英语的学习在于积累，词汇量、语法、句子结构等都是重要的知识点内容，今天小编要和大家分享的是八年级上册英语Unit 2知识点及练习题，希望能够帮助到大家好好学习并掌握这部分知识，赶快学习起来吧。
八年级上册英语Unit 2知识点及练习题
Unit2 How often do you exercise?
单元知识讲解
1. help with housework 帮助做家务
(1) help with sth. 意为“帮助做某事”
拓展：help sb. with sth.
= help sb. (to) do sth. 帮助某人做某事
Eg: I often help him with his English.
= I often help him (to) learn English. 我经常帮他学习英语。
(2)housework 意为“家务劳动”。不可数名词。
1. They have housework to do.
A. many B. much
2. sometimes 有时
辨析：sometimes ，some times ，sometime ， some time
sometimes 有时候。=at times也是“有时”的意思。
some times 几次。time作可数名词时可作“次数”解;表示“时间”时是不可数名词。
sometime 某个时候。可指过去或将来的某个时候。
some time 一段时间。常与for连用。对它提问用how long 。
口诀记忆：分开“一段时间” ;相聚“某个时候”。
练习：
① We plan to stay in Hainan for . 我们打算在海南呆一段时间。
② I am sure that we have met before. 我肯定我们之前见过几次了。
③ I have letters from him. 有时我会收到他的来信。
3. hardly ever 几乎不
hardly ever相当于hardly
eg：There is hardly any food left. 几乎没有食物剩下。
辨析：hardly 与hard
hardly 几乎不，一般位于动词之前。
hard 努力，位于动词之后。
eg：He hardly works. 他几乎不工作。
He works hard. 他工作努力。
4. use the Internet 用互联网
use sth. to do sth. 用某物做某事
eg：I use a knife to cut bread. 我用刀切面包。
短语：on the Internet 在网上 ， surf the Internet 网上冲浪，上网
5. What’s your favorite program? 你最喜欢的节目是什么?
句型：What’s your favorite...?
=What... do you like best?你最喜欢的......是什么?
1.What’s your favorite animal?你最喜欢的动物是什么?
= __________________________________________
6. Are you free next week? 你下周有空吗?
，反free 意为“空闲的，有空的”义词busy。 be free 意为“闲着，有空”
eg:：He is free now.他现在有空。
拓展：free还可译为“免费的”
Eg：The tickets are free. 票是免费的。
7. ... next week is quite full for me... …下周对我来说相当忙…
quite full 很忙，相当忙.
拓展：1.full 还可译为“满的，充满的”。
Eg：The bus was full when they got there. 翻译________________________________________
2.full 还可译为“饱的”。
Eg：I can’t eat any more，I am quite full. 我不能再吃了，我相当饱了。
8. How come? 怎么回事?怎么会?
本句用来表示对某事感到很奇怪，有点想不通。
9. I have dance and piano lessons. 我要上舞蹈课和英语课。
have 在此意为“上……课”。
Eg: They’re having an English lesson. 他们正在上英语课。
扩展：have lessons 上课 ， have dinner/lunch
10. Well ，how about Tuesday? 哦，那周二呢
How about...? (=What about...?) 意为“……怎么样?”，用来征求对方的意见。
Eg: How about this book? 这本书怎样?
How / What about doing sth. ...? 做……怎么样?
Eg：---What will we do on Sunday? 星期天我们什么?
---How about visiting the museum? 去参观博物馆咋样?
1. It’s sunny today，What about ________(play)tennis?
11. I go to the movies maybe once a month. 我大概每月去看一次电影。
go to the movies ________________
maybe 意为“也许，大概，可能”，常位于句首。
Eg：Maybe he knows Tom. 也许他认识Tom。
辨析：maybe 和may be
maybe “也许，大概，可能”。(一般放句首) Maybe you are right. 也许你是对的。
may be “可能是，也许是”。 为“情态动词+be动词”结构。(位于句中) You may be right. 你也许是对的。
1. Lily an English teacher. Lily可能是一名英语老师。
=________________________________________
12. He plays at least twice a week. 他至少每周踢两次(球)。
at least 意为“至少”。其反义词为at most “最多”。
Eg：There are at least 1,500 students in our school. _____________________________________。
Section B
1. But my mother wants me to drink it. 但我妈妈想让我喝它。
want sb. to do sth. 意为“想让某人做某事”，否定形式为want sb. not to do sth. 意为“不想让某人
做某事”。
Eg：She wants me to bring him some pens. 她想让我给她带些钢笔。
拓展：1.want sth. 想要某物
Do you want any story books?你想要些故事书吗?
