重庆市仁爱版初中英语八年级上册 Unit2 Topic3 Must we exercise to prevent the flu 重要知识点及练习（无答案）

【教学标题】八年级上册Unit2 Topic3
【教学目标】
1、进一步掌握情态动词must/have to；should/had better的用法
2、学习反身代词的常见固定搭配并能运用正确解题
3、能够区分instead与instead of的不同用法
【教学重点】
1、阻止某人做某事：prevent /stop sb. (from) doing sth. 阻止某人做某事
keep sb. from doing sth. 阻止某人做某事，此处from不可省略。
2、afraid & sure的结构： be afraid/sure to do sth. 害怕/确信会做某事
be afraid/sure of doing sth. 害怕/确信会做某事
be afraid/sure that 从句 害怕/确信……
【教学难点】
1、instead &instead of区别：instead of（doing） 是介词短语，放在句中句首都可以
Instead是副词，放在句末
2、反身代词短语积累：help oneself to 随便吃 enjoy oneself过得愉快
teach oneself 自学 make oneself at home 别拘束 by oneself 亲自
lose oneself in ... 沉醉于…… say to oneself 自言自语
【教学内容】
※考点 1 阻止某人做某事
原文重现：So what should we do to prevent it
prevent
stop sb. (from) doing sth. 阻止某人做某事，此处from可省略。
keep sb. from doing sth. 阻止某人做某事，此处from不可省略。
【过手练习】
1.Nothing can ________ me from going there. Which of the following words can’t be used here
A. keep B. stop C. prevent D. hold
2. I’m sorry to ________ you waiting for 2 hours.
A. make B. keep C. let D. ask
3. 翻译：树能够阻止洪水将泥土冲走。（洪水flood，泥土the earth，冲走wash away）
.
※考点 2 afraid
原文重现：I’m afraid he is busy right now.
afraid 形容词，害怕的，担心的，恐怕
be afraid to do sth.
be afraid of doing sth.
be afraid that 从句
扩展：Don’t be afraid. 不要担心。
I’m afraid so. 恐怕是这样。表示不愿意发生的事情却发生了。
I’m afraid not. 恐怕不是这样。 表示想要的事情没有发生。
I hope so! I hope not! I think so! I don’t think so!
【过手练习】
1. Jenny _________ being alone.
A. is afraid of B. afraid of C. is afraid to D. is afraid
2. She was afraid of _______ SARS because it was dangerous.
A. catch B. catches C. caught D. catching
3. --- Is Mr. Black ill
--- _________ I think he will have to stay at home to have a good rest.
A. I don't think so. B. I'm afraid not. C. I hope so. D. I'm afraid so.
※考点 3 talk
原文重现：Kangkang’s father will give a talk at 3:00 p.m. today.
give a talk = give a speech 做演讲
扩展：talk n. 演讲，讲话
v. 讨论 talk with/to sb. talk about sth.
头脑风暴：四个“说”
Talk:
Speak:
Say:
Tell:
【过手练习】
1. Longlong’s father is a businessman. He is very busy, so Longlong only talks _______ him _____ the phone.
A.to; in B. with; by C. with; on D.to; by
※考点 4 sure
原文重现：I’m sure I can finish my homework with the help of it.
sure 形容词； 确信的，确切的
be sure to do sth.
be sure of/about doing sth.
be sure that 从句
【过手练习】
1. Our football team is _________ win next year.
A. sure of B. sure about C. sure that D. sure to
2. 翻译: 他确信他会通过期末考试。
.
※考点 5 instead
原文重现：Choose a sport that you enjoy and then your exercise will be fun instead of work.
(1) choose的名词形式是choice
instead of（doing） 是介词短语，放在句中句首都可以
(2) 代替 take the place of 是动词词组，作谓语，放在句中
Instead是副词，放在句末
【过手练习】
1.I have something important to do, so I can’t go to the meeting. Please ask John to go ___.
A. instead of B. instead C. also D. too
2. I would like to stay at home instead of ________ on such a cold night.
A. go out B. went out C. going out D. to go out
3. If you are free, you can walk instead of _________a bus.
A. take B. to take C. taking D. taken
语法 反身代词
人称 单数 复数
第一人称 myself ourselves
第二人称 yourself yourselves
第三人称 herself themselves
himself
itself
(1) 反身代词表示某人自身，它可以再句中作宾语、表语和同位语。
You must look after yourself well. (作宾语)
You are not quite yourself today. (作表语)
They themselves told me the news. (做同位语)
(2) 反身代词在实际运用中，可构成许多固定词组
help oneself to 随便吃 enjoy oneself过得愉快 teach oneself 自学
make oneself at home 别拘束 by oneself 亲自 lose oneself in ... 沉醉于……
say to oneself 自言自语
【过手练习】用适当的反身代词填空
1. Boys and girls, please help to some fish.
2. Last Sunday, we enjoyed in the park.
3. The boy is too young to look after at home.
4. I see in the mirror(镜子).
5. They told me this interesting story.
6. I told ________ to be careful before the exam.
7. Jack, I believe you can work out this problem by ________.
8. She said she enjoyed ________ in the park.
9. My brother teaches _______ Japanese every day.
10. Their English teacher was ill. So they learnt English by _______.
11. We can’t finish the work by _______. We need your help.
12. The little monkey _________ can get the banana from the tree.
13. I ________ do even know where to go.
14. Help ________ to some fruit, boys.
二、单项选择
1. Doing exercise is a good way for us to build ________ up.
A. myself B. ourselves C. we D. us
2. Does your brother often wash clothes
A. he B. himself C. herself D. him
3. You must do your homework .
A. for yourself B. by you C. all by yourself D. to yourself
【拓展训练】短文填空
What is health Do you want to keep healthy Here is some 1. (建议).
