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1、Weve learned something about passive voice in Unit 3. Can you recall exactly what weve learned?第1頁/共33頁被動語態(tài) (Passive Voice) 被動語態(tài)的基本構成形式：主語 + be + done (過去分詞)語態(tài)共有兩種： 主動語態(tài) (active voice) 被動語態(tài) (passive voice)We speak English.English is spoken by us.第2頁/共33頁A. 一般現(xiàn)在時的被動語態(tài)：B. 一般過去時的被動語態(tài)：waswere+ p.p. (過去分
2、詞)amisare+ p.p. (過去分詞)第3頁/共33頁What does Ricky hope at the end of his e-mail?He hopes more events like this to raise money for charity.Questionorganizedwill be 第4頁/共33頁Tom will clean the room tomorrow.主 謂 賓The room will be cleaned by Tom tomorrow.第5頁/共33頁Subject will be / be going to bePast participl
3、eI will be / am going to behelped.You / We / They will be / are going to beHe / She / It will be / is going to be第6頁/共33頁We use the passive voice in the simple future tense when theaction has not taken place yet.第7頁/共33頁Why was Ricky so busy before the show?A lot of work .Questionneed be finished第8頁
4、/共33頁含有情態(tài)動詞的被動語態(tài)含有情態(tài)動詞的主動句變成被動句時，由“情態(tài)動詞 + be + 過去分詞”構成，原來帶“to”的情態(tài)動詞變成被動語態(tài)后“to”仍要保留。第9頁/共33頁e.g.We can repair this watch in two days.This watch can be repaired in two days.They should do it at once.It should be done at once.第10頁/共33頁Amy can take good care of Gina.Gina can be taken good care of by Amy
5、.第11頁/共33頁Subject Modal verbsPast participleI can (may, must, should) behelped.You / We / They can (may, must, should) beHe / She / Itcan (may, must, should) be第12頁/共33頁肯定形式肯定形式否定形式否定形式疑問形式疑問形式S + can / may/ must / shouldnot+ be + doneS + can / may/ must / should+ be + doneCan / May/ Must / Should +
6、 S +be + done第13頁/共33頁(should / hang / across the stage)The curtains should be hung across the stage.(may / stick / on the side door)The exit may be stuck on the side door.P67課本練習第14頁/共33頁(can / arrange / in front of the stage)Seats can be arranged in front of the stage.(should / place / at both sid
7、es of the stage)Lights should be placed at both sides of the stage.第15頁/共33頁(must / set / in the middle of the stage)The microphone must be set in the middle of the stage.(may / put / in the four corners of the school hall)The speakers may be put in the four corners of the school hall.第16頁/共33頁Was t
8、he show a success? How do you know?A lot of money to Project Green Hope.Questionhas been donated第17頁/共33頁We have made twenty more keys.Twenty more keys have been made by us.第18頁/共33頁Subject have / has beenPast participleI have beenhelped.You / We / They have beenHe / She / Ithas been第19頁/共33頁C. 一般將來
9、時的被動語態(tài)：willbe going to+ be + p.p. (過去分詞)D. 情態(tài)動詞的被動語態(tài)：E. 現(xiàn)在完成時的被動語態(tài)：havehas+ been + p.p. (過去分詞)can mustmay+ be+ p.p. (過去分詞)should第20頁/共33頁第21頁/共33頁1. Our room must _ clean. A. keep B. be kept C. to be kept D. to keep2. - Id like to buy that coat. - Im sorry. _. A. It sold B. Its selling C. Its been s
10、old D. It had been soldI. 單項選擇第22頁/共33頁3. The key _ on the table when I leave. A. was left B. will be left C. is left D. has been left4. These papers _ yet. A. have not written B. have not been written C. has not written D. has not been written第23頁/共33頁5. His new book _ next month. A. will be publis
11、hed B. is publishing C. is being published D. has been published6. The sports meet _ be held until next week. A. didnt B. wont C. isnt D. doesnt第24頁/共33頁7. _ the watch been repaired yet? I badly need it. A. Does B. Has C. Is D. Are8. _ these desks be needed? A. Will B. Are C. Has D. Do第25頁/共33頁9. Mo
12、re man-made satellites _ into space. A. must sent up B. can sent up C. must be sent up D. may be send up 10. This _ in a short time. A. cant be done B. can done C. must be do D. is done第26頁/共33頁11. Must the composition _ in an hour? A. will be finished B. has been finished C. is finished D. be finis
13、hed12. Mars _ soon in the future by human beings. A. maybe visit B. maybe visited C. may be visit D. may be visited第27頁/共33頁II. Complete the sentences with the correct form of the words.1. The room _ (clean) just now. 2. More trees _ (plant) in spring next year.3. The room _ (should clean) every day
14、.4. The old _ (must speak) to politely.was cleanedwill be plantedshould be cleanedmust be spoken第28頁/共33頁5. We _ (invite) to Anns birthday party yesterday.6. Trees _ (must water) well.7. Where _ the charity show _ (hold) tomorrow?8. The work should _ (do) at once.were invitedmust be wateredwillbe heldbe done第29頁/共33頁9. I think one day books may _ (replace) by computers.10. Paper should not _ (throw) away.11. Books and CDs can _ (borrow) from the library.be replacedbe thrownbe borrowed第30頁/共33頁Finish the exercises on P66, P68 and P69. 第31頁/共33頁第32頁/共33頁感謝您的觀看！第33頁/共33頁
牛津英語BUNIT GrammarPPT課件
