Question

I was late for class yesterday ________ there was something wrong with my hike.

A. when
B. that
C. until
D. because

Answer 1

答案D
此题中前一句意为“我昨天上学迟到了”，后一句意为“我的自行车出了问题”，从句意看是因果关系，因此应用because引导后句作为原因状语从句，表示主句动作I was late for class发生的原因。