现在完成时的时间标志词答:标志词有 already, yet, so far, as yet, lately ,recently,these days/weeks/years, until now, up to now, since+ 时间点, for+时间段,always, in the last/past( few years)。例句it is my first time I have been here.现在完成时的构成是have 和has + v现在分词构成....
现在完成时的标志性词语答:现在完成时 have/has + done 现在完成时的被动语态 have/has+been done 现在完成时的标志性时间状语already , ever , never , yet , just , before, still , lately ,since , for a long time ,up to now, until,so far,in the last few years/weeks/mouths , till...