He has been here for ____.A.one and a half month

He has been here for ____.A.one and a half month He has been here for two and a half year He has been here for __.A.two and a half months 1.He has been here for a month already.(改为否定句） he has ____ here for hours A been B been away 哪个正确为什么 改错 He stayed here one and a half day He has been away _____.[ ] A.since a month B.for a month C.f one month and a half和one and a half month有区别吗? Mr.Baker has been very ill for over a month,he has been too month and a half harry is leaving .he has been here since a month ()A.before Eddy ____ for half a month.He 'll come back in two months.A.