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1、,.读单词 积累词汇 1.system n.系统;体系;制度 2.atmosphere n.大气层;气氛 3.unlike prep.不同;不像 4.fundamental adj.基本的,基础的 5.gravity n.万有引力 6.climate n.气候 7.crash vi.强暴的 violence n.暴力 violently adv.猛烈地,12.puzzle n.谜;难题vt.生物学的,1.chain n.连锁店;连锁集团 e.g.a large supermarket chain一家大型连锁超市 2.multiply v.繁殖;滋生 e.g.These creatures ca
2、n multiply quickly.这些动物能迅速繁殖。 3.exhaust v.详尽地讨论;详尽无遗地论述 e.g.I think weve just about exhausted that subject. 我认为我们对那一问题已差不多是言无不尽了。,unlike一词中,un-为前缀,常加在形容词、副词、分词、 动词和名词之前。一者表示否定意义,二者可以表示相反的动作。课标词汇中含有该前缀的还有:unable,unbearable,unbelievable,uncertain,unfortable,unconditional,unconscious,uncover,undo,undou
3、btedly,uneasy,unemployed,unexpected,unfair,unfit,unfortunate,unhappy,unhealthy,unknown,unlikely,unnecessary,unpleasant,unrest,unusual,unwilling等。,.背短语 活学活用 1.cheer up 感到高兴 2.now that 既然 3.break out 突发;爆发 4.give birth to 产生;分娩 5.lay eggs 下蛋 6.prevent.from. 阻止;制止 7.watch out 当心;密切注视 8.get the hang of
4、熟悉;掌握 9.block out 挡住(光线) 10.in ones turn 轮到某人;接着,.赏佳句 思维提优 1.What it was to bee was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe.(教材原句,P25) 2.The earth became so violent that it was not clear whether the shape would last or not.(教材原句,P25) 3.This prod
5、uced a chain reaction,which made it possible for life to develop.(教材原句,P26) 4.We are too far from the earth now to feel its pull.(教材原句,P30) 5.But when I tried to step forward,I found I was carried twice as far as on the earth and fell over.(教材原句,P31) 6.walking does need a bit of practice now that gr
6、avity has changed.(教材原句,P31),6,1,2,3,4,5,1.layvt.put (sth/sb) in a certain position or on a surface 放置;安放;搁 spread sth (on sth);cover or coat sth with sth 摊开,涂,敷 put (sth) in the correct position for a particular purpose铺,铺设,铺放 (of birds,insects,etc.) produce (eggs) (指鸟、虫等)产(卵) They produced young g
7、enerally by laying eggs.(教材原句,P26) 它们一般是通过孵蛋而繁衍后代的。 I laid my book aside,turned off the light and went to sleep. 我把书放在一边,关了灯睡觉。,6,1,2,3,4,5,注意下列词形变化: laylaidlaidlaying放置;产卵 lielaylainlying躺;位于 lieliedliedlying撒谎,即境活用完成句子 That factory laid off 1,000 workers. 那家工厂解雇了1,000多名工人。 My canary has laid an eg
8、g. 我的金丝雀生了一个蛋。 My job is to lay out the text and graphics on the page. 我的工作是设计页面上的正文和图表。,6,1,2,3,4,5,2.existvi.to be real;to happen or be present in a particular situation or place存在;生存 They laid eggs too and existed on the earth for more than 140 million years.(教材原句,P26) 它们也下蛋,在地球上生存了一亿四千多万年。 New p
9、anies e into existence every year. 每年都有新的公司开业。,6,1,2,3,4,5,6,1,2,3,4,5,即境活用完成句子 They cant exist on the money hes earning. 他们靠他挣的那点钱无法维持生活。 There exists a good way to solve the existing problem in geography. 有一个解决现存地理问题的好办法。 As is known to us,China came into existence as an independent country in 194
10、9. 众所周知,在1949年中国以一个独立的国家存在了。 In my view,new architectural styles can exist perfectly well alongside an older style.(2014安徽卷) 在我看来,新的建筑风格可以和旧的风格和谐共存。,6,1,2,3,4,5,3.pulln.牵引力 As the rocket rose into the air,we were pushed back into our seats because we were trying to escape the pull of the earths grav
11、ity.(教材原句,P30) 随着火箭的升空,由于我们在努力挣脱地球的引力,我们被向后推在座位上。,6,1,2,3,4,5,6,1,2,3,4,5,即境活用完成句子 The doctor said I was not going to pull through.(北师大2) 医生说,我将无法康复了。 The tides depend on the pull of the moon. 潮汐是月亮引力作用的结果。 The cinema she used to visit had been pulled down. 她常去的那家电影院已经被拆除了。 After the shock of their
12、electoral defeat,the party really began to pull together. 该党在受到选举失败的打击之后,才真正地开始团结起来。,6,1,2,3,4,5,4.in time They were in time to produce carbon,nitrogen,water vapour and other gases,which were to make the earths atmosphere.(教材原句,P25) 最终产生了碳、氮气、水蒸气和其他多种气体,从而形成了地球的大气层。,6,1,2,3,4,5,6,1,2,3,4,5,6,1,2,3,4
13、,5,即境活用完成句子 These days,Roy and I see each other from time to time,but were no longer close.(外研3) 近些天来,罗伊和我时常见面,但是不再像以前那样亲密了。 Dont try to do everything at once;take it a bit at a time. 不要什么事情都一块儿干,要一次做一点儿。 Will I be in time for the train/to catch the train? 我赶得上那趟火车吗? My flight was delayed,so I kille
14、d time reading a book. 我的班机误点了,我只好看书消磨时间。,6,1,2,3,4,5,5.prevent.from. 防止某事发生 They are putting too much carbon dioxide into the atmosphere,which prevents heat from escaping from the earth into space.(教材原句,P26) 他们把过多的二氧化碳释放到大气层中,这使得地球上的热不能释放到太空中去。,6,1,2,3,4,5,即境活用完成句子 Dangerous areas did not prevent h
15、im from continuing his search.(2014江西卷) 危险区域并没有阻止他继续调查研究。 Cant you stop your son from getting into trouble? 你能不能制止你儿子别惹上麻烦? You need warm clothes to protect you against the cold. 你需要穿暖些以免着凉。,6,1,2,3,4,5,6.break out 突发;爆发 We watched,amazed as fire broke out on the outside of the spaceship as the eart
16、hs gravity increased.(教材原句,P31) 我们惊奇地看着,随着地球的引力增加,宇宙飞船的外层燃烧起火。,6,1,2,3,4,5,即境活用用介副词填空 He broke the bar of chocolate into two (pieces). 他把巧克力掰成了两半。 The prisoner broke away from his guards. 囚犯从看守者手中逃脱了。 The telephone system has broken down. 电话系统失灵了。 Rioting broke out between rival groups of fans. 双方球迷之间发生了骚乱。 Its the last week before they break up,and theyre doing all kinds
