初中语法现在完成时精要.ppt

1.Mother ___me a new coat yesterday. -I ____ it on. It fits me well. A. had made…have tried B. made…have tried C. has made…tried D. made…tried “He ____to draw horses already”. “When_____ he ?” “ Last year “ A. learned…has B. learned…did C. has learned…has D. has learned…did 4.____ you _____ the text yet ? Yes, we ____ it two hours ago. Did…copy…did Have…copied…have C. Have…copied…did D. Did …copy…had .Where ______ John _______ ? --To the library. He _________ there for an hour. A.has…been…has gone B. has…gone…has been C. did…go…went D. did…be…went We ___ trees last Sunday. So far we ___ over 3,000 trees there. A. planted；planted B. planted；have planted C. have planted;Planted D. have planted;have planted 1.The old woman died two years ago. The old woman _____ ______ ______ for two year. 2.Jim has studied in Australia for three years. Jim has studied in Australia_____ three years _____. Pay attention 注意 1.现在完成时句中常见的时间状语 A.表示从过去一直持续到现在,不能是具体过去时间 ( 1).for+表示一段时间的短语 ( 2).since+表示过去时间点的词语 ( 3).since+表示过去时间的时间状语从句 eg.I have been a teacher ______ a year. He has been at this school _______ 1992. We have learned 1,000 English words _______ we came to this school. for since since B.just,already,yet,before/ ever,never 有此类副词时,常强调动作完成,不强调动作的持续. eg.Have you _____been to Japan? I have _____ finished my homework. I have finished my homework ______. I haven’t finished my homework ____. ever just already yet 2.区分短暂性动词与持续性动词. 表示短暂性(瞬间性)的动词在现在完成时的句中不能和一段时间连用.短暂性的动词如：come，go，join，leave，buy等，在完成时态中不能与for,since短语或How long等引起的时间状语连用。 I have bought this pen for two months. I have had this pen for two months. How long have you _____ this pen. had The teacher has left. The teacher has been away for half an hour . (be away) 改错 How long have you become a league member？ For more than one year. Have you arrived here since last night? Yes，you’re right. He has gone to Shanghai twice. How long ha