【正文】 tables be made of stone? 桌子能用石頭制造嗎？（疑問句） 三、被動語態(tài)的用法： 　不知道或沒有必要指出誰是動作的執(zhí)行者時。疑問式和否定式的變化也如此。　如：　He opened the 。英語的語態(tài)共有兩種：主動語態(tài)和被動語態(tài)。 (2)把謂語變成被動結(jié)構(gòu)(be＋過去分詞) (根據(jù)被動語態(tài)句子里的主語的人稱和數(shù)，以及原來主動語態(tài)句子中動詞的時態(tài)來決定be的形式)。例如：The glass was broken by 。一般現(xiàn)在時：am／is／are＋spoken一般過去時：was／were＋spoken一般將來時：will／shall be＋spoken現(xiàn)在進(jìn)行時：am／is／are being＋spoken過去進(jìn)行時：have／has been＋spoken現(xiàn)在完成時：have／has been＋spoken過去完成時：had been + spoken三、被動語態(tài)的用法 (1)不知道或沒有必要說明動作的執(zhí)行者是誰。例如：Chinese is spoken by many 。英語中有兩種語態(tài)：主動語態(tài)和被動語態(tài)。主動語態(tài)表示主語是動作的執(zhí)行者。二、被動語態(tài)的構(gòu)成被動語態(tài)由助動詞be＋及物動詞的過去分詞構(gòu)成。例如：Some new puters were stolen last night.　一些新電腦在昨晚被盜了。This book was written by 。 (3)把主動語態(tài)中的主語放在介詞by之后作賓語，將主格改為賓格。主動語態(tài)表示主語是動作的執(zhí)行者，被動語態(tài)表示主語是動作的承受者。（主動語態(tài)）　The door was 。 　被動語態(tài)的時態(tài)較常見的八種，現(xiàn)以動詞clean為例列表說明：　被動語態(tài)的句式變化：　以一般現(xiàn)在時和動詞invite為例，列表說明被動語態(tài)的句式變化：　含有情態(tài)動詞的被動語態(tài)　情態(tài)動詞的被動語態(tài)結(jié)構(gòu)為：情態(tài)動詞+be+過去分詞；其時態(tài)及句型的變化僅由情態(tài)動詞完成，be+過去分詞部分不變?！he bridge was built last ?！he room hasn39。如：　The window was blown by ?！t is believed that he is a spy. (=He is believed to be a spy.)大家相信他是個間諜。 ?。?）將主動語態(tài)的主語改為be…放在謂語動詞后?！nly he can finish the job. → 只有他能完成這項工作?！ack told us the 。　The watch looks ?！he classroom is cleaned by the students every day. 學(xué)生們每天都打掃教室。 　3．一般將來時與過去將來時(will/ shall be +done。 　4．現(xiàn)在進(jìn)行時與過去進(jìn)行時(am/ is/ are being +done。 　5．現(xiàn)在完成時(have/ has been + done)　Two hundred trees have been planted by now. 到現(xiàn)在為止，已經(jīng)種了二百棵樹了?！he found the house had been destroyed by the storm. 她發(fā)現(xiàn)房子已經(jīng)被暴風(fēng)雨摧毀。t listent listened D. was given, didn39。 .A. have taken, have been opened B. take, are openC. are taken, open B. had been broken outC. was broken out D. had broken out 16. When water______ , it will be changed into vapour.A. is heated B. heating C. has heated D. heats 17. We can39。 B. is sent upC. have been sent up D. has been sent up 21. This English song _____ often _____ by the children.A. is, singing B. is, sung C. will, sing D. was, sung windows of our house _____once a week.A. must clean B. have cleaned C. is cleaned D. are cleaned 23. When ______ the People39。t be seen D. doesn39。d like to buy that coat.I39。t B. won39。t they be mended? B. Let me have a look at it.C. How much do they cost? D. Can39。t held a meeting D. a meeting wasn39。 to keep D. are used。 of C. take。t use the puter, it____.A. was broken down B. is wrong C. is bad D. has broken down( ) 3 Great changes___in our country during the past 20 years. A. have happened B. happened C. have been happened D. were happened( ) 4 The watch has often ___ down.A. sat B. lain C. broken D. fell16( ) 1 Please pass me another cup. This one___.A. is broken B. is breaking C. broke D. broken( ) 2 The story books___ by the writer in the 1960s.A. are written B. were writtenC. are writing D. were writing( ) 3 What time ___ the door ___ every day?A. does。 close17( ) 1 Can he___himself?A. get dress B. get dressed C. gets dressed D. instead of( ) 2 He fell from his bike and ___.A. is hurt B. gets hurt C. got hurt D. hurt ( ) 3 Lookout, please keep away from the fire, or your trousers will__A. burnt B. burn C. burning D. get burn18( ) 1 The apple___very sweet.A. is tasted B. taste C. tastes D. are tasting( ) 2 You___ more beautiful in the light blue shirt.A. see B. watch C. look D. look at ( ) 3 What you said ___. like a good idea.A. heard B. listened C. sound