现在完成时复习

配置：have(assistant)p . phas(第三人称单数assistant)p . p、PresentPerfectTense，如果现在完成，havenot往往会减少为havent。哈斯经常缩写为哈森 t 。现在完成时使用，I .根据括号内的要求完成以下每个空单词(包括缩写):1.Myparentshavecomebackalready .(改为否定句)my parents _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _theboyshaveneentasm lotsoftimes。(改为一般疑问句)_ _ _ _ _ _ _ _ _ _ _ _ _ _ tojapanlotsoftimes？have been、haven tcome、yet、exercises、3。hasiyoursistrgonetothebookstore？(作出肯定的回答)_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ . 4。iavebeen ntthemeparkthreetimes。(询问下划线部分)_ _ _ _ _ _ _ _ _ _ _ _ _ _ time have youbentthemepark？5.themoviehasbeenonforhalfanhour。(询问有关划线部分的问题)_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ hasthemoviebeenon？howmany、yeshas、howlong、ii。请按照括号内给定动词的提示完成以下句子或对话。1.I _ _ _ _ _ _ _ _ _ _ _ _ _ _(work)inthiscityfor 7 years . 2 .-how long _ _ _ _-since she _ _ _ _ _ _ _(get)anew jobhire，has lived，have worked/worked，got，3。howmany words _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _(learn)sincetworyearlog？4.my mother _ _ _ _ never _ _ _ _ _ _ _ _(hear)of thisman . 5 . Tom _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _For和since引导的时间副词可以互相转换。PresentPerfectTense，现在完成时，e . g . myunclehasrworkedatthisfactoryenyears。=myunclehasrworkedatthisfactorysys incetenyearago . I velived heresince 1990 . iaven tseenhimforthreeyears .在这个使用中，表示持久性的动词必须是除否定句外的持久性动词。1.这本书我买了5年了。Iave boughthebookmforfiveyears。()I vehadobooksforfiveyears。()，句子中动词的特征，2。你哥哥参军多久了？howong has yourbrotherjoined thearmy？()howong has yourbrotherbeningthearamy/been a soldier？()，-1。当前完成时转换成相应的连续性动词。borrow-keep buy-haventon-wearcat chacold-havaeardgettoknow-knowgettosleep-sleep，持久动词和持久动词之间的转换，2 . be形容词/副词/介词/名词 begin/start-beon go out-beout close-beopengetto/arrive/reach-be(iii他去过北京。(看来人回来了)HehasgonetoBeijing。他已经去了北京。Have/hasbeen(t