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

问题描述:

He has been here for ____.A.one and a half month
He has been here for ____.
A.one and a half months
B.one and the half months
C.one and a half month
D.one and a half of month

选A,表示两个半月用:two and a half,并且month是可数名词,故用复数!