问题补充:
---Harry Potter Ⅶ will be on this Saturday evening. Would you like to go to see it with me?
--- No, thanks. I it.
A. see
B. have seen
C. saw
D. will see
答案:
A. see
(答案→)B. have seen
C. saw
D. will see
解析:根据答语内容No, thanks,可知之前已经看过了,故选答案为B,表示已经···。