20.It takes me ______ to finish the work.A.one and a half hour B.one hour and a halfC.one and h

20.It takes me ______ to finish the work.A.one and a half hour B.one hour and a halfC.one and h
20.It takes me ______ to finish the work.A.one and a half hour B.one hour and a halfC.one and h

20.It takes me ______ to finish the work.A.one and a half hour B.one hour and a halfC.one and h
B
这种关于half的时间问题都是前面说时间+and+a half

B.(one hour and a half=one and a half hours)

one hour and a half