英语单选初三.求详解我觉得在这里visited和have visited没什么区别啊.
英语单选初三.求详解我觉得在这里visited和have visited没什么区别啊.
-- Would you like to visit Guangzhou with me this summer vacation?
-- No. I ________ it before. Besides,it's hot and humid in summer.
A.visit B.visited C.will visit D.have visited
为什么不能用visited而要用have visited?