九年級英語知識點匯總

1、九年級英語知識點匯總1. by + doing 通過by 還可以表示：方式在一旁”、“經(jīng)過 ”、如： by studying with a group靠近”、在期間"、用、”乘車 ”等如： I live by the river.clock.I have to go back by ten oThe thief entered the room by the window.The student went to park by bus.2. talk about 談?wù)?，議論，討論 如： The students often talk about movie after class.

2、學(xué)生們常 常在課后討論電影。talk to sb. = talk with sb. 與某人說話3. 提建議的句子： What/ how about +doing sth.?如： What/ How about going shopping?Why don' t you + do sth.?如：Why don' t you go shopping? Why not + do sth. ?如： Why not go shopping?Let' s + do sth.如： Let s go shopping Shall we/ I + do sth.?如： Shall we/

3、 I go shopping?4. a lot 許多常用于句末如： I eat a lot. 我吃了許多。5. too to而不能常用的句型too+adj./adv. + to do sth.如：I'm too tired to say anything我太累了，什么都不想說。6. aloud, loud 與 loudly 的用法三個詞都與"大聲 "或" 響亮 "有關(guān)。 aloud 是副詞 ,重點在出聲能讓人聽見 ,但聲音不一定很大,常用在讀書或說話上。通常放在動詞之后。 aloud 沒有比較級形式。如 : He read the story a

4、loud to his son.他朗讀那篇故事給他兒子聽。 loud 可作形容詞或副詞。用作副詞時,常與speak, talk,laugh 等動詞連用,多用于比較級,須放在動詞之后。如 :She told us to speak a little louder. 她讓我們說大聲一點。 loudly 是副詞,與loud 同義 ,有時兩者可替換使用,但往往含有令人討厭或打擾別人的意思,可位于動詞之前或之后。如He does not talk loudly or laugh loudly in public. 他不當(dāng)眾大聲談笑。7. notatall點也不根本不如：I like milk very

5、much. I don' t like coffee讖富歐牛奶。我一點也不喜歡咖啡。not 經(jīng)?？梢院椭鷦釉~結(jié)合在一起， at all 則放在句尾8.be / get excited about sth.= be / get excited about doing sth.=be excited to do sth.對一 感興奮 如：I am / get excited about going to Beijing.=I am excited to go to Beijing. 我對去北京感到興奮。9. end up doing sth終止做某事，結(jié)束做某事如：The party en

6、ded up singing. 晚會以唱歌而結(jié)束。 end up with sth.以結(jié)束如：The party ended up with her singing. 晚會以她的歌唱而告終。10.first of all 首先to begin with 一開始later on 后來、隨11.also 也、而且（用于肯定句）常在句子的中間either 也（用于否定句）常在句末too也 （ 用于肯定句 ）常在句末12. make mistakes 犯錯 如： I often make mistakes. 我經(jīng)常犯錯。make a mistake 犯一個錯誤如： I have made a mist

7、ake.我已經(jīng)犯了一個錯誤。13. laugh at sb. 笑話；取笑（某人） 如：Don t laugh at me!不要取笑我!14. take notes 做筆記，做記錄15. enjoy doing sth .喜歡做樂意做 如：She enjoys playing football. 她喜歡踢足球。enjoy oneself過得愉快 如： He enjoyed himself. 他過得愉快。16. native speaker 說本族語的人17. make up 組成、構(gòu)成18. one of +（the+ 形容詞比較級）+名詞復(fù)數(shù)形式其中之一如： She is one of the

8、 most popular teachers.她是最受歡迎的教師之一。19. It'腐+詞+（for sb. ） to do sth.（對于某人來說）做某事如： It s difficult （for me ） tostudy English.對于我來說學(xué)習(xí)英語太難了。句中的 it 是形式主語，真正的主語是to study English20. practice doing 練習(xí)做某事如：She often practice speaking English. 她經(jīng)常練習(xí)說英語。21. decide to do sth. 決定做某事如：LiLei has decided to go t

