-Did you wash your clothes?-No,I wanted to but I ____ visitors.

问题描述:

-Did you wash your clothes?-No,I wanted to but I ____ visitors.
A.am having B.have C.had D.不填
请说明理由

C
你洗衣服了吗?
没有.我想洗呢,但我有客人来.
有客人,而且发生在过去,所以用had