沪教版初中英语七年级Unit 4基础知识练习及答案

Unit 4 (Reading)
基础知识
一、词语填空(共10小题)
用方框中的单词或短语完成下列句子。

cut down in many ways take in
convenient With the help of In fact
For example fought against imagine saving
1. 人们以前砍伐了很多树木。

People _____________ a lot of trees in the past.
2. 昨天消防队员与火灾做了斗争。

The firemen _____________ a fire yesterday.
3. 植物从空气中吸收二氧化碳。

Plants _____________ carbon dioxide from the air.
4. 医生们正在拯救那个孩子。

The doctors are _____________ the boy.
5. 事实上，我不喜欢足球。

_____________, I don’t like football.
6. 我们的朋友在很多方面帮助我们。

Our friends help us _____________.
7. 在老师的帮助下，我成功地完成了工作。

_____________ the teacher, I was successful in finishing the work.
8. 树木使我们的生活更方便。

Trees make our lives more _____________.
9. 我收集东西，例如硬币和报纸。

I collect things, _____________, coins and newspapers.
10. 我想象不出他长什么样。

I can’t _____________ what he looks like.
二、单项填空(共10小题)
( ) 1. I ______ the classroom, everybody is studying hard.
A. look at
B. look for
C. look up
D. look around
( ) 2. ______ tourists come to visit China every year.
A. Six millions
B. Six millions of
C. Millions of
D. Six million of
( ) 3. Trees keep the air ______.
A. clean
B. cleaned
C. cleaning
D. to clean
( ) 4. Desks are made ______ wood, and wine is made ______ grapes.
A. of; of
B. from; from
C. from; of
D. of; from
( ) 5. We must ______ the Earth.
A. stop to pollute
B. stop polluting
C. stop to pollution
D. stop pollution
( ) 6. —Why do you love travelling?
—Because I learn ______ more from it.
A. a few
B. little
C. many
D. a lot
( ) 7. What can we get ______ the forests and land?
A. to
B. from
C. up
D. on
( ) 8. Trees ______ oxygen for us to ______.
A. produce; breathe
B. produce; breath
C. makes; breathe
D. makes; breath
( ) 9. Trees are home ______ birds and insects.
A. for
B. of
C. to
D. as
( ) 10. Do you often help your mother ______ thehousework?
A. doing
B. does
C. do
D. in doing
三、同义句改写(共5小题)
1. Forests provide animals with homes and food.
Forests ________ homes and food ________ animals.
2. What’s your sister’s name?
What’s the ________ ________ your sister?
3. Trees fight against air pollution.
Trees ________ ________ against air pollution.
4. Fish can’t live if there’s no water.
Fish can’t live ________ ________.
5. Where are the beautiful birds from?
Where do the beautiful birds ________ ________?
四、完形填空(共5小题)
Rebecca wants to know 1 about trees and how they help 2 . She 3 DrJones about trees. 4 do trees help us? They help us 5 .
( ) 1. A. many B. some C. more D. much
( ) 2. A. we B. us C. our D. ourselves
( ) 3. A. interview B. interviews
C. interviewed
D. is interviewing
( ) 4. A. What B. How C. Where D. Why
( ) 5. A. in many ways B. on the way
C. by the way
D. in the way
五、短文填空(共15小题)
A）阅读短文, 然后从方框中选出适当的单词填入文中空白处。

shouldleaves daily can’t
furniture if oil of important
In fact, we get a lot more from trees. We get fruit and (1)________ from them. Tea also comes
from the (2)________ of trees. Look around this room. A lot of the (3)________ is made of wood. Trees are really (4)________ in our (5)________ lives. I (6)________ imagine a world without trees. But we cut down millions (7)________ trees every year. We (8)________ stop doing this
(9)________ we don’t want a world without trees.
B) 阅读短文, 然后用括号中所给单词的适当形式填空。