9、o BeiJing . 李雷已經(jīng)決定去北京。22. unless假如不，除非 引導(dǎo)條件狀語從句如： You will fail unless you work hard. 假如你不努力你會失敗。I won ' t write unless he writes firs除非他先寫要不我不寫23. deal with 處理 如： I dealt with a lot of problem.24. worry about sb./ sth. 擔(dān)心某人 / 某事如： Mother worried about his son just now.媽媽剛才擔(dān)心他的兒子。25. be angry wi

10、th sb. 對某人生氣如：I was angry with her. 我對她生氣。26. perhaps = maybe 也許27. go by （ 時間 ） 過去 如： Two years went by. 兩年過去了。28.see sb. / sth. doing 看見某人正在做某事 強調(diào)正在發(fā)生see sb. / sth. do看見某人在做某事如：如： She saw him drawing a picture in the classroom.她看見他正在教室里畫畫。29. each other 彼此30. regard as把看作為.如：The boys regarded Anna

11、 as a fool. 這些男孩把安娜看成傻瓜。31.too many 許多 修飾可數(shù)名詞如： too many girlstoo much許多修飾不可數(shù)名詞如： too much milkmuch too 太修飾形容詞如： much too beautiful32. change into 將變?yōu)槿纾?The magician changed the pen into a book.這個魔術(shù)師將這本書變?yōu)橐槐緯?3. with the help of sb. = with one 在某人的幫助下 s help如： with the help of LiLei = with LiLei s

12、help在李雷的幫助下34. compare to 把 與相比如： Compare you to Anna, you are lucky.你和安娜相比，你是幸運的。35.instead 代替 用在句末，副詞（字面上常不譯出來）instead of sth. / doing sth. 代替，而不是用在句中，動詞如：Last summer I went to Beijing. This year I' m going to ShanghainSe!無我去北京 , 今年我將要去上海。I will go instead of you. 我將代替你去。He stayed at home inst

13、ead of going swimming.他呆在家里而不是去游泳。九年級英語Unit21. used to do sth. 過去常常做某事否定形式： didn t use to do sth. / used not to do sth.如： He used to play football after school. 放學(xué)后他過去常常踢足球。Did he use to play football? Yes, I did. No, I didn t.He didn ' t use to smoke過去不吸煙。2. 反意疑問句肯定陳述句+否定提問如：Lily is a student,

14、isn ' t she?Lily will go to China, won t she?否定陳述句+肯定提問如：She doesn t come from China, does she?You haven t finished homework, have you?提問部分用代詞而不用名詞Lily is a student, isn t she?陳述句中含有否定意義的詞，如： little, few, never, nothing, hardly等。其反意疑問句 用肯定式。 如：He knows little English, does he? 他一點也不懂英語，不是嗎？They

15、hardly understood it, did they? 他們幾乎不明白，不是嗎？3. play the piano 彈鋼琴4. be interested in sth.對感興趣 be interested in doing sth.對做感興趣如： He is interested in math, but he isn t interested in speakingEnglish. 他對數(shù)學(xué)感興趣，但是他對說英語不感興趣。5. interested adj. 感興趣的，指人對某事物感興趣，往往主語是人interesting adj. 有趣的，指某事物/某人具有趣味，主語往往是物6.

16、 still 仍然，還用在 be 動詞的后面如： I m still a student.用在行為動詞的前面如： I still love him.7. the dark 天黑，晚上，黑暗8. 害怕一 be terrified of sth. 如：I am terrified of the dog.be terrified of doing sth. 如： I am terrified of speaking.9. on 副詞，表示（電燈、電視、機械等）在運轉(zhuǎn)中/打開，其反義詞 off. with the light on 燈開著10. walk to somewhere 步行到某處walk

17、to school 步行到學(xué)校11. spend 動詞，表示 “花費金錢、時間 ”spendon sth在某事上花費（金錢、時間）spenddoing sth.花費（金錢、時間）去做某事 如：He spends too much time on clothes. 他花費太多的時間在衣著He spend 3 months building the bridge. 他花費了三個月去建這座橋。Pay for 花費如： I pay 10 yuan for the book. 我花了 10 元買這本書。12. take 動詞 有 “花費 ”的意思 常用的結(jié)構(gòu)有：take sb. to do sth.如：

