题目
“Why couldn’t they meet us at five o’clock?” “Because they were delayed by _________.”A. heavy trafficB. heavy trafficsC. crowded trafficD. crowded traffics
“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
题目解答
答案
A. heavy traffic