2018年秋人教版高二英语选修6课件：Unit 4 Using Language (共147张PPT)

教师用书配套课件 Unit4 Global warming全球变暖 Using language 知基础自主初探 Ⅰ.下面是本部分的重点词汇,你能准确填出内容 吗 1.根据首字母及英文释义写出下列单词 average having qualities that are typical of most people or things; neither very good nor very bad (2)widespread existing or happening over a large area or among many people 2.根据词性和汉语意思写出下列单词的拓展形式 (1) tendency(n.)倾向;趋势→tend(zi.)趋向;易于 (2) existence(n.)生存;在→ exist(vi.)生存,存在 (3) pollution(n.)污染;弄脏→ pollute(vt.)污染;弄脏 (4) growth(n.)增长;生长→-grow(vi.)生长,增长 (5) electrical(adj.)电的;与电有关的→ electricity(n.)电; 电学 (6) educator(n.)教育工作者;教育家丶 educate(xt.)教育 (7) contribution(n.)贡献→≯ contribute(.)贡献;捐献 (8) presentation(n.)显示;演出→ present(t.)呈献 (9) disagreement(n.)分歧,不一致→ disagree(v.)有分歧, 不一致 (10) casual(adlj.)随便的;偶然的→ casually (ad.)随便地; 偶然地 Ⅱ重点短语 1. on the whole 大体上;基本上 2. on behalf of 代表 方;作为……的代言人 3. put up with 容忍;忍受 4. so long as 只要 5. and so on 等等 6. turn up 开大,调高 7 as well as 不但…而且……;既……又 8. carry out 实施,执行 9. have effect on 对………有影响 10. instead of 代替;而不是