英语一轮复习book1 unit2.ppt

Unit 2 English around the world 1.native adj. 本地的，本国的，天生的；有天赋的；n. 本地人；本国人 　　The native plants of Australia are the most varied and diverse in the world. 澳大利亚的本土植物品种是世界上为数最多也最为多样的。 sth.be native to sp.(动植物等)原产于某地 go native 入乡随俗，过当地人的生活 His native musical ability impressed his teacher. 他天生的音乐才能给老师留下了深刻的印象。 (2) The tourists decided to go native. 观光游客们决定过一下本土人的生活。 (3)大熊猫原产于中国。 The giant panda is native to China. (4)作为广州本地人，他对这座城市非常了解。 As a native of Guangzhou, he knows quite well about the city. 　 2.base vt. 基于, 以…为根据 n. 基础, 基地, 基部 Actually, a countrys development is based on its economy. 事实上，一个国家的发展以它的经济为基础。 base sth. on sth. 以……为根据 be based on… 以……为根据 e.g. 我们的理论应该总是以实践为基础。 We should always base our theories on practice. base n. basis n. 基础,基地，基部（具体） 基础（抽象） the base of a building the economic basis 4、present n. 礼物 vt. 呈递,提出,展现 adj. 目前的(作定语时前置);在场的(作定语时后置) 根据语境猜词义 (1) There were 200 people present at the meeting. (2) Levels of pollution present in the atmosphere are increasing. (3) What can get him for a birthday present? (4) Youve got to forget the past and start living in the present. (5) He has presented all he has to the students who are too poor to go to college. (6) Are you presenting your paper at the conference? (7) It is essential that we present a more modern image. (8) She used to present a gardening program on TV. 到场，出席 存在 礼物 目前 捐赠 提交 展现，呈现 主持 (1)他们正在讨论如何应对当前的困难。 They are discussing how to deal with the present difficulties (2) 他们向慈善团体赠送了一笔钱。 They presented a sum of money to the charity. (3)A wonderful opportunity presented itself . 突然有了一个绝妙的机会 　 present itself (to sb). 显露，产生 at present 现在，目前 for the present 暂时，暂且 present sth. to sb. / present sb. with sth. 将sth.呈送\赠送某人；向sb.展现sth. 4. request n. vt. 请求；要求 注意：sb. request that Sb. +(should )+V(原形） The teacher requ