harry is leaving .he has been here since a month ()A.before

harry is leaving .he has been here since a month ()A.before He has been away _____.[ ] A.since a month B.for a month C.f It is a week since he has been to BeiJing. Jim ____ here since he came here.A.has been working B.works He has been here for ____.A.one and a half month It has been a month since I have seen you. Joseph______to evening classes since last month.A.has been g 1.He has been here for a month already.(改为否定句） He is not here,He _____ aboard on business A.has been B.has he has c___ a lot since he came here it is 3 years since he has been a doctor 怎么翻? he has been a soldier since last year同义句