A: Trees keep the air cool and (10)________ (clean). They take in harmful (11)________ (gas) from the air and produce oxygen for us (12)________ (breathe). They’re major fighters against air (13)________(pollute).
B: I know trees also make our lives (14)________ (convenient). Many of the things in our daily (15)________ (life) come from trees. For example, paper and pencils.
A: You are right, Rebecca.
六、阅读理解(共5小题)
Dear friend,
Trees are our friends. They help us in many ways. They cool our cities and clean our air. They also give out oxygen for us to breathe. Trees help reduce noise pollution and make cities beautiful. Trees provide a lot of things for people. They provide us with food. They also provide materials (材料) for houses, furniture and paper products. Trees keep the Earth from becoming too hot for us to live on. Trees also keep soil from being washed away. We need soil to plant food.
In the last 200 years, people have destroyed（摧毁）more than half of all the trees on the Earth. We need to plant more trees!
Trees for Life is making a difference. We plant trees and take care of them. That is to help protect the environment. We plan to plant 100 million trees in the next 10 years. We need more people to help us.
Please join us.
Trees for Life.
( ) 1. What is the article above?
A. An ad.
B. A story.
C. A letter.
D. A science report.
( ) 2. Trees help us in many ways except ______.
A. they cool our cities and clean our air.
B. they provide us with all the food.
C. they provide materials for houses, furniture and paper products.
D. they keep soil form being washed away.
( ) 3. What happened in the last 200 years?
A. People destroyed more than half of all the trees on the Earth.
B. People planted more trees.
C. People destroyed all the trees on the Earth.
D. People planned to plant 100 million trees.
( ) 4. What will happen if there are more trees in the world?
A. We will have less land to plant food.
B. More soil will be washed away.
C. There will be no noise pollution.
D. The Earth will not become too hot for us to live on.
( ) 5. Why should we plant trees and take care of them?
A. Because they help protect the environment.
B. Because they provide us with food.
C. Because they are our friends.
D. All of the above.
答案
Unit 4 (Reading)
一、1. cut down 2. fought against 3. take in 4. saving 5. In fact 6. in many ways 7. With the help of 8. convenient 9. For example 10. imagine
二、1—5 DCADB 6—10 DBACC
三、1. provide; for 2. name of 3. are fighters 4. without water 5. come from
四、1—5 CBDBA
五、1. oil 2. leaves 3. furniture 4. important 5. daily 6. can’t 7. of 8. should 9. if
10. clean 11. gases 12. to breathe 13. pollution 14. more convenient 15. lives
六、1—5 CBADD
Unit 4 (Listening ~ Culture corner)
基础知识
一、词语填空(共10小题)
用方框中的单词或短语完成下列句子。

dug types of square kilometres diseases thousands of
carrying South America destroying good for spreads
1. 森林沿着河流伸展。

The forest __________ along the river.
2. 我喜欢这些种类的书籍。

I love these __________ books.
3. 工人们正在搬运一个大箱子。

Workers are __________ a large container.
4. 南美的亚马孙雨林是世界最大的雨林。

The Amazon rainforest in __________ is the largest rainforest in the world.
5. 人们正在砍伐树木破坏这个地区。

People are __________ this area by cutting down trees.
6. 亚马孙热带雨林是数以千计的动物、鸟类和昆虫的家园。

The Amazon rainforest is home to __________ animals, birds and insects.
7. 它覆盖五百五十万平方公里的亚马孙盆地。

It covers five and a half million __________ of the Amazon Basin.
8. 多喝水对你的健康有益处。

Drinking a lot of water is __________ your health.
9. 他昨天挖了几个树坑。

He __________ some holes for trees yesterday.
10. 我们把它们用在中药中来治疗疾病。

We use them in Chinese medicine to fight against__________.
二、单项填空(共10小题)
( ) 1. —Where’s your father?
—He ______ flowers in the garden.
A. water
B. watered
C. waters
D. is watering
( ) 2. Be quiet, please. Your sister ______ in the room.
A. reading
B. is reading
C. are reading
D. read
( ) 3. Don’t go now. It ______ heavily outside.
A. snow
B. snows
C. snowy
D. is snowing
( ) 4. Mr Green is reading newspapers while Mrs Green ______ the housework.
A. is doing
B. does
C. did
D. will do
( ) 5. Now I ______ what you mean.
A. am understanding
B. understanding
C. understand
D. understood
( ) 6. —Tom, come and help me put up the picture on the wall.
—I ______.
A. come
B. will come
C. coming
D. am coming
( ) 7. Grandma ______.It ______ so delicious.
A. cooks; smells
B. is cooking; is smelling
C. is cooking; smells
D. cooks; is smelling
( ) 8. Look! There are a lot of boys ______ in the park.
A. to run
B. are running
C. run
D. running
( ) 9. He is a kind and patient man. He ______ others.
A. is always helping
B. always help
C. is always help
D. always helpful
( ) 10. ______ you ______ something to say?
A. Are; have
B. Do; have
C. Are; having
D. Will; have
三、时态填空(共10小题)
1. What ________ you ________ (eat), Tom?
2. Hi, Alex. We ________ (have) fun at the beach.
3. Mike ________ (not play) computer games now.
4. ________ Joyce ________ (sweep) the floor?
5. What ________ everyone ________ (do) at themoment?
6. I ________ (have) some tennis balls.
7. Wei Hang ________ (need) a new pair of glasses now.
8. He’s a nice person. I ________ (like) him very much.
9. Look! Daisy ________ (shop) with her mother.
10. I ________(think) about what to wear to Jane’s birthday party.
四、句子改写(共5小题)
1. They are waiting for the bus now. (就划线部分提问)
________ are they ________ now?
2. Tom is shopping in the supermarket. (改为一般疑问句)
________ Tom ________ in the supermarket?
3. The cake tastes nice. (就划线部分提问)
________ ________ the cake taste?
4. I have to stay at home because it’s raining. (同义句改写)
I have to stay at home ________ ________ the rain.
5. I went to bed after I finished my homework. (同义句改写)
I ________ go to bed ________ I finished my homework.
五、完成对话(共5小题)
根据对话内容,从对话后面的选项中选出能填入空白处的最佳选项。

