Unit 7 Natural Disasters（考点串讲+精练）-【中职专用】高二英语上学期期末考点大串讲（高教版2021·基础模块3）

Unit 7 Natural Disasters 一、教材知识梳理 1. 单元重点词组总结 1. thunder and lightning雷电交加     2. weather forecast天气预报  3. greenhouse effect温室效应   4. global warming全球变暖  5. right away立刻；马上   6. calm down平静下来  7. burst out爆发   8. burst into突然……  9. in ruins废墟     10. dig out挖掘  11. give out分发；发出 12. prepare for为……做准备  13. instead of代替；不是     14. at an end完结，结束  15. a great number of大量的     16. be shocked at对……感到震惊  17. take shelter from躲避     18. break down垮掉  19. crowd in涌入    20. blow down吹倒 2.单元重点句型总结 （1）谈论个人观点和态度： I thought you were going to Thailand this morning. That’s terrible. That’s certainly true. Well, it’s lucky that people have decided to make a change. Yes. It’s what we should do right now. And the most important thing is how we can have more people join us. I agree with you. （2）自然灾害的影响： The earthquake may destroy the city and cause great damages. Moreover, earthquakes may also cause tsunamis or mudslides. The drought may lead to a reduction in grain production. Floods may destroy homes. Sandstorms can cause traffic accidents or flight delays. （3）自然灾害产生的原因： Sandstorms are caused naturally by strong winds blowing over loose soil or sand. Smog is partly caused by the gases from heavy industry and vehicles. 2. 单元语法总结 一、表语从句的连接词 1.从属连词that引导的表语从句 The trouble is that I have lost his address. 麻烦的是我把他的地址弄丢了。 The fact is that he doesn’t really try. 事实是他没有做真正的努力。 2.从属连词whether引导的表语从句 The question is whether we can catch the early bus. 问题在于我们是否能赶上早班车。 What they want to know is whether he is capable of holding that important post. 他们想知道的是他是否有能力保住那一重要职位。 3.连接代词和连接副词引导的表语从句 This is what we want. 这正是我们所需要的。 The problem is who can complete the difficult task. 问题是谁能完成这项困难的任务。 That is why she had a day off yesterday. 这就是她昨天请一天假的原因。 The problem is where we should stay. 问题是我们应该呆在哪里。 【提示】 ①That’s because ...意为“这是因为……”，强调原因。 That’s because he didn’t understand me. 那是因为他没有理解我。 ②That’s why ...意为“这是为什么……”，强调结果。 That’s why he got angry with me. 那正是他对我生气的原因。 ③The reason （why ...）is that ...意为