c3:put the verbs in brackets in the present perfect tense 1>She(live) with her aunt since she was ten. 2>I(wait) for two hours,but she(not come) 3>This is the first time they(be) to Ha Noi. 4>We(not be) there since Christmas. 5>(you/ever see) that film before? 6>How long(you/study) English?-For 4 years.