—HowlongwillittakeyoufromShanghaitoParisbyair?—Iamnotsu...

问题详情：

—How long will it take you from Shanghai to Paris by air?

—I am not sure， it is about a ___________． 

A．13-hour trip            B．13-hour flight          C．13-hours flight D．13 hours trip

【回答】

B

知识点：构词法

题型：选择题