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1、Unit 9 When was it invented2. 错误地 by mistake eg. He took my book _ _(错误的) 。犯错误 make mistakes make a mistake误拿某物 take sth by mistake3.偶然地、以外地 by accident4.根据、按照、据所说、视而定 according to5.落入、陷入 fallinto6.这样 用这种方法 in this way顺便说、顺便问一下 by the way去的路上 on ones way to 7.与相撞 knock into 敲knock at8.分开、划分 dividein
2、to9.达到目的 achieve ones aim10. at the end of +时间/地点 表示“在末、在尽头”，表时间时，常与一般过去时或一般将来时连用； 也可表地点。在这个学期末 eg. at the end of this term，在路的尽头 eg. at the end of the roadby the end of 表示“到为止”（常用于将来时和过去完成时） 仅表时时间，但不是指一个时间点，而是指某一时间点以前或到某一时间点为止。 常与完成时、将来时或将来完成时连用。到上个学期末为止 by the end of last term到这个星期末 by the end of
3、this weekeg.We_(学)twelve units by the end of last term .By the end of this week they_(收)my letter.to the end 表示“到终点为止”，可表时间，也可指地点。eg.Go up to this road to the end. 沿着这条路一直走到路的尽头。 You should go on with the work to the end. 你应该把这项工作进行到底。in the end =at last=finally 最后、终于eg. The customer was happy in th
4、e end. 最后那位顾客很高兴。4. 全世界 in the world = all over the world = the whole world = across the world = around the world5. 世界上最受欢迎的饮料之一 one of the worlds favorite drinks 6. 据说 It is said that据报道 It is reported that 据建议 It is suggested that大家相信 It is believed that 大家希望 It is hoped that大家认为 It is thought tha
5、t众所周知 It is well known that 7. a number of 很多大量 : a number of +可数名词复数 +谓语动词复数 the number of 的数量, the number of +名词复数+谓语动词单数 eg. _（许多）boys _(正在打篮球)_（的数量）boys _（是）twenty .8. 梦想干某事 dream of doing sth 梦想成为著名球星 dream of becoming famous basketball player 9. 比起B更喜欢A prefer A to B =like A better than B更喜欢干某
6、事 prefer to do sth prefer doing to doing宁愿干某事而不愿干某事 prefer to do rather than do = would rather do than do10. 最有益/令人恼怒的发明 the most helpful/annoying invention 11.发明v. invent 发明n. invention 发明家 n. inventor 发明（世界上不存在的东西） invent发现（世界上本身已存在的东西）discover找到（找到已丢失的东西） find 找到查出（解决问题的答案方法） find out eg. Columbu
7、s _ _America in 1492. Please _ _when the plane to Beijing will take off . 12. 带调节后跟的鞋子 shoes with adjustable heels 带游泳池的房子 a house with a swimming pool 金发女郎 a girl with golden hair两个门的房间 a room with two doors13.hundred, thousand ,million(百万), billion(十亿)有s后必加of： hundreds of, thousands of如果之前有具体数字无论是
8、多少后都不加s 14. 一种愉快的气味 a pleasant smell对感到满意 be pleased with高兴、乐意 with pleasure 15. 在第六世纪 in the sixth century16 到中国各地旅游 travel around China17. 多于 more than =over 18. 安全的adj. safe 安全 n. safety 安全地adv. safely 把某人带到安全的地方 carry sb to safety选手的安全 the safety of the players . 19. not until “直到才” eg.She didnt
9、 arrive until 6 oclock. 她直到6点才到。.until “直到为止” eg.The phone rang until I answered it.电话一直响直到我接为止。 till “直到” eg.Wait till I call you. 等着直到我叫你。20.健康n. health 健康的 adj. healthy 比较级最高级 healthierhealthiest健康地 adv. healthily 比较级最高级 moremost healthily反义词：unhealthyunhealthily21. 在12岁的时候 at the age of 12在某人几十岁
10、时 in ones 几十变复数 eg.: 在某人三十岁时 in ones thirties22. (向某人）建议谋事suggest sth (to sb.) suggest doing sth.suggest that23. 对有把握 be sure ofabout确信 be sure +that务必做 be sure to do用单词的适当形式填空：1.Potato chips by mistake.(invent)2.Tea by the emperor Shen Nong.(discover) 3.I the news by Paul yesterday.(tell)4.Battery-operated slippers by Julie Thompson.(invent)5.This job must in half an hour.(do) 6.People mustnt to smoke in hospital.(allow)7.Bananas in the south.(grow) 8.Children should to go out alone.(not allow)
