14. If you are afraid of heights, you should not work on a building site. 如果你怕高，你不应该在建筑工地上工作。 (1) be afraid to do sth.
The girl is afraid to go there by herself. (2) be afraid of sb. / sth. Many children are afraid of dogs. (3) be afraid of doing sth.
He is always afraid of making mistakes. 15. find out 弄清楚，查明 16. all the time 一直；始终
The baby cries all the time. at times 不时；偶尔 I make mistakes at times when I speak English. Listening 1. angry 生气的
(1) be angry with 生某人的气，后接表示人的名词或代词
(2) be angry at/about 因某事而生气，后接表示事物的名词或代词，还可接从句 Don’t be angry with him. He is only a child. I was angry at/about what he said. ---Why are you unhappy, Kate?
----I didn’t finish my homework again. I’m afraid Miss Gao will be _____ me. A.angry with B.friendly to C. proud of D. two millions of 2. excited 感到激动的,指人、物感到激动
exciting 令人激动的，指人、事、物本身让人兴奋、激动 ---Did you watch the basketball match yesterday? ---Yes. We were all _____ about the ______ match.
A.exciting; excited B.exciting; exciting C. excited; excited D. excited;exciting Writing
1. And they always follow the rules. 他们总是遵规守纪. follow 动词,意为”遵循;跟从；听从” Follow the traffic rules. 遵循交通规则。
We should follow his advice. 我们应该听从他的建议。 2. Just knock on the door. 只要敲敲门。
knock on 意为“敲”，常用来表示“敲门、窗”等。 Who is knocking on the door? 谁在敲门？
3. I clean up things that people drop… 我把人们丢掉的东西打扫干净… clean up 清理，打扫
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Your bedroom is so dirty. Would you please _______, Peter? set it up B.put it on C. pick it up D. clean it up
Key Grammar 祈使句（Imperatives）
祈使句是用来表达﹑命令、请求、劝告、警告、禁止的句子。祈使句一般以动词原形开头，无时态和数的变化，句末用句点或者感叹号，读时用降调，在祈使句的句首或者句末加上please，以使语气更加委婉客气。祈使句有肯定和否定两种形式。 1． 肯定祈使句 动词原形+其他。
Open the door，please.请打开门。 Let’s +动词原形+其他。
Let’s go to the park this Sunday.这个星期天咱们去公园吧。 辨析：let’s与let us
let’s 是包括讲话者的谈话对象在内。Let’s try it again.让我们(一起)再试试吧。 let us不包括讲话者的谈话对象在内。Let us try it again. 让我们(自己)再试试吧。 否定祈使句
Don’t+动词原形+其他。
Don’t play football on the road!不要在马路上踢足球！ Let sb not +动词原形+其他。
Let’s not make so much noise here.咱们不要在这大声吵闹。 Never+动词原形+其他。
Never be late for school.上学从来不要迟到。 有些祈使句可用no开头，用来表示禁止。 No smoking！禁止吸烟！ 祈使句的回答
因为祈使句通常表示将来要发生的动作，所以回答祈使句时，一般用will或者won’t。 ——Don’t forget to do your homework.不要忘记做你的作业。 ——I won’t.. 我不会忘记的。 练习一
. 根据汉语意思完成下列英语句子，每空一词。 1. 这边请！
________ ________, please! 2. 我来帮你吧。
________ ________ help you. 3. 我们休息一下吧。
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_______ _______ a rest. 4. 让她走吧。
_______ _______ leave. 5. 要永远记住那个可怕的日子。 _______ _______ that terrible day. 6. 务必告诉他这个消息！ _______ _______ him the news!
. 单项选择
( )7. _____ this kind of peach, and you will like it. A. To try B. Trying C. Try D. Tried
( )8. _____ the radio, please. The baby is sleeping now. A. Not turn on B. Don’t turn on
C. Not turn down D. Don’t turn down
( )9. —Please bring your homework to school tomorrow, Steven. —OK, I _____.
A. will B. won’t C. do D. don’t
( )10. —Peter, don’t step on the grass. —______. A. It doesn’t matter B. I can’t do it
C. Don’t worry D. Sorry, I won’t do it again ( )11. — Remember to ask her to call me back. —______.
A. Never mind B. That’s right C. Up to you D. All right
( )12. —Let’s go out and enjoy the sunshine. —______. It’s boring to stay at home.
