Question

【题目】因为交通拥堵我没有按时到达机场。
I didn't get to the airport on time because there was

Answer 1

【答案】heavy traffic
【解析】根据中英文对照，句子中缺少成分“交通拥堵”。heavy（在规模、数量和力度上）超过一般的，traffic交通，heavy traffic交通拥挤，固定短语，所以答案是heavy traffic。