Question

昨天因为交通拥堵，他们上学迟到了。把这句话翻译成英语

Answer 1

they were late for school Yesterday,because of the traffic congestion.

Answer 2

最简单的表达方法：They were late for school because of traffic jam yesterday！

Answer 3

They were late for class yesterday because of the heavy traffic.

Answer 4

They were late for school yesterday because of the busy traffic.
They went to school late yesterday because of the traffic jam.
这两个都可以。。希望能帮上你。