2.want to do sth. 想要做某事
I want to visit my uncle. 我想去看望我的叔叔。
Do you want (tell)me anything?
2. She says it’s good for my health. 她说它对我的健康有好处。
be good for 意为“对……有益”。反义词为be bad for “对……有害”。
Eg: Vegetables are good for you. 蔬菜对你有好处。
拓展：be good at 擅长...
be good at doing sth. 擅长做...
1.I am good at (play)basketball.
3. Last month we asked our students about their free time activities. 上个月我们向学生询问了他们
业余活动的情况。
ask sb. about sth. “询问某人关于某事”
Eg:I asked my teacher about today’s homework. ____________________________________。
4. Here are the results. 这是(调查)结果。
here 位于句首，句子要倒装。
Eg：Here is your jacket. 这是你的夹克。
5. …twenty percent students don’t exercise at all. …百分之20的学生根本不锻炼。
1. 百分数由percent来表示，构成：基数词+percent 。
Eg：Seventy percent of the boys like playing computer games. 男生中70%喜欢完电脑游戏。
2. not... at all 意为“一点儿也不，根本不”。
Eg：I don’t know about it at all. 对那件事我一点也不知道。
拓展：not at all = you are welcome 意为“不用谢，不客气”。
Eg：--Thank you for your help.
--Not at all.
6. Although many students like to watch sports，game shows are the most popular. 尽管许多学生喜
欢看运动类节目，但游戏类节目是最受欢迎的。
although 连词。意为“虽然，尽管”。but 意为“但是”。英语中，although与but不能同时
使用。
Eg：Although it rained，the boys still played outside.
= It rained，but the boys still played outside. 尽管天下雨了，但男孩们仍在外面玩耍。
1. My cousin knows a lot about geography， he is only four years old.
A. because B. so C. although
7. It is good to relax by using the Internet or watching game shows. 通过上网或看游戏类节目是很好
的放松方式。
句中it 为形式主语，真正的主语是后面的动词不定式短语。此句型结构为：It’s+adj+
(for sb.)+to do sth. 意为 “(对某人来说)做某事是……的”。
Eg：It’s very important to listen carefully in class. 上课认真听讲很重要。
It’s easy for us to swim. 对我们来说游泳很容易。
It’s very hard for him to study English. _____________________________________
1.---I often have hamburgers for unch.
---You’d better not. It’s bad for you too much junk food.
A.eat B.to eat C.eating D. ate
8. Exercise such as playing sports is fun，and you can spend time with your friends and family as
you play together. 比如进行体育活动这方面的锻炼就是有趣的，当你们一起运动的时候你
可以和朋友、家人一起度过时光。
such as 意为“比如，例如”。
Eg: I have a lot of hobbies, such as reading and singing. 我有许多爱好，比如读书和唱歌。
spend 意为“度过” 或“花费(时间、金钱)”。
Eg: Come and spend the weekend with us. 来和我们一起度过周末吧。
重点：1. spend timemoney on sth. 在......上花费时间或金钱
He didn’t spend much time on his homework. 他没在作业方面花很多时间。
I spend 200 yuan on a new coat. ____________________________________
2. spend timemoney (in) doing sth. 花费时间或金钱做某事
Don’t spend too much time watching TV. 不要花费太多时间看电视。
He always spend his time playing football. ________________________________
Eg: I enjoy playing computer games,but I can’t too much time that.
A.take, doing B.spend, doing
C.spend, for doing D.take, to do
9. However,she has some bad habits,too. 然而她也有一些坏习惯。
however 意为“然而，不过”。可以位于句首、句中、句末。但要用逗号与句子的其他部
分隔开。
Eg: She was ill. However, she still went to work. 她病了，然而她依然去上班。
辨析：but和however
but “然而，但是”。 可直接连接前后两个句子，表转折关系。
However “然而，但是”。 不能直接连接句子，必须用逗号与句子隔开。
Eg:1.It began to rain, ,we went out to look for the boy. 天开始下雨了，但我们
还是出去寻找那个男孩了。
2. It a sunny morning， very cold. 这是个晴朗的早晨，但是却很冷。
10. She usually watches TV for more than two hours a day. 她通常每天看两个多小时的电视。
more than 相当于over。意为“超过，多余”。
There are more than 2000 books. ________________________________
11. She says she is afraid. 她说她害怕。
afraid 意为“担心的，害怕的”。
1.be afraid to do sth. 害怕做某事
Eg：I am afraid to travel by plane. 我害怕乘飞机旅行。
2.be afraid of sb. sth. 害怕某人某物
be afraid of doing sth. 害怕做某事
Eg：She is afraid of the dog. 她害怕那只狗。
Don’t be afraid of asking questions. 不要怕问问题。
be afraid to do sth.= 害怕做某事
12. Less than six. 少于6小时。
Less than 意为“不到，少于”。其反义词为 more than over “多余，超过”
