题目内容：

5、It took us ___ to finish the work.A.one hour and a half B.one and a half hour C.one
5、It took us ___ to finish the work.
A.one hour and a half B.one and a half hour C.one a half hours

优质解答

A
one hour and a half=one and a half hours
two/three.hours and a half= two/three.and a half hours
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