内容正文:
初中英语――祈使句
一、概念:
祈使句指的是表示命令、请求、建议或劝告的句子。
二、句型结构:1、肯定句:
2、否定句:
1. 肯定的祈使句
(1)动词原形+其他
Stand up, please. = Please stand up. 请起立。
(2)Be + n./adj/prep短语.
Be a good boy! 要做一个好孩子!
Be careful! = Look out! = Take care! 小心 / 当心!
(3)Let + 宾语 + 动词原形 + 其它成分
Let me help you. 让我来帮你。
Let’s go to school together. 咱们一起上学去吧。
2. 否定的祈使句
(1) Don't + 动词原形
Don't stand up. 别站起来。
Don't be careless. 别粗心。
Don't let them play with fire. 别让他们玩火。
(2) Let型的否定式有两种:“Don't + let + 宾语 + 动词原形 + 其它成分”和“Let + 宾语 + not + 动词原形 + 其它成分”。
Don't let him go. / Let him not go. 别让他走。
Let them not play with fire. 别让他们玩火。
(3) no开头,用来表示禁止性的祈使句。
No smoking! 禁止吸烟!
No fishing! 禁止钓鱼!
No photos!
三、练习
一. 用括号内所给动词的适当形式填空。
1. It’s an important meeting. _________________ (not, be )late.
2. ________________ (not,make) any nise! Your mother is sleeping.
3. ________________ (not, speak) with your mouth full of food and _________ (be) polite.
4. ________________ ( not, talk