--- Do you know ______the Browns left Nanjing? --- I'm not sure about the date. I only remember it was a Saturday.
A.if B.why C.how D.when正确答案D
--- Do you know ______the Browns left Nanjing? --- I'm not sure about the date. I only remember it was a Saturday.
A.if B.why C.how D.when正确答案D