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1、Unit 4Astronomy: the science of the stars写得准用得活积得多1.fundamental adj.基本的；基础的2.astronomy n. 天文学3.crash vi.& vt. 碰撞；坠落4.system n. 系统；体系；制度5.theory n. 学说；理论6.atmosphere n. 大气层；气氛7.thus adv. 因此；于是8.pull n&vt. 拉(力)；拖；牵引力9.float vi.&vt. (使)浮动；(使)漂浮n. 漂浮物10.harmful adj.有害的harm n害处 vt.对有害11.violent adj.猛烈的；激
2、烈的；强暴的violence n暴力violently adv.猛烈地；激烈地12.puzzle vt.&vi.(使)迷惑；(使)为难 n谜；难题puzzling adj.令人迷惑的puzzled adj.迷惑不解的13.unlike prep.不同；不像like (反义词)prep.像dislike v& n不喜欢14.exist vi.存在；生存existence n存在15.globe n球体；地球仪；地球global adj.全球性的；全世界的16.religion n宗教；宗教信仰religious adj.宗教的用所给词的适当形式填空1.Unlike (like) most peo
3、ple in the office who come to work by car, I usually come to work by bus.2.We live in a global (globe) village, but this doesnt mean that we all behave in the same way.3.Do you believe the existence of ghosts? Perhaps they only exist in the minds of some people.(exist)4.Last night we had a discussio
4、n, which became more and more violent. Finally we reached an agreement that we will never use violence whatever happens.(violent)5.There was a puzzled look on the little girls face because a puzzling problem puzzled her.(puzzle)6.Playing computer games will not only do harm to your physical health,
5、but it is also harmful to your mental health.So there is no harm in advising you to give it up.(harm)1.与“太空”有关的高频单词集锦astronomy n 天文学astronaut n. 宇航员gravity n. 万有引力satellite n. 卫星orbit n. 轨道spaceship n. 宇宙飞船universe n. 宇宙launch vt. 发射2.各种“碰撞”聚焦crash v 碰撞；坠落bump n&v. 撞；碰撞(声)collide v. 碰撞；相撞collision n
6、. 撞击；碰撞run into 撞上knock into 撞上3.un前缀高频形容词全接触unlike 不像的unable 不能的unacceptable 不能接受的unbelievable 不可相信的uncertain 不确定的unclear 不清楚的uncomfortable 不舒服的unfair 不公平的写得准用得活积得多1.in_time及时；终于2.lay_eggs 下蛋3.give_birth_to 产生；分娩4.in_ones_turn 轮到某人；接着5.watch_out_for 密切注意；当心；提防6.cheer_up 感到高兴；感到振奋7.depend_on 依靠；取决于8
7、.break_out 突发；爆发9.prevent_._from 阻止；制止10.block_out 挡住(光线)11.get_the_hang_of 熟悉；掌握；理解12.now_that 既然选用左栏短语填空1.Do remember to watch_out_for cars while crossing the street.2.Cheer_up! You must believe in yourself and you will get success.3.Please tell me when Mr.Smith is arriving at the train station so
8、 that I can pick him up in_time.4.At last the firefighters put out the fire in the supermarket, which broke_out at ten this morning.5.Youve made me suffer in the past, so now you, in_your_turn,_suffer again！1.表达“小心；当心”的高频短语荟萃watch out (for)小心；当心()look out 当心take care 小心be careful 小心2.“阻止/禁止某人做某事”的多种
9、表达(1)阻止某人做某事prevent sb. from doing sth.stop sb. from doing sth.keep sb. from doing sth.(2)禁止某人做某事prohibit sb. from doing sth.ban sb. from doing sth.forbid sb. from doing sth.背原句记句式会仿用1.This produced a chain reaction, which made it possible for life to develop.这就产生了一系列的反应，使得生命就有可能开始发展了。句中的it是形式宾语，真正的
10、宾语是不定式短语to develop。这个女孩懂三门外语，这使她更容易找到一份好工作。The girl knows three foreign languages, which makes_it_easier_for_her_to_find a good job.2.But when I tried to step forward, I found I was carried twice as far as on the earth and fell over.而当我试着向前迈步时，我发觉我被送出去很远，步子的跨度竟是在地球上的两倍，因而我摔倒了。“.倍数as形容词/副词原级as .”是倍数表
11、达法之一，意为“是的多少倍”。杰西卡付出的是以前三倍的时间和精力，所以我相信她这次能成功。Jessica devoted three_times_as_much_time_and_energy_as she did before, so I believe she will succeed this time.3.“Oh, dear，” I cried, “walking does need a bit of practice now that gravity has changed.”“天哪，”我大声说，“既然重力改变了，看来走路也的确需要练一练了。”now that “既然；由于”，引导原
12、因状语从句，有时that可以省略。既然它对我们的好处如此多，为什么不试一试呢？Now_that_it_benefits_us so much, why not have a try？1harmful adj.有害的经典例句Experts point out that fruit juices can be harmful to childrens teeth.(牛津P803)专家指出果汁可能损害儿童的牙齿。Some boys are too crazy about playing games on the computer, which is very harmful (harm) to th
13、eir health.有些男生对玩电脑游戏简直到了痴迷的程度，这对他们的健康非常有害。These days, breaking traffic rules and littering are not uncommon, causing/doing_serious_harm_to_life and the environment. (2013安徽高考书面表达)这些天，违反交通规则和乱扔垃圾的现象很常见，对生活和环境造成了严重的破坏。If you want to solve the problem in this way, there_is_no_harm_in_calling_him.如果你想以
14、这种方式来解决问题，你不妨给他打个电话。2exist vi.存在；生存教材原句They laid eggs too and existed on the earth for more than 140 million years.它们也生蛋，在地球上生存了一亿四千多万年。(1)exist in存在于之中exist on 靠为生There exists . 某地有；存在(2)existence n. 存在；生存come into existence 产生；成立；开始存在There_exists a generation gap between the young and the old.青年人和老年人之间存在着代沟。You cant imagine what difficulty they have existing on the money hes earning.你无法想象他们靠他挣的那点钱维持生活是多么的困难。Scientists have many theories about how the universe first came into existence (exist)关于一开始宇宙是如何产生的，科学家们有多种观点。名师指津exist是不及物动词，没有被动语态，也不用于进行时态。3puzzle vt.使迷惑；使为难 n谜；难题；(游戏的)猜谜教材原句