First, you should go to bed and get up early. If you have a good 2.s. during the night, you can listen to the teachers carefully during the day. Second, you’d better do more 3.e__ .It can 4.m___ _ you strong. Third, don’t watch TV too 5.m___ ;don’t play computer games for a long time. Fourth, eat 6.h____ food. Eat noodles or rice 7. (代替) of hamburgers(汉堡包).Don’t 8.___ _ too much coffee. 9.F ,you should always be happy because 10.h____ is important for your health. It’s the best medicine. I hope you can keep healthy and enjoy your life.
【课后小结】：1.默写反身代词表
人称 单数 复数
第一人称
第二人称
第三人称
【课后练习】（建议用时：20分钟，总分25分）
一、单项选择（每题1分，共15分）
( )1. —I have a toothache.
—You should _______.
A. drink lots of water B. take a rest
C. see a dentist D. have a good sleep
( )2. —He plays basketball so well! Who taught _______
—He learnt it by _______.
A. him; him B. himself; himself C. him; himself D. himself; him
( )3. —Where did you go yesterday
—We went to the swimming team. We have fun _______ there.
A. swim B. swimming C. to swim D. swam
( )4. I can do many kinds of housework _____ cooking. I’ll learn it from my mother.
A. for B. without C. except D. between
( )5. Some medicine is dangerous for children. Parents should put the medicine in places children can’t _______.
A. like B. see C. take D. get
( )6. Smoking can help you relax. But _______ it is also bad for your health.
A. or B. so C. on the other hand D. then
( )7. —Must we keep the window _______ all the time
—No, you don’t have to.
A. opening B. opened C. to open D. open
( )8. We should eat _______ fruit and vegetables, but _______ meat. It is good for our health.
A. more; less B. more; more C. less; more D. less; less
( )9. —How are you feeling today
—________ I think I can go to the picnic with you tomorrow.
A. Not too bad. B. Much better. C. Very bad. D. Not so well.
( )10. He eats _______ food, so he is _______ fat.
A. much too; too much B. too much; much too
C. much too; the many D. too much; too many
( )11. —Must I take the medicine every day
—No, you _______.
A. must B. mustn’t C. needn’t D. can’t
( )12. My mother is ill. I _______ stay at home to take care of her.
A. can B. may C. have to D. maybe
( )13. —May I use your dictionary, Lily
—Sure, _______.
A. go ahead B. you can ask Bill C. you can’t D. that’s all right
( )14. If it _______ tomorrow, we will go to the park.
A. isn’t rain B. don’t rain C. doesn’t rain D. won’t rain
( )15. —Did you finish your homework
—No, I didn’t. But the teacher said we didn’t need _______.
A. to hand it in B. hand them in C. to hand them in D. hand it in
二、完形填空（每题1分，共10分）
John, 11 years old, was in bed in hospital. Two days ago, while he was 16 in a baseball game, he fell and hit his head. The doctor believed that he might 17 get well.
“He seems to have given up hope. So medicine alone won’t 18 . Perhaps（也许）he needs something else,” said a doctor. “When I visit him, all he ever says is that he would like to meet Babe Ruth.”
To meet Babe Ruth, of course, was not 19 . In America, Babe Ruth was as 20 a man as the president himself, and he was the most famous baseball player.
The next day John’s father managed（设法）to tell Babe Ruth about the story of his son on the phone. Twenty-four hours later, as the boy 21 in his hospital room, in walked 22 . Young John could hardly(几乎不) believe his own eyes!
The great baseball player sat down at John’s bedside, saying, “Now, listen, kid, you’ve got to get well. I’ve brought you a new American League baseball, 23 you must start throwing it.”
For John this was the beginning of a new life. 24 his doctor’s surprise, the boy walked out of the hospital on his own a few weeks later. He was able to live a healthy life—all because of the 25 of Babe Ruth.
（ ）16. A. looking B. playing C. taking D. sitting
（ ）17. A. never B. ever C. always D. certainly
（ ）18. A. fit B. make C. go D. work
（ ）19. A. easy B. lucky C. difficult D. successful
（ ）20. A. strong B. important C. kind D. clever
（ ）21. A. walked B. lied C. prepared D. lay
（ ）22. A. his father B. his doctor C. Babe Ruth D. the president
（ ）23. A. though B. although C. or D. so
（ ）24. A. In B. To C. At D. For
（ ）25. A. story B. basketball C. present D. life