祈使句的类型和例句
祈使句表示请求、命令、建议等等,谓语动词一律用原形。句中通常不用主语,句末用惊叹号或者句号。
1、肯定的祈使句
(1) 句型:动词原形……(省略主语)。如:
Look at these holes! Please keep the classroom quiet.
(2) 有时,为了加强语气,可以在动词之前加do。
Do be quiet. Do study hard.
(3) 祈使句中如果有呼语,一定要用逗号“,”隔开。放在句首或句尾。Come here, Li Ming.
2、否定的祈使句
(1) 句型:Don’g + 动词原形……
Don’t make the same mistake.
Don’t look out of the windows.
(2) 祈使句与陈述句的改写
祈使句=You must ……
Be quiet. = you must be quiet.
Don’t make any noise = You mustn’t make any noise.
Please + 祈使句 = Will you please ……?
Please read after me = Will you please read after me?
3、祈使句Let…句型
Let作为动词常常用于祈使句,但表达意义不相同
Let表示“建议”后面跟第一人称代词作宾语。
Let’s go to school together! Let me try again.
Let表示“间接命令或愿望”,后面接第三人称代词作宾语。
Let him work out the problem by himself.
Let Li Ping be monitor.