A. Sounds great B. Not at all C. Forget it D. No way ( )13. —______ late for school again, Tim! —Sorry, I promise that I ______.
A. Don’t; won’t B. Don’t be; won’t C. Don’t be; don’t D. Don’t; will
( )14. Boys and girls, ______ up your hands if you want to go for a picnic this weekend.
A. putting B. to put C. put D. puts
题后总结
肯定结构的祈使句常以谓语动词原形开头。
否定结构的祈使句常在谓语动词原形前加上Never或Don’t。 以let引导的祈使句结构，有以下几种情况： 1.“Let me+动词原形”，意为“请让我……”。
2.“Let’s +动词原形”，意为“让我们……”，表示建议或请求。
3.“Let+第三人称作宾语+动词原形”，意为“让……”，表示愿望、命令或允许。
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在开头的动词原形前加Do（务必）或Always（永远），表示强调。如： Do write to us often! 务必经常给我们写信。 感叹句（Exclamations）
感叹句是用来表达说话人对某人、某物或某件事表示赞美、惊讶、喜悦、气愤或悲哀等语气的句子，这类句子有强烈的感情，句尾用感叹号。感叹句通常由how或what引出。 如果对句子中的名词或名词词组表示感叹，用what引出。
What+a/an+adj.+单数名词+主语+谓语（+其他成分）！其中主语和谓语可以省略。 What an interesting book (it is)!多有趣的一本书啊！
What+ adj.+名词复数/不可数名词+主语+谓语（+其他成分）！其中主语和谓语可以省略。 What beautiful flowers (they are)!多漂亮的花啊！
如果对句子中的形容词、副词或动词表示感叹，用how引导。 How+adj./adv.+主语+谓语（+其他成分）！
How hard the people are working!这些人们工作多努力啊！ How+主语+谓语！
How time flies! 时间过得真快呀！ 练习二
一. 按要求完成下面的句子，每空一词。 1. These flowers are very beautiful. (改为感叹句) _______ _______ these flowers are! 2. The little boy is very clever. (改为感叹句) _______ _______ the little boy is! 3. It’s a funny story. (改为感叹句) _______ _______ _______ story it is! 4. What a good girl she is! (改为同义句) _______ _______ _______ girl she is! 5. How delicious the food is! (改为同义句) _______ _______ food it is! 6. They are running fast. (改为感叹句) _______ _______ they are running!
7. Her sister is a very lovely girl. (改为感叹句) _______ _______ lovely girl her sister is! _______ _______ her sister is!
8. I have read a very interesting book. (改为感叹句) _______ _______ _______ book I have read! 9. Your dictionary is very useful. (改为感叹句) _______ _______ your dictionary is!
10. The children are singing and dancing happily. (改为感叹句)
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_______ _______ the children are singing and dancing!
二. 单项选择
( )11. What a friendly person _______! We all like talking with him.
A. is it B. is he C. it is D. he is ( )12. _______ swimming in this river!
A. How great fun B. What great fun C. How a great fun D. What a great
fun
( )13. _______ sad news it is! We must try our best to help them out of trouble. A. What a B. What C. How a D. How ( )14. What _______ fine weather we have these days!
A. a B. the C. / D. an
( )15. _______ lovely day! Let’s go for a walk.
A. What B. What a C. How D. How a ( )16. _______ dangerous it is to ride on a busy road!
A. What B. What a C. How D. How a
( )17. _______ great time we had last week!
A. How B. How a C. What D. What a
( )18. _______ man he is!
A. What strange a B. How a strange C. What a strange D. What strange
( )19. _______ interesting it is to swim in the sea.
A. How B. What a C. What D. How a
( )20. _______ the soup tastes!
A. How good B. How well C. What good D. What well 【题后总结】
what通常修饰名词，引导的感叹句的结构为：
1. What + a(n) +形容词+可数名词的单数形式+主语+谓语+其他！ 2. What +形容词+可数名词的复数形式+主语+谓语+其他！ 3. What +形容词+不可数名词+主语+谓语+其他！ how通常修饰副词或形容词，引导的感叹句的结构为： 1. How +形容词或副词+主语+谓语！ 2. How +主语+谓语！ 综合练习 感叹句练习
I. 将下列句子变成感叹句：
1. It is quite a nice present.→_____ _____ nice present!
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