问题

I don’t know .When he . I will phoneyou.
A:when will be some back, comes back
B:when is he coming back, will come back
C:when he comes back, is coming back
D:when he is coming back, comes back
B:when is he coming back, will come back
C:when he comes back, is coming back
D:when he is coming back, comes back
正确答案是:
同类题型