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七年级下册 unit 6 祈使句 课堂讲义
一、定义：
①表示请求、命令、禁止、劝告或建议的句子；
②特点是省略了主语。祈使句无主语, 主语第二人称you常省去;
③动词原形谓语, 句首加don't否定变; 时态通常使用一般现在时；
④朗读应当用降调, 句末标点符号常用句号、感叹号。
Go back to your seat. Watch your steps.
Help yourself ! Be careful !
句型
肯定形式： 动词原形开头
动词原形 + 其它成分 。
Please have a seat here. 请这边坐。
***有的祈使句在意思明确的情况下,动词可省略。
如:This way, please. = Go this way, please. 请这边走。
Be + 名词或形容词+其它成分。
Be a good boy! 要做一个好孩子!
Be patient . 要有耐心。
3. Let + 宾语 + 动词原形 + 其它成分
Let me help you. 让我来帮你。
练习：
—　　　 up, Anna. It's seven thirty. —One more minute, Mum.
Get B. Gets C. Getting D. Got
你想表达在课堂上要保持安静，应该怎么说：
否定形式：Don’t +动词原形
Don’t + 动词原形 +其它成分。
Don’t + be + 名词或形容词 + 其它成分 。
如:Don't forget me! 不要忘记我!
Don't be late for school! 上学不要迟到!
练习： Tommy, 　　　play basketball in the street next time. You may get hit by a car.
A. do B. don't C. must D. mustn't
2. Let型的否定式有两种:
①“Don't + let + 宾语 + 动词原形 + 其它成分”
② “Let + 宾语 + not + 动词原形 + 其它成分
如:Don't let him go. / Let him not go. 别让他走。
练习:
________ me the truth, or I'll be angry.
A. Telling B. To tell C. Told D. Tell
3. 有些可用no开头,用来表示禁止性的祈使句。频率副词never 有时也可以引导祈使句。
如:No smoking! 禁止吸烟!No fishing! 禁止钓鱼!
Never lie to me。不要对我撒谎。
测一测
1.Tom!________ talk loudly. My little brother is sleeping.
A. Do B. Does C. Don’t D. Doesn’t
2.—Sorry for being late again.
—_______here on time next time, or you’ll be punished.
Be B. Being C. To be D. Been
1. (not run) in the classroom.It’s dangerous.
2.Don’t (talk) .
3. (not pick) the flowers.
4.Don’t （smoke）in the meeting room!
5.Don’t （be）late again!
6.Let’s not （say）anything about it!
7.Let’s (go) to the garden.
1 2 3
Don’t, play,
don’t, here
stop, red
not, after
一、定义：
①表示请求、命令、禁止、劝告或建议的句子；
②特点是省略了主语。祈使句无主语, 主语第二人称you常省去;
③动词原形谓语, 句首加don't否定变; 时态通常使用一般现在时；
④朗读应当用降调, 句末标点符号常用句号、感叹号。
Go back to your seat. Watch your steps.
Help yourself ! Be careful !
句型
肯定形式： 动词原形开头
动词原形 + 其它成分 。
Please have a seat here. 请这边坐。
***有的祈使句在意思明确的情况下,动词可省略。
如:This way, please. = Go this way, please. 请这边走。
Be + 名词或形容词+其它成分。
Be a good boy! 要做一个好孩子!
Be patient . 要有耐心。
3. Let + 宾语 + 动词原形 + 其它成分
Let me help you. 让我来帮你。
练习：
B—　　　 up, Anna. It's seven thirty. —One more minute, Mum.
Get B. Gets C. Getting D. Got
你想表达在课堂上要保持安静，应该怎么说：
Be/ Keep / Stay quiet in class(,please).
否定形式：Don’t +动词原形
Don’t + 动词原形 +其它成分。
Don’t + be + 名词或形容词 + 其它成分 。
如:Don't forget me! 不要忘记我!
Don't be late for school! 上学不要迟到!
练习： B Tommy, 　　　play basketball in the street next time. You may get hit by a car.
A. do B. don't C. must D. mustn't
2. Let型的否定式有两种:
①“Don't + let + 宾语 + 动词原形 + 其它成分”
② “Let + 宾语 + not + 动词原形 + 其它成分
如:Don't let him go. / Let him not go. 别让他走。
练习:
D________ me the truth, or I'll be angry.
A. Telling B. To tell C. Told D. Tell
3. 有些可用no开头,用来表示禁止性的祈使句。频率副词never 有时也可以引导祈使句。
如:No smoking! 禁止吸烟!No fishing! 禁止钓鱼!
Never lie to me。不要对我撒谎。
测一测
C1.Tom!________ talk loudly. My little brother is sleeping.
A. Do B. Does C. Don’t D. Doesn’t
B2.—Sorry for being late again.
—_______here on time next time, or you’ll be punished.
Be B. Being C. To be D. Been
1. Don’t run (not run) in the classroom.It’s dangerous.
2.Don’t talk (talk) .
3. Don’t pick (not pick) the flowers.
4.Don’t smoke （smoke）in the meeting room!
5.Don’t be （be）late again!
6.Let’s not say （say）anything about it!
7.Let’s go (go) to the garden.
1 2 3
Don’t, play, Don’t play on the street.
don’t, here Don’t turn left here.
stop, red Stop walking/ crossing the street when the traffic light is red.
not, after Don’ drive (a car) after drinking.

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