put present perfect tense 在 Present Perfect tense (We have gone) and Simple ... - YouTube 的評價 ... <看更多>
put present perfect tense 在 Present perfect tense vs Present perfect continous tense 的評價 This adverbial of time is a marker of the Present Perfect Continuous tense in such case. To put it simply. Such usage happens sometimes in the vocal speech ... ... <看更多>
