问题描述：
I'm terribley sorry,____ I can't go hiking with you this Saturday.
It's ok!We can go together next time.
A so B but C and D or
应该选 B 还是C 有点纠结~
It's ok!We can go together next time.
A so B but C and D or
应该选 B 还是C 有点纠结~
问题解答：
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