用心收获成绩，细心成就明天，恒心改变未来
5、_______he_______ (clean) the classroom?
6、 Who_______ _______ (sing)in the next room? 7 、The girl_______ (like)wearing a sweater. Look! She_______ (wear)a red sweater today.
语法巩固：
1、look! Peter ________ TV happily, but his parents are busy in the kitchen. A. is watching B. watches C. watched D. will watch 2、——May I speak to the principal?
——Sorry, he _______ a meeting now. Can I take a message? A. is having B. had C. has D. will have
3、Where is Sally? Her mother _______ for her everywhere. A. looks B. looked C. is looking D. was looking 4、——Dad _____ for paris tomorrow.
——Really? Let’s go and ask him to bring back some presents for us. A. Are going to leave B. Is leaving C. Left D. leaves 5、Listen! ________ you _________ someone crying?
A. Do; hear B. Are; hearing C. Did; hear D. Will; hear 6、——Can your brother make a model airplane? ——Yes, these weeks he ________ a new school. A. builds B. is built C. will built D. is building
7、As we know, things like that ________ all over the world every day. A. Happens B. Are happenedC. Are happening D. Will be happened 8、——Sam, come downstairs, please. I need your help. ——I don’t think I can, mum. I _______ on the phone. A. talk B. talked C. talking D. am talking
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单 元 练 习
I．词汇：根据汉语或首字母提示写单词，补全句子。
1. In a forest, people can have more ________(氧气) to breathe. 2. Let's_____________ (讨论)the importance of trees.
3. The __________(气体) from the paper factory smells very bad. 4. There are a lot of ________ (家具) in the house.
5. Let’s help save this small tree. It has got a _________(疾病). 6. The p_______ trees are always green around the year.
7. Some forests are in danger. So people are trying to s_______ them.
8. To have a better living environment, we must fight a ________ pollution. 9. We can't i_______ a world without animals or trees.
10. Look! The girl is putting a tree in a h_________ to plant it.
II．句子：根据汉语提示，补全句子。每空一词。
11.大多数水果来自树木。 Most of the fruits________ ________trees. 12.那个男孩正在四处张望。 That boy_______ ______ ______.
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13.实际上，多年以前这个地方被树覆盖着。
______ ______, this place was covered with trees many years ago. 14.尽管这座轿是木制的，但它依然很牢固。
Though this bridge______ ______ ______ wood, it's still very strong 15．那些村民们正尽力地保护着那个小森林。
Those villagers are ________ _______ _______ to protect that small forest.
A)从下面每小题的A、B、C、D四个选项中选出可以替代划线部分的最佳选项。 ( ) 16. As students, our major task (任务) is to study hard.
A. busy B. great C. interesting D. important ( ) 17. Trees can produce lots of useful things for us. A. make B. find C. buy D. watch
( ) 18. Computers and mobile phones make our lives more convenient. A. easier B. richer C. more exciting D. more interesting ( ) 19. The children are discussing what to do to help animals.
A. listening to B. looking at C. thinking of D. talking about ( ) 20. The tall mountains are covered with millions of trees. A. several B. a few C. a lot D. so many
B)从下面每小题的A、B、C、D四个选项中选出可以填入空白处的最佳选项。 ( ) 21. - How do trees help us? Do you know?
- For_______ example, they can keep air cool _______clean.
A. an; but B. an; and C. /; but D. /; and ( ) 22. - I'd like ________ something about trees. Can you tell me?
- Sure. They can help ________ in many ways.
A. to know; we B. to know; us C. know; we D. know; us ( ) 23. - Why do trees have very long roots?
- Because the roots take___________ enough water for them_________.
A. in; living B. in; to live C. out; living D. out; to live ( ) 24. - ______ do we have to save trees?
- Because they are ______birds and animals.
A. Why; home to B. Why; the home to C. How: home to D. How; the home to ( ) 25. - This kind of new car can produce little ______ gases and it is cheap.
- Sounds good. I'll think about when ______ it.
A. useful; buying B. useful; to buy C. harmful; buying D. harmful; to buy ( ) 26. - Wow! There_______ a lot of new desks in the house.
