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1、Unit 4: Astronomy: the science of the stars,system: 教育系统: 太阳系： 铁路系统：,education system,solar system,railway system,_n天文学 _n 天文学家,_n宗教；宗教信仰 _adj 信仰宗教的 _n原子 _ adj 原子的 _n球体；地球仪 _adj 全球的,astronomy,astronomer,religion,religious,atom,atomic,globe,global,violent adj.猛烈的；激烈的；强暴的,_ n.猛烈，暴力(行为) _ adv. 猛烈地,viol
2、ence,violently,When he got drunk, he became _. Whatever happens, we will never use_. The class were frightened by his _(激烈的语言).,violence,violent,violent language,1). The solodiers were just in time for the rescue. 2). You will succeed in time as long as you dont give up. 3). She will be back in time
3、 to prepare dinner.,及时；正好,迟早；终于,及时,区别in time 与on time in time:_ on time:_,及时；正好; 迟早；终于,准时；按时,The train arrived _.,on time,in time 来得及;总有一天，迟早 in no time 立即，立刻 at one time 曾经，一度 at times 有时，偶尔 on time 按时，准时,1)_, I lost heart in English learning，but my teacher often said to me，“Keep on studying hard，a
4、nd youll succeed_.” AAt a time；in time BAt a time；on time CAt one time；in time DAt one time；on time,C,_与.不同； 不像 _像；如 _可能的； _不太可能的,unlike,like,likely,unlikely,Its _ him to be late; he is usually on time. Mary, _(不像她的父母), want to live in the cities. Someone who lacks staying power and confidence _(不可能
5、)make a good researcher. _(.是有可能的) shell arrive before seven.,unlike,unlike her parents,is unlikely to,Its likely that,重点句型： Its likely that sb/sth. sb/sth be likely to do.,Its likely that you could suffer from bad health if you keep smoking. You are likely to suffer from bad health if you keep somk
6、ing.,很有可能他们会提前完成任务。 Its likely that they will finish the task ahead of time. They are likely to finish the task ahead of time.,伤害；损害n _; 伤害；损害v_; 有害的 adj _,harm,harm,harmful,相关词组: be harmful to: 对.有危害 do harm to: 对.有危害,(1)过量喝酒对你的身体有害。 _your health to drink too much. _your health to drink too much. _
7、your health to drink too much. (2)许多人争辩说考试弊大于利。 A lot of people argue that exams_.,It is harmful to,It does harm to,It harms,do more harm than good,exist: vi 存在；生存 1. We cant exist without food or water. 2. Nothing exists on the moon as there is no water adn no air. 3. Problems also exist in agricul
8、ture. 4. The old man found it difficult to exist on his pension(养老金) alone.,存在于,靠.活下去；靠.生存,加： 减： 乘： 除：,add; plus; and,subtract; minus,multiply,divide,in ones turn: I will, in my turn, clean the window next week. They, in their turn, made some advice for the plan.,轮到某人,接着,in turns 依次；轮流；相应地 take turn
9、s to do sth.轮流做某事 Its ones turn to do sth.轮到某人做某事,轮到你值日了。 你们可以轮流使用电脑。,Its your turn to be on duty.,You can take turns to use the computer.,阻止/制止.的发生：,prevent .( from )doing sth stop.(from) doing sth keep. from doing sth,那场大暴雨使我们没能去那儿。,That heavy rain prevented us (from) going there. That heavy rain
10、stopped us (from) going there. That heavy rain kept us from going there.,【链接训练】 Some policeman should be sent to _ them _ the trees. Aprevent；to cut down Bstop；cutting down Ckeep；to cut down Dkeep；cutting down It seems very difficult _. Ato stop the child to cry Bto prevent the child crying Cto keep
11、 the child crying Dto protect the child from crying,B,B,She _ her eyes _the sun with her hands. 她用手遮住太阳光以保护眼睛。,protected,from,puzzle nC难题，谜 vt.使迷惑 puzzlement n. 困惑 puzzling adj.令人困惑的; puzzled adj.感到困惑的 (1)be in a puzzle 感到困惑= be in puzzlement (2)puzzle sb.使某人迷惑; puzzle about/over 仔细思考，苦思冥想,I have be
12、en _ about this question for weeks now. What _ me was why they didnt take her advice? Its a _ to us why he did that. Her _look on her face suggested she didnt understand what I said. Tina was _ about the _ problem.,puzzling,puzzled,puzzle,puzzled,puzzled,puzzling,block out: The wall blocks out all t
13、he light. Over the years she had tried to block out that part of her life.,遮住；挡住,忘掉；抹去(不愉快的事情),crash: 1). He crashed his car into a wall. 2). He crashed into the other man and both of them landed on the ground. 3). The company crashed with much debts. 4). The computer that we use now are old and slo
14、w, and they often crash. 5). plane crash:,碰撞,撞到,公司倒闭,(计算机)死机,飞机坠落,pull: n 拉力；牵引力； 扯；引力,I gave the door a sharp pull and it opened. He felt a slight pull at his coat.,我猛地拉开了门。,他感觉上衣被轻轻拉了一下。,pull: v 拉； 牵；扯(反义词push),pull in: (进站)停靠；驶向路边(停靠) pull out: 离站 pull up: 停车；停住 pull through: 恢复健康 pull on: 匆忙穿上(衣服),Alice _ her sweater and then went out. Ann is very ill, but with careful nursing she _. A car_ beside me, and I got in.,pulled on,pulled through,pulled up,-en: “使; ” 形容词后加上en变为动词：,lessen: strengthen: lighten: widen: broaden: sharpen: weaken:,减少；减轻,加强；增强；巩固,减轻；减少；使变亮； 变成浅色,变宽；加宽；拓宽,变阔；增长
