現(xiàn)在完成時態(tài)的復(fù)習(xí)

1、現(xiàn)在完成時態(tài)的復(fù)習(xí)一、現(xiàn)在完成時態(tài)的概念1、現(xiàn)在完成時態(tài)表示過去某個時間點開始發(fā)生的動作，一直持續(xù)到現(xiàn)在。2、現(xiàn)在完成時態(tài)表示過去發(fā)生的動作，對現(xiàn)在所造成的影響或結(jié)果。二、現(xiàn)在完成時態(tài)的結(jié)構(gòu)have/ has + 過去分詞助動詞如： have / has worked have / has arrived have / has studied have / has done2011-46. ( ) Your English teacher has never lost his temper, _ he? A) has B) hasnt C) did D) didnt2008-37. ( ) P

2、lastic bags have caused serious environmental pollution, _? A) havent they B) have they C) dont they D) do they2010-67. 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、現(xiàn)在完成時態(tài)三種基本的句子種類1、肯定句He has worked as a teacher f

3、or 3 years.2、否定句He hasnt worked as a teacher for 3 years.3、一般疑問句Has he worked as a teacher for 3 years?We have had dinner.We havent had dinner.Have you had dinner?四、現(xiàn)在完成時態(tài)的用法（1）1、現(xiàn)在完成時態(tài)表示過去某個時間點開始發(fā)生的動作，一直持續(xù)到現(xiàn)在。 2010He began to work as a teacher in 2010.He has worked as a teacher for 3 years. 3 years

4、Now he still works as a teacher. since2013forHe has worked as a teacher since 2010. 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 2010). 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 long2010-

5、41. ( ) The Harry Potter books _ pretty popular since they were published. A) become B) will become C) have become D) are becoming2007-42.( ) Nancy _ lots of charity work in her free time since she entered college. A) has done B) will do C) was doing D) is doing2006-43. ( ) Jenny _ with a Chinese fa

6、mily for two years. Now shes used to the life in China. A) stays B) would stay C) is staying D) has stayedAD2008-68. Mr Smith has taught in our school for three years.（對劃線部分提問）（對劃線部分提問） _ _ has Mr Smith taught in our school ?2013-38. ( ) _have you been in the sports club? Since the first month I cam

7、e to the school. A) How old B) How long C) How much D) How soon四、現(xiàn)在完成時態(tài)的用法（2）2、現(xiàn)在完成時態(tài)表示過去發(fā)生的某一個動 作，對現(xiàn)在所造成的影響或結(jié)果。We have had dinner.Mike hasnt got to school.五、現(xiàn)在完成時態(tài)的一些注意點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 h

8、ad dinner yet.Have you had dinner yet?（already用于肯定句中，一般置于句中，助動詞后。）（yet用于否定句和疑問句中，一般置于句尾。）2009-40. ( ) 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 ShanghaiBeijingShanghaiBeijingThey hav

9、e been to Beijing twice.他們?nèi)ミ^北京兩次。（已經(jīng)從北京回來）They have gone to Beijing.他們?nèi)ケ本┝恕＃ㄟ€沒有從北京回來）2007-68. 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 many2008-70.Junior 3 students began to learn chemistry a year ago.（保持句意基本不變）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)borrow（borrowed）die (died)join (