Do you know _____they call this in French A.how.B.why 可是A也解释的通啊...

问题描述:

Do you know _____they call this in French A.how.B.why 可是A也解释的通啊...
Do you know _____they call this in French
A.how.B.why

单独把这个句子拿出来,从语法上来说都可以.
选B估计是看具体的语法环境,前后的对应