九年级英语 Unit 10 It’s important to have a healthy lif

一、教学内容：
Unit 10 It’s important to have a healthy lifestyle.
（一）重点短语
（二）重点句型
（三）语法知识
二、知识总结与归纳
（一）重点短语
1. have a healthy lifestyle
2. talk over
3. make one’s own decision
4. chat on the Internet
5. in order to
6. stay out late
7. agree to do
8. right now
9. with the help of
10. on the other hand
11. pay attention to
12. in class
13. be happy to do sth.
14. get enough sleep
15. hang out
16. a little too much
17. would rather do than do
18. organize one’s own life
19. the +比较级，the +比较级
20. give up
21. guide to
22. too much much too
23. have a good attitude
24. do one’s best= try one’s best
25. as often as you can
26. meet up with strangers
27. take troubles less seriously
28. make a good study plan
29. agree on sth.
agree to sth.
agree with
agree to do
30. have effect on
31. have problem with
32. have trouble doing sth.
33. a large amount of
34. stay up
35. get through
36. help out
（二）重点句型：
1. It’s important to have a healthy lifestyle.
It’s +adj. (for sb.) to do sth. (对某人来说)做某事很……
【翻译】解出这道数学题很容易。

玩电脑游戏太多对你有害。

2. Exercising helps teenagers to stay healthy.
【翻译】保护环境很重要。

在路上玩耍很危险。

3. In order to be healthy, teenagers need to get enough sleep.
4. She is too young to make her own decision.
too… to 太……而不能……（否定句式）
【翻译】这个问题太难理解了。

这本书对我来说读起来太难了。

5. I guess so.
e. g. 1) It’s all your doing. I told you so from the first.
2) I know they enjoyed every minute of it. Don’t you think so?
3) — Are you going to play football tomorrow?
— I hope so.
6. Not getting enough sleep has serious effects on our brain’s abilit y to work.
e.g.: Not reading in bed is a good habit.
（三）语法知识
1. 不定式（短语）
（1）基本形式：to +动词原形
（2）句法作用：
Tell him not to play with fire.
（4）不定式和疑问词连用，相当于疑问词引导的从句
I don’t know when to start.
She showed us how to use the machine.
（5）不带to的情况
感官动词类：see, hear, watch, feel, notice 等
They heard him sing a pop song in the meeting room.
使役动词类：make, let, have 等
The naughty boy often makes the family laugh.
（6）动词help 后的不定式可带to, 也可不带to
2. 祈使句
（1）用法：表示请示、命令、叮嘱、邀请、劝告等
（2）构成：无主语，谓语动词用原形。

