现在完成时态.ppt

:have/has+:。常和一些副词连用(always,yet,just,ever,never,before,twice等)。要和表示一段时间的时间状语连用(for+时间段,since then, so far, since+时间点,since+ago短语,since从句,in the past +时间段) been in+地点名词,表示呆在某地多久,要和实践锻连用。 been to+地点名词,表示曾经到过某地,但已回来。不与实践锻连用。 gone to+地点名词,表示去了某地,还未回来,不与时间段连用。(略) Li___(work) in this school for 20 years. father___(be) in Beijing for 10 years. ___(be) to Beijing twice. 4.-Where is Li Ming? -He___(go) to the library. father___(go) to Nanjing. She___(go) there last :改错:She has bought this jacket for 10 years. My brother has joined the army since two years ,go,begin start,finish,die, find,buy,borrow,sell,leave,put on,get up,arrive,receive, e,join等,只能表示极其短暂的动作,而没有持续的长度。即动作发生后立即结束,这样的动词成为瞬间动词(终止性动词、短暂性动词、顺时性动词)。用法如下:,不能和表示一段时间的时间状语连用,也不能用于how long 引导的疑问句中。而要把瞬间动词转化为be+adj/adv/介词短语的形式。常见的短暂性动词及其连用时间段的转换与有,e-be, borrow-keep, buy-have5begin/start--be on, come/go/arrive/get-be here/there/in come back-be back, join-be in/a /an+n, die-be dead fall asleep/ill-be asleep/ill, get up-be up,finish-be overget to know/recognize-know, leave-be away(from)go out-be out, catch/get/take a cold-have a coldget to bed/go to sleep-be asleep, open-be openclose- be closed等。6改正下列句中的错误:Mr Li borrowed the book for two film has begun since five minutes Li e to China two years ’ll leave the school for one ,通常用以下几种方式进行转换:1)将瞬间动词改为be+adj/adv/介词短语His father died 10 years ago. His father___ ___ ___for 10 years. His father___ ___ ___since 10 years ago. 2)用瞬间动词的一般过去时态+ago短语His father died 10 years )用It is+时间段+since从句(从句中用一般过去时态),相当于:It has been+时间段+since从句。It is/has been ten years since his father died. 4)用时间段+has passed+since 从句(从句中用一般过去时态) Ten years has passed since his father )Tom came to China last year.(同)Tom___ ___ ___China for o