九年级英语第三单元知识点

1、名师指导：Unit3知识点汇总一、知识点1. 被动语态的谓语动词形式: be的各种时态形式+v-ed含情态动词的: can/ may/ must/ should be + v-ed2. get/have + n./pron. + v-ed 叫/让/请别人做某事(即使谋事被做)例: I want to get my coat mended. 我要缝衣服. I want to have my hair cut. 我要理发.3. allow sb to do sth 允许某人做 allow doing sth 允许做4. drive : 驾车,驾驶. 驱赶,驱使.例: What drives the

2、m to rob the shop? 什么驱使他们去抢商店?5.stupid, silly, foolish 三个词都有“蠢”的意思.但略有不同.stupid 程度最强,指智力 理解力 学习能力差. silly 指头脑简单,傻头傻脑,使人觉得可笑,带有感情色彩. foolish 尤其在口语中广泛使用.例: He is stupid in learning math. 他学习数学很笨. Stop asking such silly questions. 别再问这样傻的问题了. You are foolish to throw away such a good chance. 你真蠢,丢掉这样一个

3、好机会.6. He doesnt seem to have many friends.=It seems that he doesnt have many friends.=He seems not to have many friends.7.倒装句: So + be动词/助动词/情态动词+主语(前为肯定局) 表示与前面所述事实一致.Neither/Nor + be动词/助动词/情态动词+主语(前为否定) 表示与前面所述事实一致. 例: He likes oranges. So do weHe doesnt like oranges. Neither do weShe went to the

4、 cinema yesterday. So did IShe didnt go to the cinema yesterday. Neither did ITom can swim. So can JohnTom cant swim. Neither can JohnSo +主语+ be动词/助动词/情态动词 表示对前面事实的进一步确认.例: Henry is very tired. So he is (的确是) He surfed Internet for two hours. So he did (的确是) They will win the game. So they will (他们会

5、的)8. until 用于肯定句中,前面句子中的谓语词必须是延续性的.9. clean (v.) 打扫,清理 clean up 比较彻底地打扫,清理clean out 打扫,清理地最彻底.10.fail a test = fail in a test 考试不及格11.be strict with+人. be strict in+事物.例: The head teacher is strict with his students He is strict in the work.12. the other day 前几天,不久前的一天.(用于过去时)13. concentrate on 全神贯注

6、做例: He decided to concentrate on physics because he failed the exam.This company concentrates on $2 market. 这家公司把重点放在中国市场上.14. more than与其说不如说; 比更例: The man is more stupid than nervous.与其说那人紧张,倒不如说他愚蠢.在这一结构中,more做adj. 修饰名词,表示“比多”例:I have more books than you. 我的书比你的多.15.volunteer n. 自愿者. v. volunteer

7、 to do sth. 自愿做例: We all volunteered to help in the old peoples home.我们都志愿到敬老院帮忙. 16.chance 指侥幸的,偶尔的机会,还可表示“可能性”opportunity 指有利的时机,良机. 二者有时可以互换.Have an opportunity to do sth 有做的机会.Dont be too frustrated. Youll have another opportunity to go to college next year. 别太沮丧了,你还有上大学的机会.17. experience : 可数名词

8、 “经历,体验” 例: Please tell us something about your experiences.不可数名词 “经验”例: He is a man of rich experience.动词“经历” 例: She experienced lots of suffering.18. off 不工作,不上班,不上学,不值班.例: I think Ill take the afternoon off. 我想下午歇班.She is off today. 她今天休息.I have three days off next week. 下周我有三天假.They havent had a

9、 day off since last week. 从上周来,他们没休息过一天.19. reply 与 answer 两者有时可通用. reply比answer正式,一般指经过思考的.有针对性的,详细的回答,往往与to连用.answer是一般用语,可直接带宾语.另外answer还有“应答”之意.如answer the door/telephone20. get in the way (of). 妨碍.例: He never gets in others way. 他从不妨碍别人. The bikes over there will get in the way of others. 自行车放在

10、那里会妨碍别人的.21. success (n.) successful (adj.) succeed (v.)22. do，does ，did 用在另一个动词前表示强调.例: He does speak well. 他真的讲的很好. Do be quiet. 务必安静.She did do her homework yesterday. 她昨天确实写作业了.23. in the end = finally = at last 最后.24. importance (n.) important (adj.)25. be serious about 对热忠/极感兴趣.例: Im serious a

11、bout the problem.To tell you the truth, Im not serious about math at all.26. only 处于句首,并后跟状语时,全句需要倒装.例: Only then did he understand it. 只有到那时,他才明白. Only in this way can we learn English well. 只有这样我们才能把英语学好. Only when she came home, did he learn the news. 当她到家时,他才得知了这消息.27. care about 关心,在乎,在意.例: No

12、one cares about others nowadays. 现在没人关心别人. I dont care about what he does. 我并不在意他干什么.28. clothes 统指身上穿的各种服装,包括上衣,裤子,内衣等,做主语,谓语动词按复数处理. clothing 不可数名词,是服装的总称,包括各种衣服,帽子,鞋袜等.做主语谓动按单三处理. cloth 布料.为不可数名词二、短语1. be allowed to do sth 被允许干 allow sb to do sth 允许某人干 allow doing sth 允许干2. sixteen-year-olds = si

13、xteen-year-old boys and girls 16岁的孩子3. part-time jobs 兼职工作 4. a drivers license 驾照5. on weekends 在周末 6. at that age 在那个年龄段7. on school nights 在上学期间的每个晚上 8. stay up 熬夜9. clean up (相当与及物动词) 清扫 10. fail (in) a test 考试不及格11. take the test 参加考试 12. the other day 前几天13. all my classmates 我所有的同学 14. concen

14、trate on 全神贯注于15. be good for 对有益 16. in groups 成群的,按组的17. get noisy 吵闹(系表结构) 18. learn from 向某人学习19. at present 目前,现在 20. have an opportunity to do sth 有做的机会 21.English-English dictionary 英英词典22. at least 至少 23.eight hours sleep a night 每晚8小时的睡眠24. an old peoples home 敬老院 25. take time to do sth 花费

15、时间干26. primary schools 小学 27. haveoff 放假,休息28. reply to 回答,答复 29. get in the way of 妨碍30. a professional athlete 职业运动员 31. achieve ones dreams 实现梦想32. think about 思考,考虑 33. in the end 最后,终于34. be serious about 对热忠/极感兴趣35. spendon + n. spend (in) + v-ing 在上花费时间/金钱36. care about 关心,担心,在乎 37. agree wit

16、h 同意三、句子1. I dont think twelve-year-olds should be allowed to get their ears pierced. 我认为不应该允许12岁的孩子穿耳孔.2. They talk instead of doing homework. 他们聊天而不是做作业.3. He is allowed to stay up until 11:00 pm. 允许他们熬到晚上11点.4. We should be allowed to take time to do things like that more often.我们应该被允许更加经常的花些时间多做这类事情.5. What school rules do you think should be changed? 你认为学校的哪些制度应该改一改了?6. The two pairs of jeans both look good on me. 这两条牛仔裤穿在我身上都适合.7. The classroom is a real mess. 教室太脏了.8. Sh