(
课件网) Grammar Present perfect tense Xiao Li lives in Xiamen. Now he and his friend John Martin is visiting his hometown. It _____(be) six years since they last _____(see) each other. And this is the first time John Martin_____(visit) Xiao Li’s hometown. He _____(see) quite a lot of China and _____(visit) some beautiful cities, but he thinks Xia Men is one of the most attractive places he _____(be)to. The city is lively and its people are so friendly. Xiao Li says that he feels fortunate living here. Many modern buildings _____(put up), and there are some great shopping malls in the business district. Xiao Li’s wife _____( just buy) a beautiful dress from one of the shops there. And now John Martin is starving, so they decide to park their car to have lunch in a nice little fish restaurant. Xiao Li lives in Xiamen. Now he and his friend John Martin is visiting his hometown. It _____(be) six years since they last _____(see) each other. And this is the first time John Martin_____(visit) Xiao Li’s hometown. He _____(see) quite a lot of China and _____(visit) some beautiful cities, but he thinks Xia Men is one of the most attractive places he _____(be)to. The city is lively and its people are so friendly. Xiao Li says that he feels fortunate living here. Many modern buildings _____(put up), and there are some great shopping malls in the business district. Xiao Li’s wife _____( just buy) a beautiful dress from one of the shops there. And now John Martin is starving, so they decide to park their car to have lunch in a nice little fish restaurant. has been saw has visited has seen has visited has been have been put up has just bought The Present Perfect Tense definition structure Usages adverbials The Past Simple Tense 表示动作发生在过去， 强调过去的动作对现在的影响。 present past future 肯定句： 否定句： 疑问句： 被动句： have/has + S +done S + have/has not done S + have/has done S + have/has +been done -- Has the boss left yet -- Yes, he has. leave yet Describe the picture in the Present Perfect Tense with the words given yet do your homework -- Have you done your homework yet -- Yes, I have. now The completion of the action --How long have you lived here --I’ve lived here for twenty years. --Twenty years! That’s a long time. --Yes, I’ve been here since 1976. now The continuation of the action He will come as soon as he has finished his work. future He will come as soon as he has finished his work. 在时间或条件状语从句中表示将来完成的动作。 To sum up -- Have you done your homework yet -- Yes, I have. 表示动作在说话时已经完成， 但对现在产生某种后果或影响。 I’ve lived here for twenty years. 表示动作发生在过去，一直持续到现在， 并且还可能持续下去。 Pay attetion: I have bought a new car I have bought a new car for two weeks. I have had a new car for two weeks. 瞬时性动词可以有现在完成时，但是不可以与表示时间段的时间状语连用；必须与表示时间段的状语连用时，要用相应的延续性动词来代替。 An exci ... ...