否定形式，在谓语动词前加don’t
Stop talking.
Take care of your handwriting.
Don’t be late a gain.
Don’t play with fire.
（3）对第三人称的祈使，用“let + 第一或第三人称代词的宾格（或名词）+动词原形”
Let’s try again.
Let me see.
否定句：句首加don’t 或在动词原形前加not
Don’t let them run away.
Let’s not talk about this matter any more.
【中考真题回放】
1. — The dish is delicious!
—Well, at least it’s ______ the one I cooked yesterday. [2008 杭州]
A. as good as
B. worse than
C. as well as
D. as bad as
2. — Mary was heard ______ just now. What happened?
— John was telling a joke. [2008 南通]
A. to cry
B. cry
C. laugh
D. to laugh
3. —What’s your plan for the summer holidays?
—I’ve no idea, but I’ve decided _____ at home and have a good rest first. [2008 重庆]
A. stay
B. to stay
C. stayed
D. staying
4. —You aren’t a stranger, are you?
—________, don’t you rem ember _____ me at the school gate ten minutes ago? [2008 山东]
A. Yes, to see
B. No, seeing
C. No, saw
D. Yes, seeing
5. — Mr. Wang, I have trouble ______ the text.
— Remember ______ it three times at least. [2007威海]
A. to understand, reading
B. understand, reading
C. understanding, to read
D. to understand, to read
6. —Do you often see William _____ on the playground?
— No, but he is often seen ______ Chinese Kongfu in the park. [2007潍坊]
A. run, play
B. run, to play
C. running, play
D. running, to play
7. Little Jim is only five years old. He can’t make model planes by himself. （合并为一句）
Little Jim is ________ young ______ make model planes by himself. [2008 重庆]
【典型例题】
一、单项选择
1. The girl eats ______ junk food and she is ______ fat.
A. too many, many too
B. too much, much too
C. too many, much too
D. too much, too much
2. She doesn’t eat junk food any more. She has ______.
A. give up it
B. give it up
C. given up it
D. given it up
3. Will you please ______ me _____ this evening, May?
A. to help; to wash clothes
B. to help, cooking supper
C. help, with the cooking
D. help, doing some washing
4. Could you show me ______ a bike?
A. how to mend
B. what to buy
C. where to go
D. how many to buy
5. I _______ a letter from him since he left.
A. didn’t receive
B. haven’t got
C. didn’t have
D.
haven’t heard
6. If you don’t have a chance _______ in daytime, you should sleep longer at night.
A. sleep
B. to sleep
C. sleeping
D. sleeps
7. Which do you like ______, bananas, pears ________ apples?
A. better, and
B. best, and
C. better, or
D. best, or
8. Don’t make her _____ all the time. Tell her _____ a rest.
A. study, have
B. to study, to have
C. study, to have
D. to study, have
9. Mum often asks us ______ games too much because it’s a waste of time.
A. to play
B. not to play
C. playing
D. not playing
10. It’s bad ______ when you do some shopping.
A. to be polite
B. to stand in line
C. to wait for your turn
D. to jump the queue
11. Is there ______ in today’s newspaper?
A. important anything
B. important something
C. something important
D. anything important
12. Li Lei likes English very much, and she does her best _______ English well.
A. to learn
B. learn
C. learning
D. of learning
13. — Listen, the wind is blowing strongly.
— Yes, tell Tom _____ the window.
A. not to open
B. to open
C. open
D. not open
14. I think this room is _______ 100 people.
A. so big that can hold
B. very big to holding
C. enough big for holding
D. big enough to hold
二、单词拼写
1. Mr. Black told his students not to c________ on the Internet.
2. If you want to learn English well, you must pay a______ in class.
3. He often h_____ out with friends at weekends, so he can’t finish his homework on time.
4. The two friends s________ everything— they had no secrets.
5. It’s important for everyone to get the right _____________(数量) of sleep.
6. Almost everyone has some musical ____________(能力).
7. The scientists spent a long time studying the ________________ (行为)of the monkeys.
三、句型转换
1. To exercise is very important. (变为同义句)
_______ _______ very important _______ ___________.
2. I don’t know how I can study math well. （变为同义句）
I don’t know how ________ _______ math well.
3. Li Hua decided to move to Beijing when she was thirty. （变为同义句）
Li Hua made a ________ _______ move to Beijing ______ the age of thirty. 4. Jim is the tallest boy in his class. (变为同义句)
Jim is _______ ______ ______ _____ ______ in his class.
5. “Don’t talk in class”, my teacher said. (变为同义句)
My teacher told me ______ ______ ______ in class.
四、完成句子
1. 现在你比以前吃得更健康吗？
Do you eat _______ _______ now than before?
2. 老师告诉我们不要抄袭别人的作业。

The teacher told us _______ ______ ____ the homework of others.
3. 我认为莉莉不如露西学习认真。

I don’t think Lily studies _________ _______ _______ Lucy.
4. 你说的越多，我们越不明白。

_______ _______ you spoke, _______ _________ we understood.
5. 请尽快完成你的作文。

Please finish your composition _______ _______ ______ _______.
五、用所给词的适当形式填空
1. Don’t forget ______________(turn ) off the lights after school.
2. She would rather ________(learn) French than Japanese.
3. The old man is too old __________________(walk).
4. Not ______________(get) enough sleep has serious effects on our brain’s ability to work.
5. If you have trouble ________(solve) the problem, please let me know.
6. His father didn’t allow him _____________(watch) TV on weekends.。