125.it took us_____ to finish the training course

题目

125.it took us_____ to finish the training course
a.one and a half month’s time
b.a month and a half’s time
c.a month and a half of time
d.a month and a half time
(答案是选B.只见过half of XXXXX)

答案

a 是错的 如果是选a的话,要该成这样才可以：one and a half months' time.注意到了吧?month应该是复数哦.
b 是对的.其实很常见的,楼主这次熟悉以后就好了.