七年级（下）英语总复习之 Unit 4
一、单词归纳与练习 pine, branch, example, furniture, disease, hole gas, oxygen,
save, discuss, fight, produce, imagine, dig, carry harmful, major,
prep. against I. 根据句意及首字母提示填写单词，使句子完整、通顺。 1. Trees can produce a kind of useful g_____ for people to breathe, so we should protect them. 2. The little boy climbed up to a higher b_____ of the tree. 3. People should f ____ _____ against the environment pollution. 4. Everyone should help to s_____ water on Earth because it is becoming less and less. 5. Now let’s d_____ how to work this Maths problem out. I、 根据句意及汉语提示填写单词，使句子完整、通顺。 6. There used to be an old_____ (松树)tree in the zoo. 7. _____ (氧气）is not a kind of solid. It is a kind of gas in the air. 8. Measles (麻疹）is often considered to be a childhood_____ (疾病). 9. He made a_____ (洞）at the end of the long table. 10. The_____ (家具）in my living room is made of wood. III、用所给单词的适当形式填空，使句子完整、 通顺。 11. Junk food is_____(harm) to our health, so we should not often eat it. 12. The desk is so heavy. Can you help me to_______ (carrying) it to the upstairs (楼上)？ 13. Can you _______ (imagination) how surprised when I saw you the first time? 14. These factories mainly_______ (production)milk for children. 15. The workers are trying their best _________ _____(dig) a big hole on the ground. IV．用方框中的单词完成短文。注意使用适当的形式。 Last summer holidays, my brother and I decided to have an interesting trip in a foreign country, so we searched some useful information on the Internet and even made some great plans. We chose the most 16. _____transportation (运输)，for 17._____ the airplane was very fast and we could get to America quickly. We thought the 18. _____thing we should do was to practice our English and visit more places, but when we told the idea to our father, he was 19. _____ us on these plans. We were so sad. 二、词组归纳与练习 1. take in 2. come from 3. for example 4. in fact 5. look around 6. be made of 7. millions of 8. be good for 9. a lot of 10. know about 11. because of 12. as a result 练一练：
I、 选择填空。 i) 根据句意，选择与划线部分意思最接近的选项。 ( ) 1 . — She can speak English very well. Why? —Because she comes from America. A. is from B. leaves for ( ) 2 . — I am hungry. Do you have anything to eat? — Yes. There is a lot of food in the fridge. A. a little B. lots of ( ) 3 . — What is your favorite subject? —I like many subjects, for example, English and Chinese. A. of course B. because of II、从下面每小题的 A、B、C 三个选项中选出最佳答案。 ( ) 4 . — This coat is so beautiful. What is it n_____? — Wool (羊毛). A. made in B. made of ( ) 5 . — What can leaves do? —They can_____ light to make food. A. take out B. take off II.根据句意从方框中选择合适的短语，并用其适当形式填空。 because of, look around, in fact, millions of, is good for 6. 7. 8. 9. 10.
C. is interested in
C. too much
C. such as
C. made up of
C. take in
You think it is easy to him, but_____ ，it is difficult to him. He is just a child. When you __________ , you will find that this place is truly beautiful. People cut down _______________ trees every year. We should stop it. Keeping running every morning our_______ health. He was angry with himself_______ his foolishness (愚蠢).
三 、 句型归纳与练习
1. They are home to birds and animals. 2. All of the above. 3. 4. 5. 6..
... help us in many ways. They keep the air cool and clean. They are major fighters against air pollution.
.. make our lives more convenient. 7.I can’t imagine a world without trees. 8. We should stop doing this if we don’t want … 9. It covers ... square kilometers of... and spreads across... countries 10. We must do our best to...
练一练： 根据汉语提示补全句子。每空一词. 11. 森林是鸟儿和动物们的家园。 The forest is_____ _____ birds and animals. 12. 一个好的朋友在很多方面对我们都有帮助。 A good friend can_____ _____ _____ _____ _____ 3.花儿可以保持家里的空气清新和干净。 Flowers can keep the air_____ _____ _____ at home. 4. 各种各样的花草树木是空气污染的主要战斗者。 All kinds of flowers and trees are major fighters_____ _____ _____. 5. 网络使我们的生活更加方便。 The Internet makes our lives_____ _____. 6. 如果我们不想生活在一个没有水的世界的话,我们应该停止这样做。 If we don’t want to live in a world without water，we should_____ _____ _____. 7. 我们必须尽我们最大的努力来保护环境。 We must_____ _____ _____ _____ protect the environment. 四、语法归纳与练习 语法:现在进行时的用法 练一练： I．单项选择。 ( ) 1 . John_____ football on the playground with his friends now. A. played B. is playing C. play
D. will play
) 2 . What is everyone_____ in the classroom at the moment? A. doing B. do C. to do ( ) 3 . — Hi, Tom. Where are you? —I_____ fun at the beach. A. will have B. has C. had ( ) 4 . The phone_____, Sam. Please answer it. A. ring B. is ringing C. rang ( ) 5 . He_____ a book. In fact, he is watching TV. A. isn’t reading B. is reading C. read read II、根据文章内容在空格处填入正确的动词形式.
D. am having D. will ring D. didn’t
There is an interesting picture in my home. There are many people in it and everyone 6.________ (do) different things. If you don’t 7. _____ (look) at it carefully, you will think all of them 8. _____ (sleep). But they are not. The woman with long hair 9. _____ (play) cards with that little boy next to her. The man with a glass 10. _____ (read) a book. The little girl near him 11. _____ (eat) some cake. The beautiful girl with a smile 12. _____ (clean) the house. The old woman 13. _____ (cook). The old man 14. _____ (talk) on the phone. The most interesting thing is that 15. _____ (watch) them.