问题
选择题
— Why didn't you go to Mike's birthday party last night?
— Well, I ______ , but I forgot it. [ ]
A. should
B. would
C. should have
D. must have
答案
答案：C
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— Why didn't you go to Mike's birthday party last night?
— Well, I ______ , but I forgot it. [ ]
A. should
B. would
C. should have
D. must have
答案：C