m7u2-单词讲解

1、M7U2,The usage of new words,1.beneficial adj. 有益的，有用的 拓展： （1）be beneficial to 对.有益 Fresh air and a healthy diet are beneficial to your health. 新鲜空气和健康饮食对你的健康有益。 （2）benefit n. 利益，好处 vt. 有利于 vi. 受益 benefit from/by 从.中受益 We will benefit from technology . 我们将从技术中受益。 be of benefit to sb. 对某人有益 for the be

2、nefit of 为了.的利益 All the donations are for the benefit of the disabled children. 所有的捐款都是为了残疾儿童的利益。,2. possess vt. 拥有，具有 Some animals possess the characteristic of man. 有些动物具有人类的特征。 拓展： possession n. U 拥有；常用复数个人财产 take possession of 占有；拥有 Have the rebels taken possession of the government? 反叛者们已经占领征服了

3、吗？ sb. be in possession of sth. 占有 sth. be in the possession of sb. 为某人所有 They are in possession of that company. That company is now in the possession of them. That company is now in their possession.,3. potential n. 可能性，潜在性；潜力，潜能 adj. 潜在的，可能的 It is generally recognized that every child has potenti

4、al for success. 大家公认每一个孩子都有成功的可能。 拓展： potential for (doing) sth. (做) 某事的可能性 realize ones (full) potential （充分）发挥某人的潜能 As teachers, we should encourage every student to realize their full potential. 作为老师，我们应该鼓励每一个学生充分发挥他们的潜能。 have the potential to do sth. 有做某事的潜力,4. astonish vt. 使十分惊讶，是吃惊 What they d

5、id astonished almost all the Chinese people. 他们的所作所为使得几乎所有中国人都十分吃惊。 拓展： （1）astonish sb. 使某人吃惊 It astonishs sb. that. .让某人吃惊 （2）astonished adj. 感到十分吃惊的 astonishing adj. 令人十分吃惊的 astonishment n. 惊讶 （3）be astonished at. 对.感到惊讶 I was astonished at her remark. 我对她的评论感到惊讶。,be astonished to see 见到.感觉惊讶 in a

6、stonishment 惊异地 to ones astonishment 令某人吃惊的是 To our astonishment, the Dragon Boat Festival has been declared by Korea one of their world cultural heritages. 使我们惊讶的是，端午节竟被韩国申报为他们的世界文化遗产之一。,5.try out 测试，试验；参加选拔 Fleming tried this mould out on another bacterium and found that it killed the bacterium to

7、o. 弗莱明将这种霉用在另外一种细菌上做实验，发现它同样杀死了那种细菌。 try out for. 参加.的选拔 My brother wants to try out for the football team. 我弟弟想要参加足球队员的选拔赛。,try. out on. 在.上试验某物 Ive got a new dish that I want to try out on you. 我新学了一道菜，想让你品尝。 try for sth. 试图获得；争取 eg. He was then trying for a new job. 当时他正在谋求一份新工作。 try on 试穿 Look a

8、t the beautiful coat. Will you try it on? 看那件漂亮的外套，你试穿一下好吗？,6.mass adj. 大规模的，数量极多的 n. 一团；一堆；许多；（物理）质量 Mass production could very well cut the costs. 大规模生产可以大大降低成本。 拓展： a mass of=masses of 许多 There are a mass of flowers in her garden. 她花园里有很多花。 the mass of 大多数 the masses 群众,7.wear sb. out 使精疲力尽，使厌烦 T

9、oday I feel worn out. 今天我感到很疲惫。 拓展： （1）wear (sth.) out 穿破；用坏 be worn out (指人) 疲惫不堪的（指物）破烂不堪的 They are worn out after a long day of work in the field. 他们在地里干了一整天的活儿，疲惫不堪。 Too much housework sometimes wears me out. 太多的家务有时使我很烦。 引申：be tired of 厌烦；对.厌倦 be tired out 非常疲倦,8.be aware of 知道；意识到 More and mor

10、e people are aware of the importance of the environment. 越来越多的人意识到了环境的重要性。 拓展： be aware that. 明白.; 意识到. make sb. aware of. 让某人知道. as far as Im aware 据我所知,10. applaud vi.& vt. 鼓掌；称赞，赞许 People stayed silent and listened to us, and applauded at the end. 大家默默地倾听我们辩论，结束时鼓掌。 名词：applause,11. arrangement n.

11、 排列，布置；安排；约定，协议 make arrangements for sth. 为某事做好安排 We have already made arrangements for our vacation. 我们已经为假期做了安排。 come to/reach an arrangement 达成协议 by arrangement 通过预约 Evening meals are available by arrangement. 晚饭供应要通过预约。,arrange vt.& vi. 安排；筹备；整理 1. 用作及物动词表示“安排”“准备”时，其后通常接事情，而不接具体的人或东西； 若接具体的人或东

12、西则需后接介词for，如以下两例中的for不宜省去：Well arrange for an experienced teacher. 我们将安排一位有经验的教师。Ive arranged for a taxi. 我已安排好了一辆计程车。,2. 后接事情作宾语时，其后接不接介词for均可：Would you like to arrange (for) a personal interview? 你希望安排一次个别接见吗? 3. 安排某人做某事”，arrange for sb to do sth：Ive arranged for Mary to meet you at the airport. 我

13、已经安排玛丽去机场接你。 hope for sb to do sth， wait for sb do sth， long for sb to do sth. demand of sb to do sth.,11. let out 放出，发出 Would you let the dog out, please？ 请你把这只狗放出去，好吗？ 拓展： let sth. out 放出；发出（叫声等）；泄露（秘密等）；加宽（衣服） Dont let it out about my losing my job, will you? 别泄露我失业了，好吗？ let sb. out 使某人解脱 let(.)

14、alone 不干涉；听之任之；更不必说 eg. She cant boil potatoes, let alone cook a meal. 她连土豆都不会煮，更别说做饭了。,12. addicted adj. 上瘾，入迷 拓展： （1）be/become addicted to 沉迷于.；迷上 The body becomes addicted to the nicotine in tobacco. 身体变得对烟草中的尼古丁上瘾。 （2）addict n. 瘾君子；对.入迷的人 They are rock music addicts. 他们是摇滚乐迷。 addictive adj. 使人上瘾的 addiction n. 上瘾；入迷 Her addiction to alcohol ruined her life. 她的酒瘾毁了她的一生。 addiction to sth. .成瘾,13.relate vt. & vi. 联系，把.联系起来； 叙述，讲述 拓展： （1）relate.to. 把.与.联系起来 relate sth. to sb. 向某人叙述. relate to sth./sb. 涉及，与.相关；了解 （2）re