英语U4 学案答案
Section A
填空：1.fresher,bluer 2.sheep 3.clearer 4.thinner 5.horse 6.chickens,goose 7.bluer 8.dirtier 9.useful 10.the largest 11bigger
单选：DBAAA ABDDB BCB
Section B
填空： 1.bigger 2.nice 3.the tallest 4.easier,the most interesting 5.the most difficult 6.the most beautiful 7.the clearest 8.much stronger 9.the clearest 10.cooler
介词：1.to 2.with 3.with,about 4.of 5.like 6.without
单选：CDADD ACABC
阅读：TFTTF
Section C
填空：1.cleaned 2.protect 3.forest 4.surface 5.controlling 6.covers 7.easier more boring 8.the highest 9.thebravest 10.better more
单选：CCDDC
完型：ACDDD BCABC
Section D
单选：CBCCC ACBDC
完型：BCADB ABBAD
作文（略）Section A
小试身手
一、单词
天，天空 2. 河，江
清澈的，明白清楚的 4. 美丽，美人
自然，性质 6. 马
(绵)羊，驯服者 8. 母鸡
9. 母牛，奶牛 10. 瘦的,薄的,稀的
二、短语1.考虑
3.安静的多
5.住在乡下
7.所有中的 9.暑假
11.和…玩耍
13.过着快乐的生活
更新鲜/蓝/清澈
4.享受自然的美丽
6.一定有趣
8.在农场
10.和…聊天
12.有一天
三、句子
1.那一定很有趣!
2.你在考虑什么呢
3.我非常喜欢它,因为那儿的空气更新鲜,天空更蔚蓝,河水更清澈.
4.我认为乡下也比城市更安静.
5.在农场里最强壮的动物是什么呢
6.我认为羊是所有动物中最好看的.
7.在所有动物中小猪一定是最胖和最懒惰的动物了.
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Ⅰ、根据句意及首字母提示补全单词或用所给单词的适当形式填空.
The air is _______ (fresh) and the sky is _______ (blue) there.
2.My grandparents keep a lot of _______ (sheep) in the countryside.
3.The rivers in the countryside are much _______ (clear) than those in the cities..
4.The beauty looks much _______ (thin) than the fat girl, but the fatter girl looks healthier.
5.The_______(horse) on the farm died last week because of some kind of disease.
6. Look! The _______(chicken) and the_______ ( goose) are eating.
7.The sky in the countryside is ________ (blue) than that in the city.
8. I think the city is _________ (dirty) than that in the countryside.
9. Animals can give us a lot of ________ (use) things.
10.Water make up __________ (large) part of the human body.
II、单项选择
( )1.All animals need _______ water.
A. little B. many C. lot of D. plenty of
( )2.The air in Beijing is getting much _____ now than a few years ago.
A. clean B. cleaner C. cleanest D. the cleanest
( )3.What are these —They’re _______ and _______.
A. sheep; hens B. hens; ship C. horse; sheep D. sheep; horse
( )4.—Why do you like living in the countryside
—Because there’s _______ noise and _______ cars there.
A. less; fewer B. fewer; less C. less; less D. fewer; fewer
( )5. —My aunt goes to climb Mount Guan every Sunday.
—Oh But she _______ hate climbing mountains.
A. used to B. use to C. uses to D. is used to
( )6.—What are you_________
—I’m_________life in the countryside.
A. thinking about, thinking about B.thinking of; thinking of
C. thinking about, thinking of D.thinking of; thinking about
( )7.Which place do you like ____ , the countryside or the city
A. well B. better C. best D. good
( )8.I think the panda is ____ of all animals.
A. lovely B. lovelier C. loveliest D. the loveliest
( )9.They are many ______and ______ on the farm.
A. sheep; goose B. sheeps; gooses C. sheep; geese D.sheeps;geese
( )10. There were __________ animals in the forest many years ago.
A. thousand of B. thousands of
C. three thousand of D. three thousands of
( ) 11.Which is _______of the two boys
A. the tallest B. the taller C. taller D. tall
( ) 12.—The man in the red car __________ his father.
— Yes , he bought it last week..
A. can be B. must C. must be D. can not
( ) 13.Our teacher told us that these exercises were __________.
A. far more easy B. much easier
C. even more easy D. so easier
Section B
小试身手
一、单词
1.玫瑰花 ____________复数____________ 2.青蛙，蛙____________复数____________
二、短语
1.更友好
3.所有的花中最漂亮的
5.给我们唱歌
7.众所周知
9.同一个世界
2.使我们快乐
4.和…玩
6.其他动物
8.和….分享世界 三、句子
1.动物和植物，你更喜欢哪一种
我认为玫瑰花是所有的花中最漂亮的.
众所周知，动物和植物对我们都很重要.
我们和它们共同享有同一个世界.
因为动物是我们的朋友，它们使我们开心.
你更喜欢哪种动物，青蛙还是蛇
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Ⅰ、用所给词的适当形式填空。
1.This room is_________(big) than that one.
