九年级英语unit4笔记.doc

Unit 4 What would you do?Section A1. 虚拟语气-What would you do if you + 过去时？ -I would + v.原形.If + 主 + 句子（过去时），主 + would + v.原形.（I后面加be动词时，要用were）2. research n. 研究 (medical research = research on medicine)3. What if.? What(shall I do) if.? （条件状语从句）要是（如果）.该怎么办？假设可以成立，用主将从现；与事实相反，用虚拟语气，即What if + 过去时? e.g. What if the disaster in 2012 happened?4. if（是否）引导宾语从句：主句谓语动词为过去时，从句相应变为过去时态。e.g. Can I pass the entrance exam? I dont know. I dont know if I can pass the entrance exam. Does he stay up studying every night? She wondered. She wondered if he stayed up studying every night.5. before/after + 从句(conj.) 或 doing sth. (prep.)Section B6. permit v. 允许permit + sb.to do/n./doing 允许（某人）做某事 （与allow用法相同）permission n. （ask ones permission 征求某人允许）7. pretty/fairly 相当地（程度副词） 在程度上比较，pretty/rather quite fairly各程度副词在句中的位置：so: e.g. Its so interesting a book. (so + adj. + 不定冠词)such/quite: e.g. Its such an interesting book. (so + 不定冠词 + adj.)very/pretty/fairly.: e.g. Its a very/pretty/fairly interesting book.8. such用法：如上(such a/an + adj. + n.) such + adj. + n.c(pl.)/u such a + n.c(sing) e.g. such a boy.9. not.in the slightest = not.at all 一点也不10. bother v. 打扰 e.g. I am busy. Dont bother me right now. I am sorry to bother you, but can you help me?annoy v. 使.生气make.angrye.g. I was annoyed with him because he kopt in interrupting.11. company n.u Being with. 陪伴e.g. I am gradeful for your company on the journey.12. 意为“宁可.也不.”的句型would rather + v. 原形 + than + v. 原形.= would + v. 原形 + rather than + v. 原形.prefer + to do + rather than + do sth. （指“这一次”）prefer + doing/n./pron. + to + doing sth. （指“一般/通常情况下”）Self Check13. knowledge n.u 知识 knowledgeable adj. 知识渊博的 （able为形容词后缀）14. represent v. 代表，表示 (represent重音在-sent上)e.g. The red lines represent railways.15. come top in . 在.名列前茅16. the rest of + n.c(pl.) (the不可省略；rest n. 剩余部分)17. let sb. down 让某人失望 (let sth. down 让某物掉下)e.g. I count on you to support me. Dont let me down. (count on 指望于)18. think of to create an idea in your imagination. 想出 e.g. Who first thought of the plan? + sb. 为.考虑，着想 e.g. She never thinks of others, just herself.What do you think of/about.? 你认为.怎么样？think highly of sb. 高度赞扬某人think about 思考，考虑 e.g. Let me think about it. （about 为介词）think over 深思熟虑 e.g.Let me think it over. （over为副词）19. come up with find an answer/solution to solve sth. 想出Reading20. come out = be published 出版 = appear 出现（指太阳，月亮，星星等）开花 to become knowne.g. It was only after his death that the truth came out.21. near和nearby （附近的）作形容词的定语时，near表时间；nearby表空间e.g. We live in a nearby village.We hope to meet again in the near future作副词的状语时，意思相同near还可以作介词 e.g.Dont stand near the window.22. by accident 不小心，意外地 by chance 偶然地 by mistake 错误地23. cloth n.u布 a metre of cloth n.u有专门用途的布（如纱布）clothes n.(pl.) 衣服clothing n.u(formal)24. hurry to do sth. = do sth. in a hurry 着急做某事25. hurt vt.(=injure) 伤害，伤到 (a part of body)/sb. + be/get + hurt/injured vi. 疼 e.g. My knee got injured and it hurt terribly.(a part of body) + hurt = 主 + feel pain/painful in + (a part of body)e.g. I felt some pain/painful in my knee.26. 为某人提供某物 offer sb. sth. = offer sth