请用微信扫描当前图片获取下载验证码
×
![Unit 4 Astronomy-Reading[课件] 人教版必修三第2页](https://edu-imgs.oss-cn-hangzhou.aliyuncs.com/source_img/2019/07/12/c752080c280b8ce08b9dbe14d0f495a0.jpg)
Read paragraph 1, and answer the following questions. 1.How did water come into being on the earth? 2. What is the significance of the presence of water on the earth?
The explosion of the earth produced water vapour, which turned into water when the earth cooled down.
It allowed the earth to dissolve harmful gases into oceans and seas.
Reading-II----skimming (3m)
自主学习
-
相关课件下载
- 1Unit 4 Astronomy-Reading comprehension[课件] 人教版必修三
- 2Unit 4 Astronomy-Warming up & reading[课件] 人教版必修三
- 32016-2017学年 人教版 必修三 Unit 4 Astronomy ：the science of the stars Reading 课件 (4)
- 42016-2017学年 人教版 必修三 Unit 4 Astronomy ：the science of the stars Reading 课件 (3)
- 52016-2017学年 人教版 必修三 Unit 4 Astronomy ：the science of the stars Reading 课件 (2)
- 62016-2017学年 人教版 必修三 Unit 4 Astronomy ：the science of the stars Reading 课件 (1)
- 72016-2017学年 人教版 必修三 Unit 4 Astronomy ：the science of the stars Reading 课件 (6)
- 82016-2017学年 人教版 必修三 Unit 4 Astronomy ：the science of the stars Reading 课件 (8)
- 92016-2017学年 人教版 必修三 Unit 4 Astronomy ：the science of the stars Reading 课件 (11)