That T-shirt looks very_________(nice).
Tom is_______(tall) of the three boys.
4.Lesson One is__________(easy)than Lesson Two,but Lesson Two is___________(interesting).5. This question is____________(difficult) than that one.
6. Roses are_____________(beautiful) of all the flowers.
7.Jim,Rick and Eric are good friends, I think Jim is ____________(clever) of them.
8.Tom is strong, but Michael is ___________(strong) than Tom.
9.This is __________(clear) lake I have ever seen!
10.Today is ____________(cool) than yesterday, Let’s go and have a picnic.
II、用介词填空。
Sports are important_______all the people.
2. Look! The cat is playing______a flower in the garden.
3.They sometimes talk_______their teachers_______ their hobbies.
4.What’s the most dangerous animal________all
5. If there is no water, what will our world be________
6.I got up late and went to school _______ breakfast.
III、单项选择
( ) 1. These books are______than those ones.
A.useful B. most useful C .more useful D. usefuler
( ) 2 .Look! There is a rabbit, two______and three______ in the picture.
A.cows sheeps B. mice, tiger C. gooses, snakes D. foxes , wolves
( )3.Which is______, the dog or the cow
A.stronger B.the stronger C.strong D.strongest
( )4.Yao Ming is one of______in the world.
A.best player B.the best player C.best players D.the best players
( )5.Which kind of animal do you like_______,the fox,the frog or the snake
A.good B. well C.better D. best
( )6.He provided the money_______ his sister.
A.for B. with C.to D. On
( )7.As we know, water is very important _______us.
A.in B.of C.to D. On
( )8.Who is_______ of the twins
A.the taller B.taller C.tallest D. the tallest
( )9.Which subject do you like_______
A.better B. best C.very much D.well
( )10.—You are standing too near to the TV. Can you move a little _______
A.faster B.slower C.farther D.further
Ⅳ. 阅读理解。
There is one thing. We can’t see it. Sometimes we can hear it and even feel (感知) it. Without it, all the living things will die. Can you guess what it is Yes, it is air. However, what’s the air like today In cities, there are too many people and too many cars on the roads. The cars send out a lot of bad gases. In cities, there are many chemical factories. They send out terrible smoke every day. This kind of smoke is dangerous for our health. Now the air is becoming worse and worse. Every day, we breathe (呼吸) the bad air in and out. This makes us feel sick. So in order to keep us healthy, we have to go to the countryside to breathe more fresh air. Or we can go up hills to get more fresh air.
根据短文内容，判断正(T)误(F)。
( )1. Sometimes we can hear air when it blows.
( )2. Some living things don’t need air.
( )3. Many people go to the countryside for their holiday because the air there is fresher.
( )4. Too many chemical factories and cars cause the bad air.
( )5. The smoke from the chemical factories is good for our health.
Section C
小试身手
一、单词
(热带）雨林 2.茂密的；厚的；浓的
森林 4..地，地面
湿的，潮湿的 6.覆盖，掩盖
地球；土，泥；大地 8.表面
成千上万，几千 10.无处，哪里都不
控制 12.气候
死，死亡 14.灭绝 ；消失
木材，木头；树木，森林 16.原因；理由；解释
17. 保护
二、短语
变得越来越小 2.给某人提供某物
3.其他地方 4.成千上万
5.对…是重要的 6.地球的肺
7.使空气新鲜 8.让某人做某事
9.扮演重要角色 10.消失
三、句子
1.热带雨林为数千种动植物提供了生存场所.
2.热带雨林中的植物有助于使空气更清新更干净.
如果没有雨林，许多美丽的动植物会灭绝.
4.雨林给我们提供木材、食物、水果、药材和许多其他更有用的东西.
雨林对调节气候起到了重要作用.
但是现在，雨林变得越来越小,所以我们应当保护它们.
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Ⅰ、根据首字母完成句子。
1.She c___________ the table with a cloth yesterday.
2. Many animals are in danger. We must do something to p___________ them.
3.Thousands of old trees were in the f___________ ten years ago, but now there are few.
4.These plants float on the ___________ (surface) of the water.
5.The teacher had no idea in ___________ (control) the children.
6.Water____________(cover) most of the earth.
7.Lesson 7 is ___________(easy) but __________(bore) than Lesson 6.
8. Mount Qomolangma is ____________(high) mountain in the world.
9. Lin Hao is one of ____________(brave) boys of all.
10.This song is ________(good) than that one, but it is ______________ (difficult) to sing.
Ⅱ、单项选择
( ) 1. Five ________ people are waiting for the train.
A. hundred of B. hundreds C. hundred D. hundreds of
( ) 2.Nowadays animals have__________places to live in .
A .less and less B. more and more
C .fewer and fewer D .larger and larger
( ) 3. Beijing is one of________ in China.
A. the largest city B. the large cities
C. the larger cities D. the largest cities
( ) 4. There are ____________students in the room.
