1、如今完成時態(tài)的復(fù)習(xí)如今完成時態(tài)的復(fù)習(xí)2019年12月一、如今完成時態(tài)的概念1、如今完成時態(tài)表示過去某個時間點開場發(fā)生的動作，不斷繼續(xù)到如今。2、如今完成時態(tài)表示過去發(fā)生的動作，對如今所呵斥的影響或結(jié)果。二、如今完成時態(tài)的構(gòu)造have/ has + 過去分詞助動詞如： have / has worked have / has arrived have / has studied have / has done2019-46. ( ) Your English teacher has never lost his temper, _ he? A) has B) hasnt C) did D) di

2、dnt2019-37. ( ) Plastic bags have caused serious environmental pollution, _? A) havent they B) have they C) dont they D) do they2019-67. Your mother has never tried shopping on the Internet.改為反義疑問句 Your mother has never tried shopping on the Internet，_ _?AAhas she 三、如今完成時態(tài)三種根本的句子種類1、一定句He has worked

3、 as a teacher for 3 years.2、否認句He hasnt worked as a teacher for 3 years.3、普通疑問句Has he worked as a teacher for 3 years?We have had dinner.We havent had dinner.Have you had dinner?四、如今完成時態(tài)的用法11、如今完成時態(tài)表示過去某個時間點開場發(fā)生的動作，不斷繼續(xù)到如今。 2019He began to work as a teacher in 2019.He has worked as a teacher for 3 y

4、ears. 3 yearsNow he still works as a teacher. since2019forHe has worked as a teacher since 2019. A：How long has he worked as a teacher?He graduated from university.He has worked as a teacher since he graduated from university (in 2019). B：He began to work as a teacher.自從。以來自從。以來_用用How long提問提問BCHow

5、long2019-41. ( ) The Harry Potter books _ pretty popular since they were published. A) become B) will become C) have become D) are becoming2019-42.( ) Nancy _ lots of charity work in her free time since she entered college. A) has done B) will do C) was doing D) is doing2019-43. ( ) Jenny _ with a C

6、hinese family for two years. Now shes used to the life in China. A) stays B) would stay C) is staying D) has stayedAD2019-68. Mr Smith has taught in our school for three years.對劃線部分提問 _ _ has Mr Smith taught in our school ?2019-38. ( ) _have you been in the sports club? Since the first month I came

7、to the school. A) How old B) How long C) How much D) How soon四、如今完成時態(tài)的用法22、如今完成時態(tài)表示過去發(fā)生的某一個動 作，對如今所呵斥的影響或結(jié)果。We have had dinner.Mike hasnt got to school.五、如今完成時態(tài)的一些留意點3、瞬間動詞和延續(xù)性動詞的轉(zhuǎn)換2、have/has been to 和 have/has gone to 的區(qū)別1、already 和yet 的用法1、already 和yet 的用法We have already had dinner.We havent had d

8、inner yet.Have you had dinner yet?already用于一定句中，普通置于句中，助動詞后。yet用于否認句和疑問句中，普通置于句尾。2021-40. ( ) I _ you already that washing hands often will help prevent the A-H1N1 Flu. A) tell B) told C) have told D) am tellingC2、have/has been to 和 have/has gone to 的用法 ShanghaiShanghaiThey have been to twice.他們?nèi)ミ^北京

9、兩次。曾經(jīng)從北京回來They have gone to .他們?nèi)ケ本┝恕＿€沒有從北京回來2019-68. Mr and Mrs Brown have already been to China twice. 對劃線部分提問 _ _ times have Mr and Mrs Brown been to China? How many2019-70.Junior 3 students began to learn chemistry a year ago.堅持句意根本不變Junior 3 students _ learned chemistry _a year.3、瞬間動詞和延續(xù)性動詞的轉(zhuǎn)換havefor常見的瞬間動詞 延續(xù)性動詞begin (began) to do buy (bought)borrowborroweddie (died)join (jo