- Yeah. And they smell_______ because they are wooden (木制的). A. is; nice B. is; nicely C. are; nice D. are; nicely ( ) 27. - I think drinking too much cola is ________health. - I agree. So what kind of drink can keep us ________.
A. good for, health B. bad for; health C. good for; healthy D. bad for; healthy ( ) 28. - Look! The old woman ___________ a big bag. She must be tired.
- I think so. Let's provide her _________ some help.
A. carries; for B. carries, with C. is carrying; for D. is carrying; with
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( ) 29. - What a nice hill! There are _________trees on it.
- That's because people have never stopped ________ here. A. thousand of; planting B. thousand of; to plant C. thousands of; planting D. thousands of; to plant ( ) 30. - Look! The farmers________ down trees now. - ___________. Why not stop them doing that? A. cut; Sounds great B. cut; I'm not sure
C. are cutting; It doesn't matter D. are cutting; That's too bad
III．完形填空。
There was a small village near the mountain. There were a lot of trees in the mountain. People in the ____31____ always got something from it, such as animals and trees. When they wanted to ____32____ a house, they cut down the trees. And they also killed the animals for ____33____. Trees were very ____34____ in their daily life. They made tables, chairs ____35____ beds by cutting down the trees. In addition, when they ____36____ meals, they still used some trees for wood. However, they only cut down trees but ____37____ planted new trees. So the trees were less and less; the animals were becoming ____38____ as well. One summer, it rained ____39____ in the village. The rain lasted for about a week. The soil and the stones on the mountain fell down and soon ____40____ the whole village. They finally knew they couldn't only cut down trees but also needed to protect them. ( ) 31. A. river B. mountain C. village D. city ( ) 32. A. build B. make C. paint D. leave ( ) 33. A. vegetables B. clothes C. fruit D. meat ( ) 34. A. careful B. successful C. beautiful D. useful ( ) 35. A. with B. and C. but D. so ( ) 36. A. ate B. bought C. cooked D. washed ( ) 37. A. never B. always C. often D. ever ( ) 38. A. cooking B. killing C. dying D. lying ( ) 39. A. fully B. hardly C. heavily D. healthily ( ) 40. A. turned B. covered C. took D. Put
IV．完形填空。（10分）
A little boy loved to play around a tall apple tree every day. Later, when he grew up, he no longer played there.
One day, the boy came and he looked __31__. When the tree knew the boy wanted some toys, she asked the boy to pick all her__32__ to sell. So the boy did it and left.
Another day, the boy turned into a man and got back, \tree. was excited and said. \__35__ offmy branches to build your house.\
One hot summer day, the man came. When the apple tree knew that the man needed a boat to go sailing, she let him __37__ her trunk(树干)．
After many years, the man came again. \ng roots,\s,\
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“Come! __40__ tree roots are the best place to rest,\with tears .
( ) 31. A. glad B. sad C. excited D. tired ( ) 32. A. roots B. leaves C. apples D. branches ( ) 33. A. me B. you C. him D. her ( ) 34. A. Yes B. OK C. Great D. No ( ) 35. A. take B. cut C. get D. fall ( ) 36. A. slowly B. easily C. sadly D. happily ( ) 37. A. bring B. take C. carry D. catch ( ) 38. A. first B. only C. good D. bad
( ) 39. A. so B. but C. though D. because ( ) 40. A. Old B. New C. Long D. Short
V．阅读理解。
Trees are important and they can help us in many ways. However, some of them are in danger and need to be taken care of as much as possible. There are some ways to save trees. Use paper wisely. We can save trees by using paper in a right way. What can we do? Use both sides of paper when doing homework. Borrow books to read when you needn't buy them.Never throw old books away, but be kind to donate them to others who need them. In place of paper towels, use cloth towels.
Plant trees. To save trees, it's a great idea to plant them. Spring is the best season to plant trees. Ifeveryone around us does it, millions of trees will. appear and make our world become green and beautiful.
