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1、 全国直营，您值得信赖的专业个性化辅导机构 龙文教育一对一个性化讲义 九年级英语Unit3讲义1.语态：英语有两种语态：主动语态和补动语态主动语态表示是动作的执行者被动语态表示主语是动作的承受者 Cats eat fish. （主动语态）猫吃鱼。 Fish is eaten by cats.(被动语态)鱼被猫吃。 被动语态的构成由“助动词be 及物动词的过去分词”构成助动词be 有人称、数和时态的变化，其变化规则与be 作为连系动词时完全一样。时态被动语态结构例句一般现在 时am are +过去分词is English is spoken in many countries.一般过去 时was
2、 +过去分词were + 过去分词This bridge was built in 1989.情 态动 词can/shouldmay +be+过去分词must/The work must be done right now. 被动语态的用法当我们不知道谁是动作的执行者，或者没有必要指出谁是动作的执行者，或者只需强调动作的承受者时，要用被动语态。2. allow sb. to do sth. 允许某人做某事（主动语态）如： Mother allows me to watch TV every night. 妈妈允许我每晚看电视。be allowed to do sth. 被允许做某事（被动语态）
3、如：LiLy is allowed to go to Qinzhou. 莉莉被允许去钦州。3. get their ears pierced 穿耳洞让/使（别人）做某事 get sth. done(过去分词) have sth. done 如：I get my car made. = I have my car made. 我让别人修好我的车4. enough 足够形容词enough 如：beautiful enough足够漂亮 enough名词如：enough food 足够食物 enough to 足够去做如：I have enough money to go to Beijing. 我有
4、足够的钱去北京。 She is old enough to go to school.她够大去读书了。5. stop doing sth. 停止做某事Please stop speaking.请停止说话。stop to do sth. 停止下来去做某事Please stop to speak. 请停下来说话。6. 看起来好像sb. seem to do sth. it seems that +从句 He seems to feel very sad. It seems that he feels very sad. 他看起来好像很伤心。7. 系动词不能独立作谓语，要和表语一起构成谓语。常用的连
5、系动词有：look, feel, be, become, get, turn, smell, taste, stay(保持), kept等。连系动词除be 和become 等少数词可接名词作表语外，一般都是接形容词。如：They are very happy. He became a doctor two years ago. She felt very tired.8. 倒装句: 由so助动词(be/do/will/have)/情态动词主语意为：也是一样She is a student. So am I.她是一个学生，我也是。 She went to school just now. So
6、did I . 她刚才去学校了，我也是 She has finished the work. So have I . 她已经完成了工作,我也完成了。 She will go to school. So will he.她将去学校，他也是。9. yet 仍然，还常用在否定句或疑问句当中10. stay up 熬夜如：I often stay up until 12:00pm.我经常熬夜到12点。11. clean up 打扫整理如：I have cleaned up the bedroom. 我已经打扫完了卧室。12. 程度副词：always总是 usually经常 sometimes有时 ne
7、ver从不 如：I am always/usually/sometimes/never late for school. 我总是/经常/有时/从不上学迟到。13. 曾经做某事：Do you ever get to school late? Yes, I do. No, I dont. Have you ever got to school late? Yes, I have. No, I havent.14. go shopping(去购物), go fishing(去钓鱼), go swimming(去游泳), go boating(去划船), go hiking(去登山), go trek
8、king(去徒步)15. be strict with sb. 对某人严厉如： Mother is strict with her son. 妈妈对她的儿子很严厉。16. take the test 参加考试pass the test 通过考试fail a test 考试失败17. the other day 前几天18. agree 同意反义词 disagree不同意 动词 agreement 同意反义词 disagreement 不同意名词18. keep sb/ sth. 形容词使某人/某物保持.如：We should keep our city clean.我们应该保持我们的城市干净。
9、19. bothand+动词复数形式如： Both Jim and Li Ming play bastketball.20. learn (sth.) from sb. 向谁学习(什么) 如： Jim learnt English from his English teacher. 吉姆向他的英语老师学习英语21. have an opportunity to do sth. 有机会做某事 have a chance of doing sth. 有机会做某事 如：I have an opportunity to go to Beijing. I have a chance of going t
10、o Beijing.22. at present 目前23. at least 最少 at most 最多24. 花费 take ,cost, spend , pay sth. take (sb.) time to do sth. It took (me) 10days to read the book. sth. cost (sb.) The book cost (me) 100yuan. sb. spend on sth. She spent 10days on this book. sb. spend doing sth. She spent 10days reading this bo
11、ok. sb. pay for sth. She paid 10yuan for this book.25. have +时间段+off 放假，休息 如：have 2 days off26. reply to 答复某人 如：She replayed to MrGreen.27. agree with sth. 同意某事 如：I agree with that idea. agree to sb. 同意某人的意见 如：I agree to LiLei.28. get in the way of 碍事，妨碍 如： Her social life got in the way of her stud
12、ies. 她的社会生活妨碍了她的学习。29. success n. succeed v. successful adj. successfully adv. 30. think about 与think of 的区别 巩固练习： .单项选择(选自各地中考题)( )1 .The medicine_in a dry and cool place .(2000年重庆市中考题)A .keep B .must keep C .must be kept D .must be keep( )2 .Today ,the forests have almost gone .People must_down to
13、o many trees . (2001年安徽省中考题)A .stop to out B .stop from cuttingC .be stopped to cut D . be stopped from cutting( )3 .The key _ for locking the classroom door . (2001年广西省中考题)A .uses B .is used C .is using D .use( )4 .A new school_over there in two years . (2001年四川省中考题)A .may build B .may be built C .
14、is built( )5 .Computers are very useful .For example ,they can_sending e-mail .(电子邮件) (2001年苏州市中考题)A .use for B .be used of C .be used for D .use of( )6 .What a nice garden !It_every day . (2000年武汉市中考题 )A .is cleaning B .has cleaned C .must clean D .is cleaned( )7 .This work _next week . (2000年广西省中考题)A .may finish B .finish C .finishes D .may be finished( )8 .My house_in 1995 .We have lived there for nearly five years . (2000年广西省中考题)A .was built B .has built C .is built D .were built( )9 .The lo
