来自邵福庆的问题
【Canyoutellme___?A:whythetrainwaslateB:whythetrainislate】
Canyoutellme___?A:whythetrainwaslateB:whythetrainislate


【Canyoutellme___?A:whythetrainwaslateB:whythetrainislate】
Canyoutellme___?A:whythetrainwaslateB:whythetrainislate
B
其实A也成立