高中英语复习必修三第四单元

1、Unit 4Astronomy：the science of the stars重点短语重点短语1 及时；最终，迟早2 下蛋3 分娩4 依次，轮流5 阻止；制止in timelay eggs give birth to in turn prevent.from 6 挡住(光线)7 感到高兴；感到振奋8 既然9 突发；爆发10 密切注视；当心；提防cheer up block out now that break out watch out (for) 11. in all directions _12. sooner or later _13.In a friendly atmosphere

2、_ 14.lessen _15.be fundamental to _16. cool down _17. get the hang of _18. a mass of _19. pull /push _20. at a time _每次每次, ,一次一次四面八方四面八方迟早迟早在友好的气氛中在友好的气氛中减少减少是是的基础的基础冷却下来冷却下来熟悉熟悉, , 理解理解许多许多, , 大量大量拉拉/ /推推puzzling puzzled puzzle n. 谜；难题谜；难题vt.&vi.(使使)迷惑；迷惑；(使使)为难为难 搭配搭配 (1)puzzle _/_ sth.苦思冥想苦思冥想 (3

3、)凯伦整个晚上都在想这个问题。凯伦整个晚上都在想这个问题。 Karen the question all evening.overaboutwas puzzling over of masses 【注意】【注意】a mass of/masses of大量大量的，许多的，此短语既可修饰可数名的，许多的，此短语既可修饰可数名词，也可修饰不可数名词。词，也可修饰不可数名词。There is - in the yard.在庭院里有很多孩子。在庭院里有很多孩子。 珯珯 gathering now.大量的浓烟正聚集。大量的浓烟正聚集。a mass of childrenMasses of heavy sm

4、oke are(3)现代人大多受到电视的影响。现代人大多受到电视的影响。 are influenced by television.The mass of modern people Please _ the book where it was.He _ in bed all day yesterday, and that was unlike him.The naughty boy _ to me that the hen _ there just now had _ two eggs 。Guangzhou _ in the south of China.中文中文动词原形动词原形三三 人称单

5、数人称单数过去式过去式过去分词过去分词现在分词现在分词撒谎撒谎 vi.lieliesliedliedlying躺、位躺、位于于 vi.lielieslaylainlying放置、放置、下蛋下蛋vt.laylayslaidlaidlayinglaylayliedlyinglaidlieson one ahead 1. (2010模拟模拟)_， I lost heart in English learning，but my teacher often said to me，“Keep on studying hard, and youll succeed_.”AAt a time；in timeB

6、At a time；on timeCAt one time；in time DAt one time；on timeC2(2009年江西景德镇模拟年江西景德镇模拟)Does he often ask you for help?Oh，no，only_.Aall the time Bat one timeCat a time Dat timesD活用活用 用用time 的相关短语填空的相关短语填空(3)我马上就回来。我马上就回来。Ill be back _.in no time(4)每次服两粒。每次服两粒。Take two pills _.(5)从前他们在这些峡谷中采煤。从前他们在这些峡谷中采煤。

7、_ they used to mine for coal in these valleys.at a timeAt one time 到了某人做某事的时间到了某人做某事的时间This is the first time sb have done.是某人第是某人第次做次做(完成时完成时)each/every time(在从句中作连词在从句中作连词)每当每当，每次，每次Its time for sb to do sth.Its time that sb.did/should do sth. I thought her nice and honest _ I met her. (98Sh) firs

8、t time B. for the first timeA.C. the first time D. by the first time_ I listen to your advice, I get into trouble. Every time B. Every time that A.C. Each time when D. When that cA运用：补全下列英文句子。运用：补全下列英文句子。(1)当心，别把桌子上的纸弄脏了。当心，别把桌子上的纸弄脏了。 _! Dont dirty the paper on the desk. (2)注意一个戴黑帽子的高个子男人。注意一个戴黑帽子的

9、高个子男人。 _ in a black hat. (1) 我们必须小心公共汽车上的小偷。我们必须小心公共汽车上的小偷。We must _ on the bus.7. watch out 注意，当心注意，当心(单独用于祈使句单独用于祈使句) watch out for 密切注意，留意；提防密切注意，留意；提防Watch outWatch out for a tall manwatch out for the thievesCheer up! Our troubles will soon be over.振作起来振作起来!我们的困难很快就会过去。我们的困难很快就会过去。 The news chee

10、red him up.这消息使他高兴起来。这消息使他高兴起来。4. cheer up (使使)高兴起来，振奋起来高兴起来，振奋起来当看到球队的到来，人群欢呼起来。当看到球队的到来，人群欢呼起来。_ when they saw the team arrive.The crowd cheered up【高效记忆】【高效记忆】three times as many as 典例体验典例体验 Asia is _ Europe.Asia is _ Europe. 亚洲的大小是欧洲的亚洲的大小是欧洲的4 4倍。倍。 The new building is _The new building is _ the

11、 old one. the old one.新楼比旧楼高新楼比旧楼高4 4倍。倍。 This ball is _ that one.This ball is _ that one. 这个球的大小是那个球的两倍。这个球的大小是那个球的两倍。four times as large asfour times as large asfour times higher thanfour times higher thantwice the size oftwice the size of精练根据中文提示，完成下列句子(1)这个大厅比我们的教室大 5 倍。This hall _our classroom.This hall _our classroom.This hall_ of our classroom.(2)今年我们生产的棉花比十年前2倍。Weve produced_ (we did) tenyears ago