18、It takes me a day to read the book.take to do sth.13. chat with sb. 與某人閑聊 如： I like to chat with him.我喜歡和他聊天。14. worry about sb./ sth. 擔(dān)心某人/某事worry 是動詞be worried about sb./sth. 擔(dān)心某人/某事worried 是形容詞如：Don t worry about him. 不用擔(dān)心他。Mother is worried about her son. 媽媽擔(dān)心他的兒子。15. all the time 一直、始終16. take

19、sb. to + 地方送/帶某人去某個地方如：A person took him to the hospital. 一個人把他送到了醫(yī)院。Lui took me home. 劉把我送回了家。 (home 的前面不能用 to)17. hardly adv. 幾乎不、沒有hardly ever 很少hardly 修飾動詞時，通常放在助動詞、情態(tài)動詞之后，實義動詞之前助動詞/情態(tài)動詞hardlyhardly + 實義動詞如：I can hardly understand them. 我?guī)缀醪荒軌蛎靼姿麄儭 hardly have time to do it. 我?guī)缀鯖]有時間去做了。18. miss

20、 v. 思念、想念、 錯過19. in the last few years. 在過去的幾年內(nèi) 常與完成時連用 如：I have lived in China in the last few years.在過去的幾年內(nèi)我在中國住。20. be different from 與不同21. how to swim 怎樣游泳不定式與疑問詞連用：動詞不定式可以和what, which, how, where, when 等引導(dǎo)的疑問句連用，構(gòu)成不定工短語。如：The question is when to start. 問題是什么時候開始。I don ' t know where to go.

21、不知道去哪。22. make sb./ sth. + 形容詞make you happymake sb./ sth. + 動詞原形 make him laugh23. move to + 地方 搬到某地如： I moved to Beijing last year.1.1 it seems that +從句看起來好像 如：It seems that he has changed a lot. 看起來他好像變了許多。25. help sb. with sth. 幫某人某事help sb. (to ) do sth. 幫某人做某事She helped me with English. 她幫助我學(xué)英

22、語。She helped me (to) study English 。 她幫助我學(xué)習(xí)英語。26. fifteen-year-old 作形容詞15 歲的fifteen-year-olds 作名詞指15 歲的人fifteen years old 指年齡15 歲如：a fifteen-year-old boy 一個 15 歲的男孩Fifteen-year-olds like to sing. 15 歲的人喜歡唱歌。I am fifteen years old . 我是 15 歲。27. 支付不起 can' t /couldn't afford to dosth.can t / co

23、uldnt afford sth.如： I can t/couldn t afford to buy the car.I can ' t/couldn ' t afford the 函不起這個輛小車。28. as +形容詞./副詞+ as sb. could/can盡某人的 能力 如： Zhou run as fast as her could/can. 她盡她最快的能力去跑。29. get into trouble with 遇到麻煩30. in the end 最后31. make a decision 下決定 下決心32. to one ' s surprised

24、驚訝如：to their surprise 令他們驚訝to LiLei ' s surprise雷驚訝33. take pride in sth.以而自豪 如：His father always take pride in him. 他的爸爸總是以他而自豪34. pay attention to sth.對 注意，留心 如：You must pay attention to your friend. 你應(yīng)該多注意你的朋友。35. be able to do sth. 能做某事如：She is able to do it. 她能夠做到。36. give up doing sth. 放棄做

25、某事如：My father has given up smoking. 我爸爸已經(jīng)放棄吸煙了。37. 不再 no more = no longer 如：I play tennis no more/ longer. 我不再打網(wǎng)球。 not any more = not any longerI don t pltaeynnis any more/longer. 我不再打網(wǎng)球。38. go to sleep 入睡九年級英語Unit31. 語態(tài)：英語有兩種語態(tài)：主動語態(tài)和補動語態(tài)主動語態(tài)表示是動作的執(zhí)行者被動語態(tài)表示主語是動作的承受者Cats eat fish.（主動語態(tài)）貓吃魚。Fish is ea

