问题
选择题
—I'm sorry I'm calling you so late．
—_____.
A. No problem
B. You're welcome
C. That's okay
D. I'm all right
答案
答案：C
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—I'm sorry I'm calling you so late．
—_____.
A. No problem
B. You're welcome
C. That's okay
D. I'm all right
答案：C