内容正文:
Unit 2 We have not found life on any other planets yet.
◆重点词汇及常见搭配
1.__none__ pron. 没有一人;没有一个;一点儿也没有
__none__of…__……当中没有一个
2.__environment__n. 环境
3.__that__pron. 那,那个
4.__solar__adj. 太阳的;与太阳有关的
5.__system__n. 体系;系统
6.__group__n. 群;组
__a__group__of__一群
7.__galaxy__n. 星系
8.__universe__n. 宇宙
__in__the__universe__在宇宙中
9.__light__n. 光;光线;光亮
10.__impossible__adj. (事情)办不到的,不可能的
11.__out__adv. 在远方
12.__communicate__v. 联系;交流
__communicate__with__sb.__和某人交流
◆词形变换
1.__that__pron. 那,那个→__those__pl.
2.__possible__adj.可能的→__impossible__adj.办不到的,不可能的
3.__communicate__v.联系;交流→__communication__n.交流
◆重点短语
1.__on__the__earth__在地球上
2.__hundreds__of__millions__of__数亿的
3.__go__around...__绕着……转
4.__none__of...__一个……都没有
5.__be__called__被叫做
6.__the__solar__system__太阳系
7.__the__Milky__Way__银河系
8.__in__the__universe__在宇宙中
9.__in__space__在太空中
10.__communicate__with__sb.__与某人交流
◆重点句型
1.然而,我们还没有在其他行星上发现生命。
However, we __have__ __not__ __found__ life on any other planets __yet__.
2.地球是一颗行星,它绕着太阳转。
The earth is a planet and it __goes__ __around__ the sun.
3.它们非常遥远,它们的光必须传播多年才能到达我们这里。
They are very far away and their light __has__ __to__ __travel__ for many years to reach us.
4.科学家已将宇宙飞船送往火星拍照。
Scientists __have__ __sent__ spaceships __to__ the planet of Mars to take photos.
5.有没有其他行星的访客来地球?
__Have__ there __been__ visitors to the earth from other planets?
◆教材回扣
Is there life on other 1.__planets__(行星)? There are seven other planets in our 2.__solar__(太阳的)system, but 3.__none__ (没有一个)of them has an 4.__environment__(环境)like that of the earth. Spaceships from the 5.__earth__(地球)have done studies of the other planets, but they have not found any 6.__life__ (生命)there. Why has no one from other planets tried to 7.__communicate__ (联系)with us? It is true that scientists have not 8.__discovered__(发现)life on other planets in the 9.__universe__ (宇宙)yet, but some scientists 10.__believe__(相信)that they will find it some day.
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