26、ten by cats. （被動語態(tài)）魚被貓吃。被動語態(tài)的構(gòu)成“助動詞 be 及物動詞的過去分詞 ”構(gòu)成be作為連系動詞時完全一樣。助動詞 be 有人稱、數(shù)和時態(tài)的變化，其變化規(guī)則與時態(tài)被動語態(tài)結(jié)構(gòu)例句一般現(xiàn)在 時amare +過去分詞isEnglish is spoken in many countries.一般過去 時was +過去分詞were + 過去分詞This bridge was built in 1989.情態(tài)動詞can/shouldmay +be+過去分詞must/ The work must be done right now.被動語態(tài)的用法當(dāng)我們不知道誰是動作的執(zhí)行者，或者

27、沒有必要指出誰是動作的執(zhí)行者，或者只需強調(diào)動作的承受者時，要用被動語態(tài)。2. allow sb. to do sth. 允許某人做某事（主動語態(tài)）如：Mother allows me to watch TV every night. 媽媽允許我每晚看電視。be allowed to do sth. 被允許做某事（被動語態(tài)）如：LiLy is allowed to go to Qinzhou. 莉莉被允許去欽州。3. get their ears pierced 穿耳洞讓/使（別人）做某事 get sth. done（過去分詞）have sth. done 如：I get my car made

28、. = I have my car made. 我讓別人修好我的車4. enough 足夠形容詞 enough 如： beautiful enough 足夠漂亮enough +名詞如：enough food足夠食物enough to 足夠 去做 如：1 have enough money to go to Beijing. 我有足夠的錢去北京。She is old enough to go to school. 她夠大去讀書了。5. stop doing sth.停止做某事Please stop speaking請停止說話。stop to do sth. 停止下來去做某事Please stop

29、 to speak.請停下來說話。6. 看起來好像 sb. seem to do sth. = it seems that + 從句He seems to feel very sad.It seems that he feels very sad. 他看起來好像很傷心。7. 系動詞不能獨立作謂語，要和表語一起構(gòu)成謂語。常用的連系動詞有： look, feel, be, become, get, turn, smell, taste, stay(保持),kept等。連系動詞除 be和become等少數(shù)詞可接名詞作表語外，一般都是接形容詞。 如：They are very happy. He be

30、came a doctor two years ago. She felt very tired.8. 倒裝句 :由so+助動詞(be/do/will/have)/情態(tài)動詞+主語意為：也是一樣She is a student. So am I. 她是一個學(xué)生，我也是。She went to school just now. So did I . 她剛才去學(xué)校了，我也是She has finished the work. So have I . 她已經(jīng)完成了工作,我也完成了。She will go to school. So will he. 她將去學(xué)校，他也是。9. yet 仍然，還 常用在否

31、定句或疑問句當(dāng)中10. stay up 熬夜如： I often stay up until 12:00pm. 我經(jīng)常熬夜到 12 點。11. clean up 打掃 整理 如：I have cleaned up the bedroom. 我已經(jīng)打掃完了臥室。12. 程度副詞：always 總是 usually 經(jīng)常 sometimes 有時never 從不如： I am always/usually/sometimes/never late for school.我總是/經(jīng)常/有時/ 從不上學(xué)遲到。13. 曾經(jīng)做某事：Do you ever get to school late? Yes,

32、I do. No, I don t.Have you ever got to school late? Yes, I have. No, I haven t.14. go shopping（去購物）,go fishing（去釣魚）,go swimming（去游泳）,go boating（去劃船）,go hiking（ 去登山 ）, go trekking（ 去徒步 ）15. be strict with sb. 對某人嚴(yán)厲如：Mother is strict with her son. 媽媽對她的兒子很嚴(yán)厲。16. take the test 參加考試pass the test通過考試fail

