Unit 4期末复习讲义 仁爱版英语八年级上册.docx

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1、 仁爱版英语八年级上期末复习讲义四Unit 41、 重点单词1. clear清楚的；明显的，晴朗的2. nature自然-natural adj.自然的3. sheep羊（单复数同形）4. thin 瘦的（比较级thinner最高级thinnest）5. forest森林6. earth地球；泥土7. control控制8. wood木头；木材（不可数）9. reason原因（for）10. protect保护11. feed喂养12. middle中间的13. understand理解；明白14. whole整个的，整体的，全部的15. appear出现-disappear消失16. sen

2、d发送17. cheap便宜的-expensive昂贵的18. information信息（不可数）19. language语言20. perfect完美的21. search搜索22. true真实的-truly adv.23. result n. 结果24. pleasure快乐；愉快25. knowledge知识26. drop滴；水珠/滴落2、 重点短语1. die out灭绝；消失2. feed on以为食3. in danger处于危险状态4. face to face 面对面5. look up查阅6. be lost in沉迷于；专心致志于7. pay attention to

3、 注意 8. ask sb for help向某人寻求帮助9. in the 1960s在20世纪60年代10. be made up of 由组成 11. Regard .as 把当作 12. run after 追逐,在.后面跑13. as we (all) know“众所周知/正如我们所知”14. provide sth for sb = provide sb with sth“给某人提供某物”15. all kinds of“各种各样的” different kinds of“不同种类的”16. play an important part in (doing) sth“在.中起重要作

4、用/在.中扮演重要角色”17. hear about “听说,得知”hear from sb 收到某人的来信=receive a letter from sb18. protect.from.保护.免于. 19. run out of. 从.跑出去 20. stay away from远离，躲避 21. turn off 关闭 22. with the help of. = with ones help在.的帮助下23. find out “找出，发现，查明”24. make sb + 动词原形/名词/形容词25. make . into use“将.投入使用”26. more and mor

5、e+形容词”表示“越来越.”27. try to do sth“努力/试图做某事”3、 知识要点形容词副词的比较级和最高级的变化规则1. 一般在词尾+er, est2. 以不发音的e结尾的+r, st3. 重读闭音节、词尾只有一个辅音字母，双写这个辅音字母再+er, est（大红胖瘦湿热）4. 以辅音字母+y结尾的，先把y改为i，再+er, est5. 部分双音节词和多音节词，在其前面+more构成比较级，+ most构成最高级Eg, high-higher-highestlarge-larger-largesthappy-happier-happiesthot-hotter-hottestd

6、ifferent-more different不规则变化： 比较级 最高级goodwell better bestbadbadly worse worstillmanymuch more mostlittle less leastfar farther/further farthest/furthestold elder /older eldest/oldest4、 语法知识点形容词副词的比较级形容词副词比较级的用法：两者或两部分之间的比较A 谓语动词 +比较级+than B e.g. Maia is taller than Lily. WhoWhich 谓语动词 +比较级，A or B ？e

7、.g. Which do you like better, cats or dogs? 你表示程度的副词，a little, a bit ,a few, a lot, much, even等修饰形容词比较级e.g. The countryside is much quieter than the city. “越来越.”：比较级+and +比较级；more and more +形容词原级e.g. Its getting warmer and warmer in spring. “the +比较级，the +比较级”表示“越.,越.”e.g. The harder we are, the luc

8、kier we will be.e.g. The more, the better. the+比较级+of，表示两者中“较”e.g. She is the taller of the twins. 形容词最高级的用法：指三者或者三者以上的比较，形容词最高级前加the主语+谓语动词 the +最高级+of in +比较范围e.g. Tom is the tallest in his class. 主语+谓语动词 one of the +最高级+名词复数e.g. Jolin is one of the most popular singers. WhichWho +谓语动词+最高级，A,B, or C ？e.g. Which city is the most beautiful in your eyes, Beijing, Shanghai or Chongqing? e.g. Which city do you like best in your eyes, Beijing, Shanghai or Chongqing?