New technology to make sure that the cars, taxis, buses and trains we use the air.A. is used; not to pollute B. has used; is not pollutedC. is being used; do not pollute D. has been used; to pollute 题目和参考答案——青夏教育精英家教网—

题目内容

New technology_______ to make sure that the cars, taxis, buses and trains we use_______ the air.

A. is used; not to pollute B. has used; is not polluted

C. is being used; do not pollute D. has been used; to pollute

练习册系列答案

新课标教材同步导练绩优学案系列答案

智慧鸟单元评估卷系列答案

中考必备河南中考试题精选精析卷系列答案

相关题目

你的同学到你家玩，你想把他或她介绍给你的母亲认识，你应该对你母亲说 ____________。

A. That’s my mother. B. This is Eli.

C. This is my brother. D. This is my sister.

1.My birthday is ______ (十一月) 11th .

2.We have an art _______(节日) each year .

3.It _____ (听起来) interesting .

4.Come and see for _____(你自己) at Xinhua Store .

5.The _____ (黄色的) pens are his .

It’s very important that we all recycle (再利用). In nature, everything____again. For example, when an animal dies, it becomes____animal’s food. Nothing is wasted. But humans have created things like plastic bags____can’t be broken down by nature. Our rubbish kills animals and____water and soil.____we continue making too much rubbish, the problem will only get worse. If nature can’t reuse the rubbish, we must recycle____

We should clean up the rubbish we’ve made because nature can’t.

Recycling is also the right thing to do for another reason. The earth is rich in natural materials like water and trees,____these materials are not endless. We use up our natural materials much____than the earth is able to reproduce them. For example, each year we cut____more that 6,000 square miles of forest. But it takes an average of 25 years for a new tree____

Recycling can help us save the earth, so let’s take action right now.

1.A. use B. using C. is used D. used

2.A. another B. other C. others D. the other

3.A. who B. which C. how D. where

4.A. pollutes B. polluted C. polluting D. is polluted

5.A. When B. Whether C. Why D. If

6.A. them B. their C. it D. itself

7.A. but B. so C. and D. or

8.A. fastly B. fast C. taster D. fastest

9.A. out B. down C. in D. up

10.A. grows B. for growing C. growing D. to grow

Don't leave the tap_______ all the time when you brush teeth_______ It's a bad habit.

A. run B. to run C. running D. runs

Step 1 Review of the key words.

1.射击，发射(v.) ___________过去时_________ 过去分词 ________现在分词 ________

2.开始(v.) ___________

3.提醒，使想起(v.) ___________

4.声音(n.) ________

5.西方的(adj.) ___________(n.) ___________

6.适合，合身(v.) ___________

7.结婚(v.) ___________

8.愚蠢的(adj.) ___________

9.欺骗，蒙骗(v.) ___________

10.全部的，整体的(adj.) ________

11.勇敢的，无畏的(adj.) ___________

12.发光，照耀(v.)___________过去时_________ 过去分词 ________现在分词 ________

Wish hero make safe visit

1.When swimming，you should put___first.

2.The newly opened museum is certainly worth___.

3.Please accept our best___for your exams.

4.Tu Youyou was one of the most famous national___in recent history.

5.We can't avoid___ mistakes in our life.

—Look at the bird over there!It's so beautiful!

—It's an unusual kind.It ____ appears here.

A. always B. usually C. seldom D. often

He ____ in this factory for 20 years already.

A. will work B. were going C. has worked D. would go

试题分类