模块二第一单元语法1.pptVIP

the present perfect continuous tense (现在完成进行时） and the present perfect tense（现在完成时）;1.To grasp the present perfect continuous tense and present perfect tense.2.To understand the differences between the present perfect continuous tense and present perfect tense.;观察思考：书上句子 I haven’t been sleeping well since I returned home. So we have been looking at other possibilities too, such as murder. ;现在完成进行时的用法：①现在完成进行时表示过去的动作持续到现在并有可能延续下去的动作。（常与 for , since 引导的时间状语连用）They have been living here for 10 years.他们在这里10年了。 I’m tired. I have been painting the room all day.我很累, 我刷了一整天房子。;②表示一个动作从过去某时开始，一直延续到说话时候刚结束。;③表示动作的重复，指断断续续。而非一直不停。e.g.We have been discussing the matter several times this year.我们今年已经数次讨论那件事情了。;She has been telephoning her husband, but there is no answer. ;Self-learning test:1. I _________________(practise) my oral English since10:30. 2. Mary_______________ (run )for 15 minutes.3. Sarah _______________(sleep) since9:00.4. Dale ______________(talk )on the phone for 5 minutes.;.;3.She had a headache because she _____too long. She ought to shop.A. has been reading B. had read  C. is reading D. read4.The boy TV all the morning.A. has watched B. had watched  C. has been watching D. watched;5.He it for two hours, and hes still watching now.A. has been watched B. watching C. has been watching D. is watching;这本书我已读了两个小时了，但我还没读完.;;现在完成时;He has lived here for 30 years.?他住在这儿三十年了。（现在还住在这儿）?;1.Both his parents look sad . Maybe they ______whats happened to him . A. knew B. have known  C. must know D. will know;点击高考;（辽宁卷24）. Joseph ______to evening classes since last month, but he still can’t say “What’s your name?” in Russian. A. has been going B. went C. goes D. has gone （山东卷30）. Up to now, the program ______thousands of children who would otherwise have died. A. would save B. saves C. had saved