do you know 可作插入语吗?
A.When do you know the movie starts?
B.Do you know when does the movie start?
C.Do you know what time the movie starts?
D.At what time do you know the movie starts?
这四个句子哪个对哪个错呢？假如有错错在哪儿？谢谢！
A. When do you know the movie starts?——误
B. Do you know when does the movie start? ——正
C. Do you know what time the movie starts? ——正
D. At what time do you know the movie starts? ——误
你的问题这里有些类似解答：
https://www.cpsenglish.com/question/52342