Eg：She sleeps less than seven hours every night. 他每晚的睡眠时间不到7小时。
We know Tom for 20 years. 我们认识Tom超过20年了。
堂上练习：
I.用所给词的适当形式填空
1. Is her lifestyle the same as yours or _________?
What are the________ ?(different)
2. Eating fruit can help you____ (get) more vitamins.
3. My dad wants me____ (be) a lawyer .
4. The boy is doing____ (exercise) on the. paper.
5. The girl is taking___ (exercise) to keep healthy.
6. The little boy is _____(exercise).
7. She____ (say) its good for you.
8. Eating vegetables every day is a____ (health) lifestyle.
9. The old man doesnt have ___ (many) money.
10. 1 dont know if Bill is ____ ( health).
二、单项选择 选出句中相应空白处的最佳答。
( )1.—Would you like some _____ to drink? —No, thanks.
A. tomatoes B. coffee C. potatoes D. chicken
( )2. She was a quiet girl, but she is very _____ now.
A. beautiful B. lazy C. friendly D. active
( )3. —Are you tired now, Kate?
—Sure(当然). I can _____ walk on.
A. hardly B. often C. usually D. always
( )4 I eat _____ meat because I don’t want to be too heavy.
A. lots of B. much C. more D. less
( )5. Her lifestyle is the same _____ her brother’s.
A. as B. for C. with D. to
( )6. My parents are not at home, so I have to _____ my little sister.
A. look at B. look like C. look after D. look out
( )7. —_____ hours do you exercise every day? —Two.
A. How long B. How far C. How much D. How many
( )8. —How often does your mother shop? —_____.
A. Once a week B. Three times C. five and six times a week D. For a week
( )9. _____more fruits and vegetables is good _____ our health.
A. Eating; to B. Eats; for C. Eating; for D. Eat; for
( )10. A lot of vegetables ___you to keep in good health.
A. make B. want C. try D. help
( )11. Peter is _____because he hardly ever exercises.
A. tired B. happy C. healthy D. unhealthy
( )12. He knows a lot ______he is still (仍然)a child.
A. so B. although C. but D. or
( )13. My dad ______a lawyer(律师) when I grow up.
A. wants me to B. wants me to be C. became D. wanted
( )14. My mother________ surfs the Internet, she likes watching TV.
A. doesn’t hardly ever B. hardly ever C. isn’t hardly ever D. hardly never
( )15. — ______does he do on the weekend?
-- He often helps his mother with housework..
A. How B. How often C. What D. How soon
( )16. -- What_____ you usually _____on weekends?
--I usually ______guitar.
A. did; do; play the B. do; do; play C. do; did; play D. do; do; play the
( )17. --Are you late for class? --_______.
A. Yes, never B. Yes, sometimes C. No, ever D. No, usually
( )18. ____he was tired, ______he didn’t stop to rest
A. Although, but; B. Although, /; c. though; but;
( )19. Can you help me ______the house?
A. cleaning B. with clean C. of cleaning D. clean
( )20. Lisa ______eight hours every night. What about you?
A. eats B. drinks C. plays D. sleeps
课后练习：
一.根据要求完成句子。
1,_____ _____ Bill usually do ____ ______?比尔周末通常做什么?
2____ _____ do you ____ the Internet? ______ a week. 你多久上一次网?每周两次。
3. She often reads English books. (改为一般疑问句)
________ she often ________ English books?
4. My parents want me to be a doctor.(对划线部分提问)
________ ________ your parents want you to be?
5. My favorite movie is Mr Bean. (对划线部分提问)
________ ________ your favorite movie?
6. Do you like to drink milk?(作否定回答)________, I ________.
7. My grandpa keeps in good health. (改为同义句)
My grandpa ________ ________.
8. He goes to the park three times a week. (对划线部分提问)
_________ ____________ does he go to the park?
9_______ I’m_______ __________unhealthy也许我有点不健康
10.牛奶对健康有利 Milk______ ________ for your health.
二.单项填空
1.—How often does he exercise? —______________________.
A. He is twelve B. He exercises by bus C. Twice a week D. About one hour.
2. My father wants me _______________ vegetables every day.
A. to eat B. Eating C. eat D. eats
3. 80% students like the watch. What does“80%”mean? _____________.
