Question

—Could you tell me __________ yesterday?
—Because my bike was broken on my way here

1. A.
   why you came late
2. B.
   why do you come late
3. C.
   why you come late
4. D.
   why did you come late

Answer 1

A
英语宾语从句中一般用陈述语序。根据上文时间状语yesterday昨天，可知从句中描述的是过去发生的动作，故从句中用一般过去时态。选项D为倒装语序，故选A。
考点：宾语从句