记牢固定短语 多积常用词块 1.according_to 　　　　　　　根据

2.in__time 及时；终于

3.cool_down 冷却下来；变凉

4.be_fundamental_to 对......(来说)是基本的

5.lay_eggs 下蛋

6.give_birth_to 产生；分娩

7.in_one's_turn 轮到某人；接着

8.prevent_...from_... 阻止；制止 1.solar system　　　　　　　太阳系

2.begin with 从......开始；起源于

3.in all directions 朝四面八方

4.a cloud of dust 一团尘埃

5.a chain reaction 连锁反应

6.as well as 也；还；与......一样好

7.as a result of 由于......结果

8.depend on 取决于；依靠 　　三、这样记句式

先背熟 再悟通 后仿用 1.What it was to become was uncertain until between 4.5 and 3.8 billion years ago ...

随后它变成什么没人确定，直到45～38亿年前...... what引导主语从句并在从句中作主语。 What_I_want_to_say is that I have already been a volunteer for the 13th National Games.(2017·天津高考书面表达)

我想说的是我已经成为第十三届全运会的志愿者。 2.The earth became so violent that it was not clear whether the shape would last or not.

地球(开始)变得如此激烈动荡，以至于不知道这个固体形状是否会继续存在下去。 so ...that ..."如此......以至于......"，引导结果状语从句。 He worked so_hard_that he made great progress.

他学习如此努力以至于他取得了巨大进步。 3.This produced a chain reaction, which made it possible for life to develop.

这就产生了一个连锁反应，使生命的发展成为可能。 "make＋宾语＋宾语补足语"复合结构。 George made_it_clear_that he disagreed.

乔治明确表示他不同意。