山东省平邑县曾子学校高中英语必修三导学案：UNIT4 ASTRONOMY THE SCIENCE OF THE STARS PERIOD2 .doc

1、Book3 Unit4 Period2编写：李慧学习目标：1.熟记和使用本节词组或句型 2. 拓展所列相关短语 自主合作探究：1The earth became so_violent_that it was not clear whether the shape would last or not.(P25)地球(开始)变得激烈动荡，不知道这个固体形状是否会继续存在下去。句子中的that引导的是结果状语从句，和so构成固定搭配：so.that.。There is so little water in the bottle that the crow cant drink it.瓶里的水太少了以

2、至于乌鸦喝不到。Its such bad weather that we cant go out. 天气太糟了，我们不能出去。归纳拓展：回顾“如此以至于”的句型结构：so_ such_小试牛刀：She is so beautiful a girl that all the boys of our class like her. She is so _ that all the boys of our class like her.她是一个如此好心的女孩，以至于她会帮助你。 She is such _ _ _ that she can help you.2in time及时，终于They wer

3、e in time to produce carbon，nitrogen，water vapour and other gases，which were to make the earths atmosphere.(P25) 最终它们产生了碳、 氮气、水蒸气和其他气体，从而形成了地球的大气层。If you have questions，youd better solve them in time.译： 归纳拓展：on time准时；按时 at a time一次；每次 at one time曾经；一度；同时at times有时；偶尔 at no time决不 in no time马上；立刻小试牛

4、刀： 用time短语填空I feel him a little stubborn_ _.William arrived at the theatre just_ _for the play was to be on.Hurry up！The concert will begin_ _._ will I give in to the difficulty.3unlike prep.& adj.不同，不像，相异Water had also appeared on other planets like Mars but，unlike the earth，it had disappeared late

5、r.(P26) 在火星等其他行星上都出现了水，但和地球不同的是，这些水后来消失了。归纳拓展： Its unlike sb.to do sth.做某事不像某人平常的样子unlikely adj.不大可能发生的 sb./sth.be likely to do sth.可能=It is likely that.句型like v.喜欢 (like to do / doing) prep.像 dislike ：不喜欢 unlike 不像 likely adj.可能的Its very unlike him to leave without saying a word. 译： 小试牛刀： 用unlikely

6、/likely/unlike/like填空They are so_ that nobody believes they are sisters.Since their parents strongly disagree，they are_ _to marry.He is more_ _his mother than his father.4fundamental adj.根本的；基本的；基础的；必不可少的It was not immediately obvious that water was to be fundamental to the development of life.(P26)

7、 水对于生命的发展会起到关键作用这一点并没有立即明朗化。归纳拓展： be fundamental to.是的基础；对必不可少 fundamentally adv.根本上；完全地小试牛刀 用fundamental的适当形式填空Soil is_to the growth of the plants.What he did is_different from what he said.5This produced a chain reaction，which made it possible for life to develop.(P26)这就产生了一种连锁反应，使得生命的发展成为可能。 Geor

8、ge made it clear that he disagreed.乔治表示得很清楚了，他不同意。I felt it my duty to change all that. 我认为改变这一切是我的责任。I find it hard to remember these words in a short time. 我发现在短时间内记住这些词很难自我探究：vt.itadj./n.to do/doing/that从句。其中，it是_宾语，真正的宾语是_，it后的形容词或名词作宾语补足语。常用此结构的动词有think，find，consider，feel，make，take等。I felt it m

9、y duty to change all that. 译： 小试牛刀：我认为过量喝酒对你的身体有害。_ _to your health to drink too much.我们每天晚饭后散步已成习惯了。We _ _to walk after supper.达标练习:I.按要求完成句子1. 天气如此之好，我想去海滩。 that I want to go to the beach.。2. Hes likely to arrive a bit late. 译： _ 4. 他们曾经是好朋友，但现在他们关系不好。 ，but now they are in poor relationship. 版权所有：高考资源网()