A. None of the students B. All the students C. Some of the students D. Most of the students
4. Have you ever been to Hai Nan? No, ______________________.
A.ever B. never C. some times D. usually
5. Mike is a _______________ boy. He does exercise every day.
A. health B. unhealthy C. healthy D. healthily
6. Is your book _______________ as mine?
A. same B. some C. a same D. the same
7. Drinking milk and eating vegetables _________________ our health.
A. are good for B. are good at C. is good for D. is good at
8. Mary tries _________________ a lot of vegetables.
A. eat B. to eat C. eats D. drink
9. Katrina reads English books three ________________ four times a week.
A. at B. in C. to D. of
10. Do you like to go _______________?
A. skateboard B. to skateboarding C. a skateboarding D. skateboarding
11.________ he is ill, ________he goes to school.
A. Although; but B. /; / C. Although; / D. But; although
12. They watch TV________.
A. one a week B. once a week C. one the week D. once week
13. The old man is well because he often_______.
A. exercises B. drinks C. sleeps D. play
14.—________do you read English books?
—Twice a day.
A. How many B. How much C. How long D. How often
15. Lily usually starts the day ________breakfast.
A. with B. from C. at D. of
16. Nancy is because she has a good habit.
A. tall B. busy C. interesting D. healthy
17. Xiao Zhang watches TV. He likes surfing the Internet.
A. hard ever B. hardly ever C. doesn’t hard ever D. doesn’t hardly ever
18. Eating a lot of vegetables good for your health.
A. am B. is C. are D. be
19. The boy is too young to himself.
A. look at B. look after C. look on D. look up
20. He late for school.
A. is often B. often is C. does often D. often does
三. 完形填空(本大题有10小题，每小题2分，共20分)
No sports, no life. Sports are very important(重要的) to us. Sports help us to keep in good 1 and get good grades. Everyone in our class 2 sports. Our favorite 3 is P.E. We only have P.E. 4 a week, but we play sports every day. The most popular sport in our class is basketball. The boys enjoy 5 it, and many of the 6 like it, too. Football(足球) is also popular. When the weather is 7 , we often play football outside. We 8 play volleyball. We think it boring. There is a basketball team in our class. Our team often has matches(比赛) with other teams. When there is a match, many of us go to 9 it. It’s very 10 .
( )1. A. health B. idea C. fashion D. culture
( )2. A. meets B. loves C. visits D. dislikes
( )3. A. food B. drink C. subject D. fruit
( )4. A. two B. third C. three D. twice
( )5. A. play B. playing C. played D. plays
( )6. A. students B. brothers C. girls D. sisters
( )7. A. rainy B. bad C. fine D. terrible
( )8. A. never B. always C. often D. usually
( )9. A. watch B. read C. look D. look at
( )10. A. clever B. beautiful C. shy D. exciting
四.阅读理解(每小题2分，满分20分)
A
Do you like playing soccer? If you do, you may want to join the school soccer team. Read on and see how to join the school soccer team.
The first step is to know the information about the team. You can find more information by asking these questions. How many students are there in the soccer team? How many new players do they need? How often do they play soccer?
The second step is to practice. Practice soccer with your friends or your family. Only good players can join the school soccer team. So you need to practice your skill.
The third step is to study hard. If you always get bad grades in the exam, your teachers and parents won’t let you join the soccer team.
The last step is to relax. Don’t be too nervous. You can take a deep breath and keep smiling. Believe in yourself and you can be the best player.
41. Which is not the suitable question according to the second paragraph?
A. How often do they play soccer?
B. Can I join the school team?
C. How many students are there in the soccer team?
D. How many new players do they need?
42. Which step is about studying hard?
A. The first step. B. The second step.
C. The third step. D. The last step.
43. If you always get bad grades in the exam, won’t let you join the soccer team.
A. your teachers and parents B. your classmates and friends
C. your parents and friends D. your teachers and your classmates
44. What does the underlined word “skill” mean in Chinese?
A. 锻炼 B. 技能 C. 实践 D. 方法
45. What’s the main idea of the passage?
A. It’s about how to join the school soccer team.
B. It’s about how to be a good soccer player.
C. It’s about how to get good grades in the exam.
D. It’s about how to make more friends at school.
B
Mary is an American girl. She is now in Beijing with her parents. Mary doesn’t know much Chinese, but she is studying it. She often speaks Chinese with her Chinese friends. Sometimes they can’t understand her, because she can’t speak Chinese very well.
