— Why couldn't they meet us at five o'clock? — Because they were delayed by ______.[ ]A. h

题目简介

— Why couldn't they meet us at five o'clock? — Because they were delayed by ______.[ ]A. h

题目详情

— Why couldn't they meet us at five o'clock?
— Because they were delayed by ______.

A. heavy traffic
B. heavy traffics
C. crowded traffic
D. crowded traffics
题型:单选题难度:中档来源:专项题

答案

A

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