问题补充：
— Ann is in hospital.
— Oh, really? I know. I go and visit her.
A. didn , am going to
B. don , would
C. don , will
D. didn , will
答案：
A. didn , am going to
B. don , would
C. don , will
D. didn , will
解析：考查动词的时态 根据语境第一空用一般过去时态didn’t表明是说话之前不知道。根据语境第二空表示一般将来时之临时决定故用will。