A. two thousands B. two thousand of
C. two thousands of D. thousands of
( ) 5. This TV is ________ for people to watch clearly.
A. small enough B. enough small C. large enough D. enough large
III、完形填空。
Now in some places of our country, many people are cutting down (砍伐) the trees in the forests. They need more 1 to build houses and more farmland to grow crops and so on. The areas of forests are getting 2 .
Some scientists say that there 3 no big forests in 20 or 30 years. It is really a(n) 4 thing. 5 forests, we will have sandstorms (沙尘暴) often. The weather will get 6 . The earth will become a big desert (沙漠). A lot of plants and animals will 7 . Crops will not grow anywhere. Life will be 8 for everyone. So we should do our best 9 our living environment and keep our mountains 10 , the water clean, and the sky blue.
( )1. A. wood B. money C. deserts D. leaves
( )2. A. bigger and bigger B. less and less
C. smaller and smaller D. more and more
( )3. A. has B. have C. will have D. will be
( )4. A. excited B. happy C. better D. terrible
( )5. A. With B. Under C. Within D. Without
( )6. A. wet and cold B. hot and dry C. cold and dry D. hot and wet
( )7. A. come B. live C. die D. turn
( )8. A. difficult B. easy C. enjoyable D. poor
( )9. A. protect B. to protect C. protecting D. protected
( )10. A. clear B. fresh C. green D. blue
Section D
小试身手
一、单词
西南 2.喂（养)；饲养
以……为食 4.竹子
较少的，更少的 6.越来越少
陆地；土地 8.鲸
海，海洋 10.处在危险状态
海洋 12.毛皮；皮子
13.骨头，骨质 14.特征，特点；特色
二、短语
居住在 2.以…为生
越来越少 4.在数量上越来越少
处于危险状态 6. 一些…另一些…
在中国的南部 8.为了他们的毛皮和骨头杀了它们
三、句子
1. 它们以竹子为食.
现在熊猫赖以生存的陆地越来越少.
蓝鲸是世界上最大和最重的动物.
现在蓝鲸处于危险之中,因为有些人把它们捕杀并且污染了海洋的水.
华南虎是世界上现存最古老的虎种.
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Ⅰ、单项选择
( ) 1.Tigers and wolves are very strong ,they all______ small animals .
A..spend B. pick up C.feed on D. eat up
( ) 2.I thought Betty was in the garden , but______ she was in her room.
A .instead of B. in fact C. because of D. in public
( )3. — Why are so many animals homeless now
— Because they have______ places to live in .
A. less and less B .more and more C .fewer and fewer D.larger and larger
( )4. ______ the hole______ earth, please .
A .Fills , in B. Fills, of C .Fill , with D .To fill , with
( ) 5. Birds are______ than insects.
A. big B. biggest C. bigger D. the biggest
( )6. The Changjiang River is the third ______ in the world .
A. longest river B. long rivers C .longest rivers D. long river
( )7 .The weather in Kunming is warmer than _____ in Zhengzhou.
A.this B .these C .that D. those
( ) 8.______ you practice , ______it becomes.
A .more , easier B .The more , the easier
C .The more , easier D..More , the easier
( ) 9 .He is______ of the two .
tall B .taller C .the tallest D. the taller.
( )10. He is taller than ______ in his class.
A. other student B.other students C.any other student D.the other student
Ⅱ、完形填空。
We often say that lions and tigers are kings of animals. They’re the best hunters (猎手) and they’re at the top of the food chain (链) on land. But the best hunters in the sea are sharks. Sharks are bigger and swim 1 faster than other sea animals. They have wide mouths and sharp (锋利的) 2 They are at the top of the sea food chain.
What’s at the top of the world’s food chain Human beings ! We’re not strong, but we’re the 3 . We can’t run fast, but we 4 cars; We can’t fight better, but we invented guns (枪),…. Many inventions are useful to us. 5 , they’re also harmful. People ask the 6 for too much. For example, we ask for food, wood, fur and so on. As a result, forests are becoming smaller and smaller. Rivers are dirty and some animals are in danger of 7 out.
Don’t forget that we’re part of the food chain. We should leave enough 8___for animals to live in. We should do something to stop people from 9 animals. We must know that protecting animals is just to protect 10 .
( )1. A. very B. much C. quite D. too
( )2. A. knives B. feet C. teeth D. eyes
( )3. A. cleverest B. fastest C. strongest D. slowest
( )4. A. bought B. brought C. took D. invented
( )5. A. Or B. However C. Then D. So
( )6. A. nature B. forests C. animals D. society
( )7. A. eating B. dying C. selling D. finding
( )8. A. place B. room C. food D. trees
( )9. A. killing B. feeding C. eating D. keeping
( )10. A. itself B. themselves C. yourselves D. Ourselves
III、写作：
地球上水资源非常丰富，但可供我们用的淡水资源却极度贫乏。作为学生，我们应该以什么样的实际行动来节约水资源呢？请以How to Save the Water 为题写一篇短文。不少于80词。
