问题补充:
The reason his being late for school was he missed the train.
A. for because
B. why that
C. why because
D. for that
答案:
A. for because
B. why that
C. why because
(答案→)D. for that
解析:这题考查the reason,其后的介词是for,其后的表语从句是that引导,句意是:他上学迟到的原因是他错过了火车。选D。