We must keep the room__________ .A.to clean B...

We must keep the room__________ .

A.to clean B.cleaning C.cleaned D.clean

九年级英语单选题困难题查看答案及解析

We must keep the classroom ___________.

九年级英语单项填空简单题查看答案及解析

— Must we clean the classroom now?

— No, you needn't. It________after school.

A. may clean      B. must clean    C. need be cleaned   D. can be cleaned

九年级英语单项填空简单题查看答案及解析

You must clean the room every day _______ keep it as good as new.

A. in order as　　 B. so that　　 C. so to　　 D. in order to

九年级英语单选题困难题查看答案及解析

–Cathy, can you answer the door? I ______ the room.　　 –I’m coming, mum.

A. clean B. cleaned C. have cleaned　 D. am cleaning

九年级英语单项填空中等难度题查看答案及解析

-- Could I clean the room for you ?

--- No, thank you. I ________it myself.

A.was cleaning　　 B. have cleaned

C. cleaned　　 　　 D. cleans

九年级英语单项填空中等难度题查看答案及解析

The earth is our home；we must take Care of it. This means keeping the land，air and water   clean.

Pollution is a dirty word. To pollute means to make things unfit(不合适的)or unclean to use. Pollution comes in many ways. We see it，smell it，taste it and drink it. Pollution is beginning to threaten(威胁)our health，or happiness and our life.

Man. has been polluting the earth from the time he first made fire，washed his clothes in the river and threw his waste on the ground. When land was used up or water became dirty. Men moved to another place. At first the problem was not so serious because there was plenty of clean air，land and water. There weren't so many people then and their wants(需求)were fewer. All the dirty things could be absorbed(吸收)by nature and soon. covered over(恢复)， But this is no longer true. The increase of population(人口增长)and the development of industry have changed that. Man is slowly polluting. his environment.

Through the use of poison(农药)，mall has polluted land! killing the animal. By putting dirty water and chemicals into rivers and lakes we have polluted our drinking water，killing the fish.

Our increasing population is part of the. problem. More people more waste.

Where is this all to end? Are we turning the world into a big rubbish dump，or is there any hope that we can get rid of(摆脱)the pollution ?Luckily，millions of people have been warned of the danger of pollution. Large numbers of people are now working hard to bring pollution under

1.Which sentence is WRONG?

A. We live on the earth，so we should look after it.

B. To pollute means to make air ，water and land unfit for use.

C. All the waste produced by modem industry can be absorbed.

D. Man is now fighting against different kinds of pollution.

2.In this passage the word "chemicals" means

A.化学         B.化学物质        C.化学的        D.医学的

3. From the sentences "More people more waste"，we know that _______.

A. because of the increase of population and the development of industry，more and more waste is produced

B. we need more people，not more waste

C. there isn't any hope that we can get rid of the pollution

D. more people have been warned of the danger of more waste.

4.From the passage we can know that now man_______.

A. doesn't know how to control pollution

B. still doesn't realize how serious pollution is

C. is doing something to control pollution

D. begins to understand the pollution

九年级英语阅读理解中等难度题查看答案及解析

The earth is our home. We must ____ it clean.

A.change B.sweep C.keep D.build

九年级英语单选题简单题查看答案及解析

What is the sentence pattern of the sentence “We must keep our classroom clean.”?

A.S+V+O+OC B.S+V+P C.S+V+IO+DO D.S+V+O

九年级英语单选题中等难度题查看答案及解析

It is our duty _________our hometown clean and beautiful. We must do something for it.

A. to keep           B. keeps                C. keeping

九年级英语单项填空困难题查看答案及解析