33、 a test 考試失敗17. the other day 前幾天18. agree同意 反義詞disagree不同意 動詞agreement同意 反義詞disagreement不同意 名詞19. keep sb/ sth. +形容詞使某人/某物保持 .如：We should keep our city clean. 我們應(yīng)該保持我們的城市干凈。20. both and +動詞復(fù)數(shù)形式如： Both Jim and Li Ming play bastketball.21. learn （sth.） from sb. 向誰學(xué)習(xí)（什么） 如：Jim learnt English from his

34、English teacher. 吉姆向他的英語老師學(xué)習(xí)英語22. have an opportunity to do sth. 有機會做某事have a chance of doing sth. 有機會做某事如： I have an opportunity to go to Beijing. I have a chance of going to Beijing.23. at present 目前24. at least 最少 at most 最多25. 花費 take ,cost, spend , paysth. take (sb.) time to do sth. It took (me

35、) 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 book.sb. pay for sth. She paid 10yuan for this book.26. have + 時間段+off 放假，休息 如： have 2 days off27. reply to 答復(fù)某人 如： She replayed to M

36、rGreen.28. agree with sth. 同意某事如： I agree with that idea.agree to sb. 同意某人的意見如： I agree to LiLei.29. get in the way of 礙事，妨礙如：Her social life got in the way of her studies. 她的社會生活妨礙了她的學(xué)習(xí)。30. success n. succeed v. successful adj. successfully adv.31. think about 與 think of 的區(qū)別當(dāng)兩者譯為： 認(rèn)為、想起、記著時，兩者可互用I

37、often think about/ of that day. 我經(jīng)常想起那天。 think about 還有 “考慮 ”之意 ， think of 想到、想出時兩者不能互用At last, he thought of a good idea. 最后他想出了一個好主意。We are thinking about going Qinzhou. 我們正在考慮去欽州。31. 對熱衷，對興趣be serious about doing 如： She is serious about dancing. 她對跳舞熱衷。be serious about sth. 如： She is serious abou

38、t him. 她對他感興趣。32. practice doing 練習(xí)做某事She often practice speaking English.33. care about sb. 關(guān)心某人 如： Mother often care about her son.34. also 也 用于句中either 也 用于否定句且用于句末too 也 用于肯定句且用于句末I am also a student. 我也是一個學(xué)生I am a student too. 我也是一個學(xué)生。I am not a student either. 我也不是一個學(xué)生。九年級英語Unit41. if 引導(dǎo)的非真實性條件

39、狀語從句 即 虛擬語氣通過動詞形式的變化來表示說話人對發(fā)生的動作或存在的狀態(tài)所持的態(tài)度或看法的動詞形式稱為語氣，虛擬語氣表示說話人所說的話不是事實，而是一種祝愿，建議或是與事實相反的假設(shè)等。If 引導(dǎo)的條件狀語從句分為真實和非真實條件句，非真實條件句應(yīng)用虛擬語氣。如果要表示與現(xiàn)在或?qū)硎聦嵪喾磿r，其虛擬語氣結(jié)構(gòu)為：句型條件從句主句謂語動詞形式動詞過去式（be 動詞用 were）would+ 動詞原形即：（從句）if +主語+動詞過去式（be動詞用were）,一般過去時（主句 ） 主語 +would+ 動詞原形過去將來時如： If I had time, I would go for a wal

40、k.如果我有時間，我就會去散步。（事實上我現(xiàn)在沒有時間）If I were you, I would take an umbrella.假如我是你的話，我會帶上雨傘。（事實上我不是你）I would say no if someone asked me to be in a movie. 假如有人請我當(dāng)電影演員，我會表示拒絕。（事實上瑞沒有人請我當(dāng)電影演員）2. pretend to do sth. 假裝做某事I pretended to sleep just now.pretend + 從句 假裝 I pretended that I fell asleep.3. be late for 遲

