必修三unit4归纳

1、20122013学年度襄阳一中高三英语组一轮复习学案（单元检测） 2012-12-20高三第一轮复习 必修3 unit 4重点短语1. take by violence 强夺do violence to 对行凶2. in time 及时；终于on time 准时in no time 立刻；马上all the time 一直ahead of time 提前at a time 每次，一次at times 有时；时常from time to time 有时；偶尔kill time 消磨时间keep time 走得准（钟表）at no time 绝不（置句首要倒装）under no circumsta

2、nces 绝不 At no time will smoking be permitted here.3. be harmful to 对有害do harm to对有害do good to 对有好处4. presence n. 出席；到场；存在in the presence of sb 在某人面前present n. 礼物 v. 赠与 adj. 出席的；到场的；现在的；目前的5. lay eggs 下蛋lay the table 摆桌子give birth to 生产；分娩6. exist vi. （无被动语态，无进行时）exist in 存在于中exist on 靠为生=live onTher

3、e exists 某地有；存在In existence 存在come into existence 产生；成立；开始存在7. in ones turn 轮到某人；接着take turns to do sth 轮流做某事by turns 轮流地at every turn 处处，次次8. prevent from 阻止；制止stop fromkeep from9. puzzle out 苦思冥想 puzzle over/about 绞尽脑汁puzzling adj. 令人迷惑的puzzled adj. 困惑的；感觉迷惑不解的10.pull apart 拆散；拆开pull away （汽车）开走pu

4、ll down 拆毁；摧毁pull out 驶出站（车，船）pull through 康复；痊愈pull over 向路边停靠；驶向路边11.cheer up 感到高兴；感到振奋cheer sb up 让某人振奋起来12. now that 既然；由于（引出原因状语从句，that可以省略）Now (that)you have passed your test you can drive on your own.表示原因的短语but for 要不是due to 起因于；归功于because 因为on account of 为了的缘故owing to 因为；由于thanks to 多亏；由于13.

5、 break out 突发；爆发（无进行时或被动语态）break down 出故障；失败；身体垮掉；分解break up 分手；分裂break through 突破；突围；冲垮break into 破门而入break away from 脱离；break in 闯入；打断14. watch /look out 当心；提放watch over 看守；监视15. begin with 以开始end up with 以 结束16. in all directions =in every direction 朝四面八方under ones directions 在某人的指导下17. have/get

6、a chance to do sth 有机会做某事18. get close to 靠近；接近19.block out 挡住（光线）20.get the hang of 熟悉，了解， hang back 犹豫，不愿做某事hang on 稍等，紧紧抓住 hang up 挂断电话21.倍数的表达，一倍（once），两倍(twice)，三倍及以上(数字+times)1.A+谓语动词 +倍数+形容词/副词的比较级+than+2.A+谓语动词 +倍数+as+形容词/副词的原级+as+3.A+谓语动词 +倍数+the size(height+length+ width+etc.)+of+4. A+谓语动词

7、 +倍数+ what从句重点句型1.what 引导的主语从句What is even more important is that as the earth cooled down, water began to appear on its surface.2倍数表达But when I tried to step forward, I found I was carried twice as far as on the earth and fell over.3. It作为形式主语It was not immediately obvious that water was to be fund

8、amental to the development of life.4. that引导宾语从句，第一个that可以省略，但第二个that不能省略Before we left, Li Yanping explained to me that the force of gravity would change three times on our journey and that the first change would be the most powerful.寄语：进入状态的速度，就是成功的速度。高三第一轮复习 必修3 unit 4单词检测_v.用尽；耗尽 _ v.&n.浮动；漂

9、浮；漂浮物_n.物理学家_ v.乘；增加_ v.存在；生存_ n.恐龙_n.& v.谜；难题；使迷惑_ adj.温和的；文雅的_ n.氧气_ n.气候_ n.宇宙飞船_ n.卫星；人造卫星_ n.生物家_adv.因此；于是_ n.重力；万有引力_ v.碰撞；坠落_ n.系统；体系_ n.天文学_ n.宗教；宗教信仰_ n.酸 _ v.溶解；解散_ adj.基本的；基础的_ n.学说；理论_ n.碳_ n.链子；连锁_ n.反应；回应_ n.原子_ n.球体；地球仪_ adj.猛烈地；激烈的_ n.大气层；氛围_prep.不同；不像_ v.拉力；牵引力_ n.哺乳动物_ n.二氧化碳_

10、v.减少；减轻_ n.生物学_ n.出席；到场_ adj.有害的_ n.十亿_adj.全球的短语检测_下蛋_密切注视；当心_既然_产生；分娩_挡住（光线）_轮到某人；接着_阻止；制止_感到高兴；感到振奋_突发；爆发_及时；终于_对有害_别着急；慢慢来_偶尔；有时_消磨时间_提前_马上；立刻_绝不_一直_拆开；拆散_摧毁；拆毁_进站；靠站_驶出；退出_有存在着_破碎；分手；分裂_破门而入_中断；终止_脱离；打破陈规_突破；重大突破；突围_靠近；接近_在某人的指导下_有机会做某事_当心；提放_看守；监视_朝四面八方_在某人面前_暴力犯罪句型检测1._ is that the continued p

11、resence of water allowed the earth to dissolve harmful gases and acids into the oceans and seas. (believe) 很多科学家相信，由于地球上长期有水存在，它使得地球得以把有害的气体和酸性物质溶解在海洋里。2.It is the second time _ to take part the Olympic Games. (refuse) 这是我第二次被拒绝参加奥运会。3. This year the output of the cars in Dongfeng Auto Company_ the output of cars last year. (many)东风汽车公司今年汽车的产量是去年的三倍。4.It was not until he took off his sunglasses in the street_ who he