Unit 4
?重点单词
Ⅰ.根据汉语意思,写出相应的英文单词
1.行星 ?
2.拥挤的 ?
3.被污染的 ?
4.快的,迅速的 ?
5.增加 ?
6.乘客 ?
7.使人不舒服的;不舒适的 ?
8.味道好的 ?
9.专门地,特地 ?
10.飘浮 ?
11.比较 ?
12.网络 ?
13.挑战性的 ?
14.快地,迅速地 ?
15.知道,意识到 ?
16.围绕;将……圈起来 ?
17.n.一致,同意 ?
18.距离;远处 ?
19.可能性 ?
20.外星人 ?
21.疑惑,疑问 ?
22.外来者,陌生人 ?
23.百分率;百分数 ?
24.劣势,缺点,不利条件 ?
25.风险,危险 ?
26.[复]商品,货品 ?
27.电子的 ?
28.娱乐 ?
Ⅱ.根据要求写出下列单词的变化形式
1.dry (adj.)?
2.sleep (adj.困倦的)?
3.crowd (adj.)?
4.pollute (adj.)?
(n.)?
5.special (adv.)?
6.comfortable (反义词)?
7.challenge (adj.)?
8.agree (n.)?
(反义词)?
9.possible (adv.)?
(n.)?
10.entertain (n.)?
?重点短语
根据汉语意思,写出相应的英文短语
1.干粮 ?
2.睡袋 ?
3.再;重新 ?
4.以……速度行驶 ?
5.以……的形式 ?
6.随着……的发展 ?
7.到2100年为止 ?
8.与……相比 ?
9.A和B之间的距离 ?
10.大量的 ?
11.专门设计来做某事 ?
12.把A连接到B ?
13.与……相似 ?
14.开展;执行 ?
15.……的优势 ?
16.以……开始 ?
17.意见一致 ?
18.……的可能性 ?
19.毕竟 ?
20.公共交通系统 ?
21.记英语日记 ?
22.考虑做某事 ?
23.想要做某事 ?
24.意识到 ?
25.毫无疑问 ?
26.对某人/物有害 ?
27.值得冒险 ?
28.远离地球 ?
29.收到……的来信 ?
?重点句型
根据汉语意思完成句子,每空一词
1.人们有望能够在火星上重新开始,建设一个更好的世界。
It is hoped that people could and build a better world on Mars.?
2.此处描述的是那里的生活可能会是什么样子的。
Here is could be .?
3.目前,我们的宇宙飞船太慢了,无法运送大批的乘客去火星——因为要花几个月的时间。
,our spacecraft are large numbers of passengers to Mars—it would take months.?
4.随着技术的发展,到2100年,乘坐以光速飞行的宇宙飞船,行程或许只要大约20分钟!
of technology,by the year 2100,the journey might only about 20 minutes in spacecraft that travel of light!?
5.食物很可能会以药片的形式存在,而且味道没那么可口。
Food would most probably be of pills and would not be .?
6.火星上的重力大约只有地球上的八分之三。
The on Mars is only about of on the Earth.?
7.与地球上的生活相比,火星上的生活在有些方面要更好些。
on the Earth,life on Mars would be better .?
8.每个学生家里都有一台与星际网络连接的电脑。
Every student would have at home an interplanetary network.?
9.火星上的生活,不仅有挑战性,而且还很有趣。
Life on Mars would be interesting .?
◆课文缩写
根据短文内容及所给提示填空
Our planet is becoming worse because of the 1.(rapidly) increase in population.Some people believe that 2.h could live on Mars by the year 2100.?
Now it would take months for people to get to Mars.With the development of technology,people would 3.s about 20 minutes getting to Mars in spacecraft that could travel at the speed of light.However,some people might feel ill during the journey because the speed is too 4.f .?
Humans cannot survive 5.w water,oxygen or food.So far,nobody knows whether plants could grow on Mars,so we would have to eat food in the form of pills.It would not be as 6.(taste) as that on the Earth.?
As we all know,it is hard for people to walk on Mars because of 7.l gravity.People would have to wear special boots to prevent themselves from 8. (漂浮) off into space.?
Life on Mars would be better in some ways.People would have more space.They could also have more time to relax because robots would do most of the work.Students wouldn’t have to go to school.An interplanetary 9. (网络) would allow them to study at online schools with “e?teachers”.?
Don’t you think life on Mars would be interesting as well as 10. (challenge)??
参考答案
Unit 4
?重点单词
Ⅰ.1.planet 2.crowded 3.polluted 4.rapid 5.increase
6.passenger 7.uncomfortable 8.tasty 9.specially 10.float 11.compare 12.network 13.challenging 14.rapidly 15.aware 16.circle 17.agreement 18.distance 19.possibility 20.alien 21.doubt 22.stranger 23.percentage 24.disadvantage 25.risk
26.goods 27.electronic 28.entertainment
Ⅱ.1.dried 2.sleepy 3.crowded 4.polluted;pollution 5.specially 6.uncomfortable 7.challenging
8.agreement;disagree 9.possibly;possibility
10.entertainment
?重点短语
1.dried food 2.sleeping bag(s) 3.(all) over again 4.at a/the speed of 5.in the form of 6.with the development of
7.by the year 2100 8.compare to/with 9.the distance between A and B 10.a large number of/large numbers of 11.be specially designed to do sth 12.connect A to B
13.be similar to 14.carry out 15.advantages of... 16.start/begin with 17.in agreement 18.the possibility of
19.after all 20.public transport system 21.keep an English diary 22.think about/consider doing sth 23.feel like doing sth 24.be aware of 25.be in no doubt 26.do harm to sb/sth=be harmful to sb/sth=harm sb/sth 27.be worth the risk/taking the risk 28.move away from the Earth
29.hear from
?重点句型
1.start all over again 2.what life there;like 3.At present;too slow to carry 4.With the development;take;at the speed
5.in the form;so tasty 6.gravity;three?eighths;that 7.Compared with life;in some ways 8.a computer;connected with 9.as well as challenging
◆课文缩写
1.rapid 2.humans 3.spend 4.fast 5.without 6.tasty
7.low 8.floating 9.network 10.challenging