B3Unit-4-Astronomy语言点-学案及答案.docVIP

高一英语必修3 Unit 4 Astronomy: the science of the stars—Reading Language Points学案 主编：苑颖 审核： 编号：3402 班级：______ 姓名：________ 使用日期：_______ 【学习目标】：1. To learn some useful words and expressions in the text. 2. To learn some important and difficult sentence patterns in the text. 【Teaching procedures】 一、【课前预习】 I. Write and Read . 1. ___________? ?太阳系 2. _____________________? 普遍为人们所接受的理论3. ______________及时；终于 4._____________________????地球的大气层5. _________________________________________对生命的发展起关键作用6. _______________________?? 一系列的反应 7. _____________??下蛋 8. ___________________??生产；分娩?9. _____________ 轮到某人， 接着 10._______________________ 防止/阻止…做… II.【复杂句子分析】 Analyze the following difficult sentences in the text. 1．What it was to become was uncertain until between 4. 5 and 3. 8 billion years ago when the dust settled into a solid globe. 句式分析：这是一个__________（A.简单句 B 复合句）。 ________引导主语从句，在从句中作________。what引导的名词性从句除了作主语外，还可以作宾语、表语等。 自主翻译：________________________________________________________________________________ 。 2．The earth became so violent that it was not clear whether the shape would last or not. 句式分析：这是一个__________（A.简单句 B 复合句）。此处为连词___________引导的结果状语从句，其中从句中的_______为形式主语，连词_____________引导的从句为真正的主语。 自主翻译：___________________________________________________________________________ . 3．So whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved. 句式分析：这是一个__________（A.简单句 B 复合句）。第一个whether引导___________；第二个whether引导 ______________。 自主翻译：_______________________________________________________________________________。 二．【课堂探究】Language points –Exploring Learning violent adj. 猛烈的；激烈的；强暴的→_________ n. 暴力；暴行；激情→________adv. 猛烈地 [语境感悟](1)(教材P25)The earth became so violent that it was not clear whether the shape would last or not. [即时跟踪] [即时跟踪]　用violent的适当形式填空/完成句子. Larry was in __________ pain. As a result，he behaved _________ and treated everything with _____