—HowfarisitfromTianjintoChangsha？—Itisa

问题详情：

— How far is it from Tianjin to Changsha？

— It is a _______ flight from Tianjin to Changsha.

    A．2-hour-long                                         B．2-hours-long

    C．2 hours’ long                                       D．2 hour long

【回答】

A

知识点：构词法

题型：选择题