Do you know_________?A.when he has come B.why he didn't come C.if he comes tomorrow
问题描述:
Do you know_________?A.when he has come B.why he didn't come C.if he comes tomorrow
D.whom is he looking for
为什么是B
答
A不要用完成时
C改成if he will come tomorrow.才对
D改成whom he is looking for才对
所以B正确,B语序正确