Question

【题目】It took us _________ to finish the work.

A.two and a half hoursB.two hour and a half

C.two hours and halfD.two and a half hour

Answer 1

【答案】A

【解析】

句意：完成这项工作花费了我们两个半小时。

根据几个半小时的表达方式为“数词+ hours and a half或数词 and a half hours”，所以两个半小时可以表达为two and a half hours或two hours and a half，故答案选A。