The Chinese girl asked the salesman in French ______.

问题描述:

The Chinese girl asked the salesman in French ______.
A.how much did the dress cost
B.how much the dress costed
C.what didi the dress cost
D.what the dress cost
我选了B,为什么不对?

ask 要接双宾语,the salesman 和what the dress cost
而不能接句子,A,B,C都是一句话