1、1Unit 4 Astronomy: the science of the stars一、刷黑板 词 汇 全 听 写 先 过 识 记 默 写 关 .阅读词汇(英译汉)第一屏听写1astronomy n 天文学2astronomer n. 天文学家3solar adj. 太阳的；日光的4billion pron. people are still looking for other possible solutions.4幸运的是，有一些现成的关键原则你可以遵循。(exist)Fortunately, there_exist some key principles you can follow.
2、二、过短语、句式 学 通 学 活 靓 人 一 眼1in time 及时；终于高考佳句 As a proverb goes, “Where theres a will, theres a way.” Our efforts will pay off in time.(2014山东高考写作)正如一句谚语所说， “有志者，事竟成” ，我们的努力迟早会有所回报。(1)in time for . 刚好赶上in time to do sth. 及时做某事(2)in no time 立刻；马上at no time 决不(放在句首时，句子用部分倒装)at a time 每次；一次at one time 曾经；
3、一度at the same time 同时at times 有时；偶尔from time to time 有时；偶尔(3)take ones time 别着急；慢慢来kill time 消磨时间多角练透 单句语法填空The car came to a halt just in time to_prevent (prevent) an accident.All these gifts must be mailed immediately so as to be received in time 10for Christmas. 补全句子Many people are at the same st
4、art, but seldom do they arrive at the ending point at_the_same_time.许多人起点相同，但他们很少同时到达终点。At no time did_they_actually_break_the_rules_of_the_game. It was unfair to punish them.他们实际并未违反比赛规则，惩罚他们是不公平的。2in ones turn 轮到某人；接着教材原句 Thus they have, in their turn, become the most important animals on the plan
5、et.于是，他们接着成了这个行星上最重要的动物。in turn 依次；轮流；反之；相应地by turns 轮流；交替地take turns to do sth. 轮流做某事It is ones turn to do sth. 轮到某人做某事It turns/turned out that . 结果多角练透 单句语法填空They had to take turns to_look (look) after the patients.Now that we have finished designing, the company, in its turn, should do the constr
6、ucting work.I think its my turn to_drive (drive) the kids to school this week. 补全句子People try to avoid public transportation delays by using their own cars, and this in_turn_creates_more_problems.人们使用自己的小汽车避免公共交通延误，反过来，这将造成更多的问题。3cheer up 感到高兴；感到振奋；(使)高兴；(使)振奋教材原句 I cheered up immediately and floated weightlessly around in our spaceship cabin watching the earth become smaller and the moon larger.我立刻感到很高兴，由于失重我在太空舱里飘来飘去，我望着(身后的)地球越来越小，而(前方的)月球越来越大。(1)cheer sb. up 使某人振作起来cheer sb. on (比赛中)为某人喝彩；为某人加油