(有一项为多余选项)。

A: Look! So many people wear masks (口罩) today.
B: (1)______
A: (2)______
B: Stop factories and cars from producing harmful gases.
A: (3)______
B: Plant more trees in the streets and go to school by bus or on foot.
A: (4)______
B: I think that all above are the most important.
A: (5)______ We all should protect the environment.
A. Which ways are the most important?
B. I agree.
C. What can we do to stop air pollution?
D. Yes, there is a lot of air pollution.
E. I don’t think so.
F. Anything else?
六、短文填空(共10小题)
阅读短文, 然后用括号中所给动词的正确时态完成下面的短文。

Hi! I’m Happy Goat. Look! Gentle Goat (1) _______(work) hard on the farm. But Lazy Goat isn’t working. He (2)_______(lie) under a tree. Gentle Goat (3)_______ (take) notes at the moment. What (4)_______ Pretty Goat _______ (do)? She (5)_______ (put) on her new dress now. Listen! Fit Goat (6) _______(sing) a song. Grey Wolf and Red Wolf are bad. But we (7)_______(know) them very well. Grey Wolf (8) _______(want) to catch us. But he (9)_______ (look) stupid. OK, I
(10)_______ (go) to wake up Lazy Goat. See you.
七、阅读理解(共5小题)
Did you know that some plants eat insects and small animals? These plants can’t get enough food from the ground, so they need to eat something else.
This plant smells very sweet and its leaves are red. Many insects love bright colours like red. When they see the red leaves on this plant, they fly down for supper! But the leaves have lots of long hair on them. If an insect touches the hair, the two sides of the leaf shut(合上) together at once. It takes less than half a second (秒)! The poor insect is now inside the leaf and can’t get out. It becomes food for the plant. The plant eats it slowly. It takes the plant about 12 to 15 days to finish its meal.
( ) 1. Why do some plants eat insects and smallanimals?
A. Because they are very sweet.
B. Because they are in bright colour.
C. Because they have long hair.
D. Because they don’t have enough food.
( ) 2. What colour do insects love?
A. Green.
B. Red.
C. Black.
D. Blue.
( ) 3. How long do the plants finish eating the insects?
A. 12 to 15 days.
B. 12 to 15 hours.
C. Less than a minute.
D. less than a second.
( ) 4. Plants catch insects with the help of the following except ______.
A. bright colour
B. sweet smell
C. lots of hair on the leaves
D. big flowers
( ) 5. If a small insect is inside the leaf, ______.
A. the plant won’t have enough food
B. it can get food from the plants
C. the plant will die
D. the insect will die
Unit 4 (Listening ~ Culture corner)
一、1. spreads 2. types of 3. carrying 4. South America 5. destroying
6. thousands of
7. square kilometers
8. good for
9. dug 10. diseases
二、1—5 DBDAC 6—10 DCDAB
三、1. are; eating 2. are having 3. isn’t playing 4. Is; sweeping 5. is; doing 6. have 7. needs 8. like 9. is shopping 10. am thinking
四、1. What; doing 2. Is; shopping 3. How; does 4. because of 5. didn’t; until
五、1—5 DCFAB
六、1. is working 2. is lying 3. is taking 4. is; doing 5. is putting 6. is singing 7. know
8. wants 9. looks 10. am going
七、1—5 DBADD。