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1、Unit 10 I ve had this bike for three years.Section A1. for +一段时间 表示动作持续一段时间,用于现在完成时2.keep （kept ; kept）保留用作系动词，保持（某种状态），其后常接形容词作表语。 Please keep quiet / silent! 请保持安静！ 用作实义动词(1)保管；保存；保留 Please keep these things for me while I am away. (2)赡养；饲养 I used to keep sheep in my childhood. (3)坚持；继续 接V-ing 形式作
2、宾语。 If you keep practicing your spoken English, youll soon make great progress. (4)阻止；阻碍 keep sb/sth from doing sth 其中介词 from 不能省略 The heavy rain didnt keep them from watching the football match. (5)保持 其后常接复合宾语，表示使（某人或某物）保持某种状态或使某一动作继续。 keep + sb/sth + 介词 If your hands are cold, keep them in your po
3、ckets. keep + sb/sth + 形容词 These gloves will keep your hands warm. keep + sb/sth + V-ing ，“让某人 / 某物一直”，强调动作的持续性。 Im sorry Ive kept you waiting. 很抱歉，让你久等了。 keep a record 保持记录， keep in touch (with)保持与的联系 keep out (of) 把关在外面 keep up 保持；使不能入睡 keep ones / an eye on密切注视 keep away (from) 离开 keep in mind 牢记
4、 keep ones word 遵守诺言3.bring back (v+adv) 使回想起；使回忆起4.in need 需要；需求 in danger 在危险中 in trouble在困境中 in silence 在沉默中 in good health 在好的健康状态中 A friend in need is a friend indeed. 患难见真情5. no more ;not anymore/ no longer ;not. any longer不再 词语同义词用法no longernot any longer强调时间或动作“不再延续” , 与延续性动词连用no more not an
5、y more强调数量和程度“不再增加” , 与非延续性动词连用位置区别：当修饰动词时，no longer通常置于be或行为动词前；no more一般置于行为动词后。not. any longer与not. any more常置于句末。He can no longer walk. = He cant walk any longerThe little girl no more cried. = The little girl didnt cry any more.6.since 自从 Since +从句（一般过去时），主句用现在完成时 He has studied very hard since
6、 he came to our school. since 与for 在现在完成时态中的用法since其后接时间点或时态为一般过去时的句子，表示某事是从什么时候开始的 Ive been a soldier since two years agofor其后接时间段，表示某事持续了多长时间Ive been a soldier for two years. 7. for 给；为了介词for用法归纳(1)(表目的)为了。They went out for a walk. 他们出去散步了。(2)(表利益)为，为了。 What can I do for you? 你想要我什么？8. a couple of
7、 几个；一些= a few 后接可数名词复数 a couple of 一对 ,优指夫妻、情侣 Ill be back in _days. (几天)9.a bit 稍微；有点儿(1)a bit和a little在肯定句中, 修饰动词、形容词、副词和比较级,一点儿。 The speaker spoke up a bit/a little so as to make himself heard more clearly. 演讲者把嗓门提高了一点儿,以便使别人听得更清楚。 (2)a little可以直接作定语修饰名词, a bit修饰名词，需后面加of构成短语 ,两者都只能修饰不可数名词 There
8、is a little/a bit of food left for lunch. 午饭只能吃剩下的一点食品了。 10.check out 查看；观察 check v检查11. grow up 成长 （常用于指人或动物）12.clear out 清理；把清空 clean up 清理；使整洁13. decide v 决定-decision n 决定(1)decide to do sth= make up ones mind to do sth 决定做某事 (2)make a decision 做决定 14.no longer = not . any long 不再【在句中位置】no longer
9、 位于助动词、情态动词或实意动词之后； not . any longer not 常与助动词或情态动词连用，any longer 位于句末。I no longer live in this city. = I dont live in this city any longer.【辨析】 no longer, not . any longer; no more , not. any more.词语同义词用法no longernot . any longer 强调时间或动作“不再延续” ，与延续动词连用no morenot . any more强调数量和程度“不再增加” 与非延续动词连用He ca
10、n no longer walk = He cant walk any longer.I have no more money to give you.= I dont have money to give you any more.15.own v 拥有owner n 物主 of ones own 某人自己的 the owner of 的所有者16.lose (lost , lost) 失去 I hope we wont lose the competition.17.part with 与分开；失去（尤指舍不得的东西） They were sorry to part with the ol
11、d house. 18. certain (1) 某种； 某事；某人 （在句中只能做定语，常与不定代词a连用，可修饰单、复数名词） A certain person called on me yesterday.(2) adj. 确实的，无疑的 be certain of 对某事有把握 They are certain of success. be certain to do sth 肯定做某事 He is certain to come. be certain +that确信 Im certain that hell come.19.as for 至于；关于 （后跟名词、代词或动名词作宾语）
12、 As for computer, Im not telling you anything.20.to be honest = to tell (you) the truth老实说；说实话 honest adj. 诚实的（反）dishonest adj. 不诚实的 an honest boy 一个诚实的男孩【注】honest 以元音音素开头，所以前面的定冠词要用an.21.for a while 一会儿 22.do with 处理；对付（某人或某物） deal with 处理 与how 连用 do with 处理 与what 连用do with 处理；安置，强调处理的对象，常与what连用I
13、dont know what to do with these letters.deal with 处理；应付，强调处理的方式、方法，常与how连用He taught me how to deal with pressure.Section B- Self Check 1. by(1)by doing sth 通过方式 by studying with a group【注】介词短语作方式状语，回答以How开头的问句， 表示“怎样做”。(2) by+ 交通工具（交通工具前不能加限定词） by bike by train by the way 顺便问一下 by accident= by chanc
14、e 偶然地 by mistake 错误地 one by one 一个接一个 step by step 一步一步地 little by little 逐渐地 by the time 到为止 by oneself 独自地 by and by 不久之后 2. once or twice 一两次 once = one time一次 twice= two times 两次三次或三次以上用：“基数词+times”three times 三次 four times 四次 three or four times 三到四次 3. search v 搜索；搜查 【记】research v研究，调查 search search for 寻找；搜寻 They searched for him.4. among prep在（其中）； .之一among 介词，表示在三个或三个以上的人或物之中The girl disappeared among the crowdbetween介词；表示两者之间between and I s
