牛津深圳英语八年级下知识点2.doc

英语网： 咨询电话：61863366牛津版教材8B知识点抢先看！（二）Chapter 3Words and phrases:1) lifeless adj. 没有生命的2) greenhouse effect 温室效应3) act v. 充当;行动；表演4) create v. 产生；引起；创造creative adj. 具有创造性的5) result n. 结果；v. 导致 result from 因发生6) preference n. 偏好；喜爱prefer v. 偏爱7) mountains of 许多；大量8) in the form of 以的形式9) all the way 一路上；自始至终10) take action 采取行动 11) be in danger 处于危险中12) cut down 砍伐13) take in 吸收Grammar:1. 特殊疑问句：why的用法当我们询问原因的时候，会用why提问，用because作答。e.g. Why should we use baskets for shopping?Because plastic bags cause pollution.2. 同级比较形式: (not) as+ 形容词/副词原级+ as和一样1) We use (not) as as to compare things that are similar (or not similar ) in some way.e.g. Without the atmosphere, Earth would be as cold and lifeless as the surface of the moon.2) like, the same as 和 different from 的用法：We can use like to say things are similar in one or more ways.We can use the same as to say things are exactly like one another.We can use different from to say things are not like one another.e.g. The atmosphere acts like the glass in a greenhouse.Carbon dioxide is different from oxygen.This rubbish bin is the same as that one.Chapter 4Words and phrases1. the White House 白宫2. organization n. 组织organize v. 组织3. educational adj. 关于教育的educational visits education n. 教育4. exchange n. 交换exchange programme 交换项目in exchange (for) 交换 exchange with 用交换exchangeable adj. 可交换的5. confident adj. 有自信的 be confident 有自信的 confidence n. 自信心6. departure n. 出发arrival n. 抵达 7. keep in touch (with ) 保持联系8. in case 万一；如果9. look forward to doing sth. 期待做10. be deeply moved by 被深深感动Grammar1. adverbial clauses of purpose (目的状语从句)We can use so that and in order that to talk about purpose. 在目的状语从句中，can, may, will和shall用于一般现在时； could, might, would 或者should 用于一般过去时。e.g. I do morning exercises every day so that I can keep healthy. Mary lent me this book in order that I could read about a few diet.2. adverbial clauses of result (结果状语从句) + adj. + adv. So +many/ few +可数名词 + that +much/ little+ 不可数名词such + adj. + n. +thate.g. It was so hot in the cinema that I felt very uncomfortable.It was such a funny film that I laughed until I cried!3. adverbial clauses of concession (让步状语从句)although和though都能引导让步状语从句，放在句首或句中，不能与but 连用。e.g. Sam did quite well in the exam although he wa