Unit 4 Task
一、翻译下列词组
1. 一本关于生活在火星上的指南 2.一种很受欢迎的娱乐形式
3.低重力篮球赛 4. 无污染车辆
二、根据汉语提示完成句子
1. Mr. Wang bought a (激光) printer yesterday.
2. My (电子的) dictionary is broken.
3. A cinema is a place of (娱乐).
4. The mobile phone is (便宜的) enough for me to buy.
5. Have you ever watched a (低重力的) basketball match before?
三、短文填空
Is there life on Mars? We still do not know. According to scientific data, we are s 1 that
people cannot live on Mars. Earth people need much oxygen to breathe, but there is almost no oxygen
on Mars.
Living on Mars would be l 2 living on a very high mountain. There would be little air.
It might be 50 a 3 zero at noon and 100 below zero at night.
Many people u 4 to think there could be plants on Mars. We now know that Mars has very
little carbon. Carbon is a kind of material found in all p 5 and animals on Earth.
Through a telescope, Mars l 6 red. In some places, it seems grey. At times, the grey colour
t 7 grey-green, then brown, and then grey again. People once thought this suggested that plant
life changed c 8 with seasons.
Today we know that the red colour c 9 from a fine dust of iron on the planet. Scientists
are still working to e 10 the changing colours. Will man go to Mars one day? If they do, they
will have to take along their own oxygen, food, clothes, and something to sleep in.
1. 2. 3. 4. 5.
6. 7. 8. 9. 10.
参考答案：
一、词组 1. a guide to living on Mars 2. a popular form of entertainment
3. low-gravity basketball games 4. Traffic with no air pollution
二、根据汉语提示完成句子
1. laser 2. electronic 3. entertainment 4. cheap 5. low-gravity
三、短文填空
1. sure 2. like 3. above 4. used 5. plants
6. looks 7. turns 8. colour 9. comes 10. explain
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