41、到 如：I am late for work/ school/ class/ party.4. a few 與 a little 的區(qū)別， few 與 little 的區(qū)別 a few 一些 修飾可數(shù)名詞a little 一些 修飾不可數(shù)名詞兩者表肯定意義如： He has a few friends. 他有一些朋友。There is a little sugar in the bottle. 在瓶子里有一些糖。 few 少數(shù)的 修飾可數(shù)名詞little 少數(shù)的 修飾不可數(shù)名詞 但兩者表否定意義如： He has few friends. 他沒有幾個朋友。There is little sug

42、ar in the bottle. 在瓶子里沒有多少糖。5. still仍然，還 用在be動詞之后，行為動詞之前如：I am still a student. 我仍然是個學(xué)生I still love him. 我仍然愛他。6. hundred, thousand , million, billion （ 十億 ）詞前面有數(shù)詞或several一詞時要不能加s ，反之，則要加s 并與 of 連用， 表示數(shù)量很多 如： several hundred/ thousand/ million/ billion people幾百/千 /百萬/十億人hundreds of trees 上百棵樹7. what

43、 if +從句如果怎么辦，要是又怎么樣 如：What if she doesn ' t come?不來怎么辦？What if LiLei knows? 如果李雷知道了怎么辦？8. add sth. to sth.添力口至U 如：I added some sugar to water.我把糖添加到水里。9. 系動詞與形容詞連用 get nervous 變得緊張feel shy 覺得害羞look friendly 看起來友好10. too +形/副+to do sth.太而不能 如：I ' m too tired to stan喊太累了而不能站。11. help with sth.

44、 如： They help with this problem.help sb. do. 如： They help you relax. 他們幫助你放松12. in public 在公共場所 如 :Don' t smoke in public.請不要在公共場所吸煙。13. energetic adj. 活力的 如： She is a energetic girl. 她是一個活力的女孩。energy n. 活力 如： She has lots of energies. 她有活力。14. ask sb. to do叫做某事ask sb. not to do sth.叫不要做某事tell s

45、b. to do告訴 做某事tell sb. not to do sth.告訴不要做某事如： Teacher asked me to clean the classroom.Teacher asked me not to clean the classroom.15. start doing = start to do. 開始做某事如：He started speaking/ to speak. 他開始說話。16. borrow sth. from sb. 從某人那里借來某物 如：I borrowed a book from Lily. 我從莉莉那里借來一本書。17. wait for sb.

46、 等某人 如： I am wait for him. 我正在等他。18. introduce sb. to sb. 把某人介紹給某人如：I introduced Lily to Anna. 我把莉莉介紹給安娜。19. invite sb. to do 邀請某人做某事如：Lily invited me to go to her home for supper. 莉莉邀請我去她家吃晚飯。20. have dinner/ supper 吃晚飯have lunch/ breakfast 吃午餐、吃早餐21. plenty of 修飾不可數(shù)名詞，也可以修飾可數(shù)名詞許多 如：They have plent

47、y of food/ apples. 他們有許多的食物/蘋果。22. 給某人某物 give sth. to sb. 如： give an apple to megive sb. sth. give me an apple 給我一個蘋果23. get along with sb.與一 相處 如：Do you get along well with your friends? 你和你的朋友相處得好嗎？24. would rather do sth. than do sth. 表示愿做某事而不愿做某事如：I would rather walk than run.25. whole 整個 26. in

48、 fact 事實上27. let sb. down 讓某人失望如：Don' t let your mother down.不要讓你的媽媽失望。28. come up with sth. 提出 想出 如： He came up with a good idea. 他提出了一個好主意。catch up with sb. 追上 趕上 如： Lily caught up with Anna. 莉莉趕上了安娜。29. have experience doing 在做某事有經(jīng)驗如：I have experience teaching Chinese. 我在教英語方面有經(jīng)驗。30. come out

49、 出版，出來如： The magazine comes out once a week. 這種雜志每周出一次。31. by accident 偶然地，無意之中 如：Last week I cut my finger by accident. 上個星期我不小心割到自己的手指。32. hurry to do 匆忙I hurry to call the police. 33. more than 超過34. offer sb. sth. 給某人提供某物賓語從句 賓語從句在復(fù)合句中作主句的賓語。由連接詞 + 主語 + 謂語 構(gòu)成常由下面的一些詞引導(dǎo)：由 that 引導(dǎo) 表示陳述意義that 可省略He