It’s Saturday morning. She goes out. She is walking in the street. She wants to go to the zoo to see the elephants and monkeys, but she doesn’t know how to get there. She asks a Chinese boy the way. The boy can’t understand her. Then she takes out a pen and a piece of paper. She draws an elephant on it, and shows the picture to the boy. The boy understands, and shows her the way to the zoo.
46. Mary is________.
A. Chinese B. English C. Japanese D. American
47. Mary is in______ with her parents now.
A. Shanghai B. Beijing C. New York D. London
48. Mary doesn’t know how to get to_______.
A. the zoo B. the park C. her home D. her school
49. Mary can’t speak_______ very well.
A. English B. England C. China D. Chinese
50. At last the boy________.
A. can understand Mary’s Chinese B. takes her to the zoo
C. shows her the way to the zoo D. draws a picture for Mary, too
C
信息匹配，把合适的选项填到相应的题号前。
( )66. Lisa’s eyes sometimes are uncomfortable, because she studies very hard, and reads too many books. She often feels her eyes tired.
( )67. Peter is stressed out because of his work, and he is working for a whole week. He wants to find the way to relax.
( )68. Tom’s body is not very healthy recently, because he eats too much meat and never does any sports. His mother is worried about him.
( )69. Jack has a stomachache today, and he feels terribly. He wants to know what he should do.
( )70. Linda is a shy girl, and doesn’t has many friends. But now she wants to become more outgoing and make more friends to make her and other’s lives more colorful.
选项
A. Doctor’s Advice I
If you want to keep your children healthy and athletic, you should let them eat lots of vegetables and fruit
everyday, and do some sports twice or three times a week.
B. Doctor’s Advice II
Doing the eye exercise on time everyday can greatly improve your eyes health. You can do it once or twice a day
and it will make your eyes relax and comfortable.
C. Doctor’s Advice III
One of the good ways for you to come out of shyness is to attend more parties between your classmates or friends. You can know more people, talk with them and make friends with them in the party.
D.Doctor’s Advice IV
If you are stressed out, you should stop your work or study for a while to do something else to
make yourself relax and energetic. For example, you can go out for a vacation or come to a music concert.
E. Doctor’s Advice V
If you have a stomachache, first, you should lie down and have a rest. Second, don’t eat anything for two hours.
And if it still aches, you should go to a hospital to ask for help.
F. Doctor’s Advice VI
When you have a headache, you should not watch too much TV or stay too late in the evening. And you should go to bed early. 、.
G. Doctor’s Advice VII
People should not eat too much at one time, because your stomach can’t stand too much food and it will ache. Just stop eating when your stomach is not hungry anymore.
五，短文填空
看图写话：根据图画所提供的语景，在空格中填入适当的词，使其意思完整、语法正确，每空格限填一个英语单词。(10分)
1.It was late last Monday, but Tom was still 1 TV in his room. There was a wonderful football match on TV. 2 excited(激动的)he was! That night he 3 go to bed until twelve oclock.
2.The next morning, it was a 4 to eight. It was too late for Tom to get to school 5 time. But he was still in bed.
3.When Tom 6 school, it was eight. The teacher was already beginning her lesson. As soon as Tom came into the classroom, she got 7 and said,“What time is it now, Tom?”Tom felt sorry and could say 8 .
4.In English class, he 9 a test. As he didnt know the lessons at 10 , Tom failed his English test.
一、重点短语
help with housework 帮助做家务 on weekends 在周末 how often 多久一次
hardly ever 几乎从不 once a week 每周一次 twice a month 每月两次
be free 有空 go to the movies 去看电影 use the Internet 用互联网
swing dance 摇摆舞 play tennis 打网球 stay up late 熬夜;睡得很晚
go to bed early 早点睡觉 play sports 进行体育活动 be good for 对……有好处
go camping 去野营 not…at all 一点儿也不…… in one’s free time 在某人的业余时间
the most popular 最受欢迎的 such as 比如;诸如 old habits die hard 积习难改
go to the dentist 去看牙医 more than 多于;超过 less than 少于
at least 至少 have dance and piano lessons 上舞蹈课和钢琴课
二、句型荟萃
help sb. with sth. 帮助某人做某事 How about…? ......怎么样?/ ……好不好?
want sb. to do sth. 想让某人做某事 How many+可数名词复数+一般疑问句? …有多少…?
主+find+that从句. ……发现…… spend time with sb. 和某人一起度过时光
It’s+ adj.+ to do sth. 做某事是……的。 ask sb. about sth. 向某人询问某事
by doing sth. 通过做某事 What’s your favorite……? 你最喜爱的…是什么?
the best way to do sth. 做某事的最好方式
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