题目内容

People don't ________ their garbage on the ground.

A.
put
B.
cut
C.
waste
D.
throw

练习册系列答案

Air is all around us.It is around us as we talk and play, From the moment we were born , we are surrounded(围绕) by air. When we sit down ,air is also around us ,we live in air .
All living things need air:living things cann’t live without air.
We can go without food or water for a few days ,but we can not live for more than a few minutes without air. When we are working or running ,we need some air. So we breathe faster than usual. When we are asleep, we need less air.
【小题1】From the text ,we know that on the earth _____

A．there is air everywhere	B．some animals don’t need air
C．plants need more air	D．for a long time people don’t need air.

【小题2】The writer tells us that _____.

A．there is less air on the earth than on the moon.

B．the earth is covered with water

C．the earth is covered with air

D．there is no air on the earth.

【小题3】Which of the following things need air ?

【小题4】Which of the flooowing is the first important thing for people’s lives ?

【小题5】A man needs more air when he _____.

阅读短文，根据短文内容，从短文后的五个选项中选出能填入空白处的最佳选项。选项中有一项为多余选项。（共8分，每小题2分）

The bicycle is one of the simplest yet most useful inventions in the world. What is the most surprising is that it was not invented easily, although the great inventor Leonardo da Vinci had drawn pictures for bicycles and flying machines and some other things. 1._____________.

2._______________, and there is no pollution at all. Even so, in most developed countries most people don’t go to work by bicycle. It is not because the bicycles are expensive or people feel tired if they ride to work. It’s because the number of cars on the roads becomes larger. 3._____________. As a result, more people put their bicycles away and go to work in their cars. And in this way, the situation is made more serious. 4.

______________. 128

根据所给的中文、音标或首字母提示，写出空白处各单词的适当形式，每空限填一词。

I have twin brothers, Tim and Tom. They look the same and l 1. of people don’t know who is who. They are 2. /tl / and thin. They have brown hair and blue 3. (眼睛), and they always wear jeans and T-shirts.

They like eating the same food, and they like doing the same things, too. For example, tomatoes and 4. (土豆) are their favorite food. They enjoy 5. (游泳) and playing football. They’d like to play computer games every n 6. , but our mother says they can’t because they have much 7. (家庭作业) to do.

They’re twins, but they aren’t the same in everything. For example, Tim works very 8. /hd/ at school, but Tom doesn’t. Tim’s favorite subject is math but Tom is 9. (感兴趣的) in history.

Our mother often 10. (离开) home for her job, so we all help with the housework at home.

I think it’s fun to have twin brothers. We are all happy to be brothers in the same family.

词汇运用（本题有10小题，每小题1分，共10分）

阅读短文，根据中文填写适当的单词，使意思完整，每空一词。

People are often killed while crossing the road. Most of ___1____ (他们) are old people and children. Old people are often killed because they usually can’t see or hear very well . Children are often killed because they are ____2____(粗心的). People should ___3_ __（看）and listen before they cross the road. A car, truck __4____（或者） bus can’t stop very quickly if it is going very fast. It will travel many ____5___(米) before it stops. People don’t always know this. They think a car can stop right away. The faster a car is traveling, the ___6___(长的) it takes to stop. It’s ___7___ （困难的）for a person to know how fast a car is traveling. The only safe way to ___8_____(穿过) the road is to look at both ways, right and ___9___（左边） .The correct way to cross the road is to walk quickly when the traffic ____10____（灯） turn green. It’s not safe to run.

People don't ________ their garbage on the ground.

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