以動(dòng)詞名詞為主語(yǔ)的句子一般就是陳述一件事之類(lèi)的.例句：
1、Smoking is prohibited here.
2、Climbing mountains is really fun.
3、Doing much exercise is good to our healthy.
4、Reading is an art.
5、Don't put your bike on the playground.
6、Please qive me a hand.
7、Milk is good for your health.
8、Please do your homework.
9、Listening to the music is good.
10、Throwing litter about is very bad.
英語(yǔ)祈使句用于表達(dá)命令、請(qǐng)求、勸告、警告、禁止等的句子叫做祈使句,祈使句最常用于表達(dá)命令,因此在學(xué)校文法中也常稱(chēng)為命令句.其主語(yǔ)是第二人稱(chēng),所以通常都省略.祈使句的動(dòng)詞都為一般現(xiàn)在時(shí),句末則使用句號(hào)來(lái)表示結(jié)束.
例句：
1、Go and wash your hads.
2、Please be quiet.
3、Watch your steps.
4、No parking.
5、No smoking.
6、Keep off the grass.
7、Look out!Danger!
8、Don't be careless.
9、Put the boxes in the samll room.
10、Be kind to out sister.
11、Be careful when crossing the street.