50、 says （that） he is at home. 他說他在家里。由 if , whether 引導(dǎo) 表示 一般疑問意義（帶有是否、已否、對否等）I don t know if / whether Wei Hua likes fish.我不知道韋華是否喜歡魚。由 連接代詞、連接副詞（疑問詞） 引導(dǎo) 表示特殊疑問意義Do you know what he wants to buy? 你知道他想要買什么嗎？ 從句時態(tài)要與主句一致當(dāng)主句是一般現(xiàn)在時，從句根據(jù)情況使用任何時態(tài)He says (that ) he is at home. 他說他在家里。I don ' t know (that

51、) she is singing no破不知道她正在唱歌。She wants to know if I have finished my homework.她想要知道我是否已經(jīng)完成了我的作業(yè)。Do you know when he will be back? 你知道他將會什么時候回來？當(dāng)主句是一般過去時，從句應(yīng)使用過去某時態(tài)(一般過去時,過去進(jìn)行時，過去將來時，過去完成時)He said (that) he was at home. 他說他在家里。I didn ' t know that she was singing now.不知道她正在唱歌。She wanted to know i

52、f I had finished m homework.她想要知道我是否已經(jīng)完成了我的作業(yè)。Did you know when he would be back? 你知道他將會什么時候回來？九年級英語Unit5現(xiàn)在完成時態(tài)由 have/ has 過去分詞表示過去發(fā)生或已經(jīng)完成的某一動作對現(xiàn)在造成的影響或結(jié)果常與 already, just , yet , ever, never 連用Have you finished your work yet ？你完成了你的工作了嗎？Yes, I have. I have just finished it. 是的。我剛剛完成了。I have already

53、finished it . 我已經(jīng)完成了。Have you ever been to China? 你曾經(jīng)去過中國嗎？No, I have never been there. 沒有，我從來也沒有去過。表示過去已經(jīng)開始，持續(xù)到現(xiàn)在的動作或狀態(tài)和表示過去某一時刻延續(xù)到現(xiàn)在（包括現(xiàn)在在內(nèi)）的一段時間的狀態(tài)連用如：（ for + 時間段， since + 時間點，或過去某一動 作， 以及 how long ）注： 非延續(xù)性動詞在現(xiàn)在完成 時態(tài)中不能和for, since 引導(dǎo)的表示一段時間的狀語的肯定句連用。應(yīng)轉(zhuǎn)為相應(yīng)的延續(xù)性動詞如： buyhave diebe dead join be inborr

54、owkeep leavebe awayI have bought a pen.I have had a pen for 2 weeks.The dog has died.The dog has been dead since last week. have （has） been to + 地點 去過某地 已經(jīng)回來 have （has） gone to + 地點去了某地 沒有回來 have been in + 地點 一直呆在某地沒有離開過如：She has been to Shanghai.她去過上海。（已經(jīng)回來）She has gone to Shanghai.她去了上海。（沒有回來）She

55、has been in Shanghai for 2 days她呆上海兩天了。（沒有離開過上海）1. 情態(tài)動詞must, may , might, could, may , can 表示推測含義與用法后面都接動詞原形，都 t可以表示對現(xiàn)在情況的揣測和推斷但他們含義有所不同must 一定 肯定 （100%的可能性 ）may, might, could 有可能，也許（20% 80%的可能性 ）cant 不可能，不會 （可能性幾乎為零）The dictionary must be mine. It has my name on it.The CD might/could/may belong to Tony becausehe likes listening to pop music.The hair band can t be Bob s. After all, he is boy!2. whose 誰的 疑問詞 作定語 后面接名詞如： Whose book is this? This is Lily s.3. belong to 屬于 如： That English book belongs to me.4. 當(dāng) play 指彈奏樂器時，常在樂器前用定冠詞 如：play the guitar p