________________
Don't turn right here!
5.Don't go straight on!(变为肯定句)
_______________
Go straight on!
6.Ride your bicycle here!(变为否定句)
___________________________
Don't ride your bicycle here!
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