We hope that the earth will be a green planet...

We hope that the earth will be a green planet with ____cars and ____trees.

A. less, more　　 B. fewer, more　　 C. less, much　　 D. much, less

八年级英语单选题简单题查看答案及解析

It may be difficult to imagine by the year 2100, we will live on Mars. Our own planet, the Earth is becoming more and more _______ and polluted. Luckily, we can start again and build a better world on Mars.

First of all, transport should be much better. _______, our spaceships are too slow to carry large numbers of people to Mars - it takes months. However, by 2100, Spaceships can travel at half the speed of light. It might take us two or three days to get to Mars.

Secondly, humans need food, water and air to live. Scientists should be able to develop plants that can be grown on Mars. These plants will _______ the food and the air that we need.

There is still another _______ for us to live on Mars. Mars makes us much lighter than the Earth does. This will be dangerous because we could easily jump too high and fly slowly away into space. To _______ this, humans on Mars have to wear special shoes to make themselves lighter.

Life on mars may be better than that on the Earth in many ways. People will have more space. Living in a large building with 10 bedrooms is highly _______. Many people believe that robots will do most of our work.

However, life on Mars may not be better than that on the Earth today. Meals will probably be in the form of pills and space travel will make many people feel ill.

1.A.crowded B.modern C.developed D.serious

2.A.At times B.At last C.By the way D.At present

3.A.destroy B.produce C.grow D.support

4.A.hope B.chance C.problem D.mistake

5.A.refuse B.prevent C.realize D.repair

6.A.changeable B.responsible C.possible D.impossible

八年级英语完型填空中等难度题查看答案及解析

Everyone knows that______ trees we plant, ______our planet will be.

A.the fewer, the more B.the more, the better C.the less, the better D.the more, the more

八年级英语单选题中等难度题查看答案及解析

The earth was so seriously polluted ________ we must take action to save the planet.

A.as B.that C.so D.before

八年级英语单选题中等难度题查看答案及解析

We all hope that in the future there will be______ pandas than now

A. a lot more B. a lot of C. a lot D. lots of

八年级英语单选题中等难度题查看答案及解析

The earth is our home. I hope there will be more trees and ____ pollution.

A. more.　　　　　　 B. few.　　　　　　　　 C. less.　　　　　　　　 D. fewer.

八年级英语单项填空简单题查看答案及解析

Many people believe that, by the year 2100, we will live on the planet Mars(火星). Here is what life could be like.

First of all, transport should be much better . By 2100, spaceships can travel at half the speed of light. 1._______________________________.

Secondly , humans need food , water and air to live. Scientists should be able to find plants that can grow on Mars. These plants will provide us with food and air.

2.__________________________ .We could easily jump too high and fly slowly away into space. To prevent this , humans on Mars have to wear special shoes to make themselves heavier.

Life on Mars will be better in many ways. 3._________________________ .It is possible to live a large building with many bedrooms. Then , robots will do most of the work, so we have more time for hobbies.

4._________________________________ .Every student can study , do their homework on the computer and take exams in online schools. Each student will also have their own online teacher called “e--teacher”.

However , in some ways , life on Mars may not be better than that on the earth today. 5._____________________________________________ . Meals will probably be in the shape of pills (药片) and will not be as delicious as they are today. Also , space travel will make many people feel ill.

八年级英语补充句子简单题查看答案及解析

I hope there will be ____ cars and ____ pollution in the future, thus people will live longer.

A. more, less   B. fewer, less  C. fewer, more    D. fewer, fewer

八年级英语单项填空困难题查看答案及解析

He said that the sun _____a star, not a planet.

A. is　　 B. was　　 C. will be　　 D. be

八年级英语单选题中等难度题查看答案及解析

Scientists believe that in the future there ______ a planet for humans to live on.

A. is　　 B. will be　　 C. is going to have　　 D. won’t have

八年级英语单选题中等难度题查看答案及解析