Tell people to understand the importance of trees and help save trees, Try to write letters to government official (官员) and persuade (劝) them to use as little paper as they can. ( ) 41. How many ways are there to use paper wisely?
A. Two, B. Three. C. Four. D. Five. ( ) 42. What can we do if we want to save trees?
A. Plant trees. B. Stop using towels.
C. Work with the government. D. Never do any homework ( ) 43. What does the underlined word \
A. lead B. sell C. throw D. give ( ) 44. Which of the following is TRUE?
A. All trees on the Earth are in danger. B. Trees can make our world beautiful. C. To save trees, never buy books. D. Most people can't understand trees. ( ) 45. The passage mainly wants to tell us_________.
A. why to save trees B. how to save trees C. where to find trees D. when to plant trees
VI．用所给单词的适当形式完成句子。
46. What a tall tree! It has long ________ (branch) and thick leaves. 47. In big cities, air ________ (pollute) is becoming worse than before. 48. We use trees to do a lot of useful things in our_______ (life). 49. He left without _________ (say) any words.
50. Trees can provide better places for animals and birds ______ (live) in.
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51. Trees are like _______ (fight). They can keep air cool and clean. 52. Look! The boys are _______ (lie) on the beach and enjoying the sun. 53. The phone is ______ (ring). Please answer it now.
54. It's a fine day ________ about ______ (dig) holes by the lake to plant trees? 55. You can improve (提高) your English by _________(join) an English club.
VII．书面表达。（15分）
请你根据下面的内容提示，以The uses of trees为题，写一篇关于树的用途的文章。 60词以上，可以适当发挥。（开头已经给出，不计入总词数） 提示： 1．树可以为我们提供很多有用的东西，如水果，药品，木材等；
2．树为人类提供氧气，净化空气，美化环境，有利于生态环境的保护；
3．树可以为动物和鸟类提供家园和足够的食物，保持生态平衡(the balance of nature)； 4．树能够、防止水土流失和减少土地变成沙漠 (desert)。
The uses of trees ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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课外阅读：
A month ago, the Greens went along the coast and finally got to Daytona beach (代托纳海滩) to spend their holiday. It was 200 miles away from their home in Florida. They took their pet cat with them. The cat got frightened because of some noise during the holiday. Then it ran away. The Greens looked for their pet for a long time, but they didn't find it. They had to leave for home. In fact, the cat traveled for a long time and got back to Florida after it was lost.
Luckily, a woman called Sarah in Florida found the cat in her garden. The cat was too weak to make a sound, lying there only. When the pet doctor examined the cat and found a chip (芯片) inside the cat's body. And there was all kinds of information about the cat in the chip. Sarah knew that the Greens were the owner of the cat. Sarah took it home and looked after it quite well. The cat became better after a few days.
Sarah wanted to sent the cat back to the Greens. However, how did the cat get home far away from 200 miles? Maybe only the cat itself knew it. ( ) 51. What did the Greens do on Daytona beach?
A. They went to work there. B. They went to enjoy the holiday. C. They went to look for their cat. D. They went to visit Sarah. ( ) 52. Why did the cat run away?
A. Because the noise made it frightened.
B. Because the cat didn’t like staying on Daytona beach. C. Because the cat didn't like the Greens.
D. Because the cat wanted to go back home. ( ) 53. Sarah got to know ________ from the chip.
A. the cat's age B. the cat's owner
C. the cat's hometown D. how the cat come back home ( ) 54. Where did Sarah find the cat?
A. On the road. B. In her car. C. In her garden. D. On the beach. ( ) 55. How was the cat when Sarah found it?
A. It was too week to make a sound. B. It was cheerful. C. It was strong. D. It was exciting.
范文呈现：
The uses of trees
For humans, trees have a lot of uses. Trees can provide us with many things, such as fruit, medicine and wood. Trees can produce oxygen for people to breathe, keep air cool and clean. We can make our environment better by protecting trees. Trees are home to animals and birds and provide them with enough food. Trees can help keep the balance of nature. Trees can stop earth moving away with water and make less land become a desert. We can’t imagine a world without trees.
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