Unit 4 Life on Mars知识点清单
Comic strip & Welcome to the unit
1.Me neither/ either. = Neither have I. 我也没有。
2.How do you like life on Mars
= What do you think of life on Mars 你认为火星的生活怎么样?
3.I can’t get to my food. get to = reach 我够不到我的食物。
4.dried food 干粮
5.power pack 电源包
6.sleeping bag 睡袋
7.What would it be like to live on Mars 生活在火星上会怎么样?
Reading
8.by the year 2100 到2100年
9.become more and more crowded and polluted 变得越来越拥挤和脏
10.the rapid increase in… 某方面的迅速增长
increase rapidly 迅速增长
11.start all over again 重新开始
12.built a better world on Mars 在火星上建设一个更好的世界。
13.It is hoped that … …可以指望,指说话者希望如此。
14.large numbers of = a large number of 大量的
15.with the development of technology 随着技术的发展
16.travel at the speed of light 以光速飞行
17.feel ill/sick 感觉不舒服
18.in the form of pills 以药片的形式
19.prevent themselves from floating off into space 阻止他们自己飞进太空
pare…with\to… 把…与…比较
21.live in houses with huge comfortable rooms 居住在有大而舒适的房间里
22.a computer connected to an interplanetary network 跟星际网络相连的一台电脑
23.study at online schools with “e-teachers” 在网校跟电子老师学习
句子理解:
24.Here is what life there could be like. 这里描述的是火星上的生活可能的什么样子。
25.Humans cannot survive without water, oxygen or food. 没有水、氧气或食物,人类就不能生存。
26.Food would most probably be in the form of pills and would not be so tasty.
食物很大可能会以药片的形式存在,而且味道没那么可口。
27.The gravity on Mars is only about three-eighths of that on the Earth.火星上的重力大约只有地球的八分之三。
pared with life on the Earth, life on Mars would be better in some ways.
与地球上的生活相比,火星上的生活在有些方面要好些。(过去分词作状语)
29.We carefully compared the results of the two experiments. 我们仔细地对比了两次试验的结果。
30.Life on Mars would be interesting as well as challenging. 火星上的生活,不仅有挑战性,还很有趣。
Grammar
31.because of the low gravity=because the gravity is low 因为重力低
32.be aware of= know, realize 知道,意识到
33.circle around the Sun once 环绕太阳一次
34.be in agreement with=agree with/about 达成一致意见
35.the possibility of (doing) sth (做)….的可能性
36.The strangers doubt whether … 外来者/陌生人怀疑是否…
37.Many people are in no doubt that …. 很多人对…没有丝毫怀疑。 There is no doubt that … 毫无疑问…
We never doubt that …
Have you doubted that …
38.thinner/thicker air 更稀薄/更浓厚的空气
句子理解:
39.Are you aware how far Mars is away from the Sun
=Are you aware of the distance between Mars and the Sun 你知道火星离地球多远吗?
40.Mars is about 142,000,000 miles (away) from the Sun. 火星离太阳有142,000,000英里远。
41.Are scientists in agreement that living on Mars would be possible for humans in the future
42.=Do scientists agree about / with the possibility of living on Mars for humans in the future
科学家们同意未来人类有可能生活在火星上吗?
43.I wonder about the number of people (who would like to move to Mars).
我对(想要搬到火星去的)人数感到难以置信。
44.Life on Mars would be different from that on the Earth 火星上的生活与地球上的不一样。
45.Mars is a planet (that has an environment similar to that of the Earth).
火星是一个(有着跟地球相似环境的)行星。
Integrated skills
46.carry out a survey=carry a survey out, carry it out 开展/执行一个调查
47.start/begin with a discussion 以一场讨论开始
48.I’m not sure if it is worth the risk. 我不确信是否值得冒险。
49.after all 毕竟
句子理解:
50.The percentage of the students (who would like to move away from the Earth) is 50%.
=Fifty percent of the students would like to move away from the Earth.
想要搬离地球的学生百分率是50%。
Task
51.a guide to living on Mars in the future. 未来居住在火星上的指南
52.get M$10 for every¥1. = Every ¥1 is worth M$10. 火星上10元值人民币1元。
53.electronic games 电子游戏
54.a very popular form of entertainment 一种很受欢迎的娱乐方式
55.feel like doing sth./从句 想要;感觉好像
56.the public transport system 公共交通系统
57.produce no air pollution 不产生空气污染
58.Goods from the Earth are hard to find. 地球上的商品难以找到。