问题补充：
--- I’m sorry I have broken your teapot.
--- .
A. Don’t be sorry
B. Sorry to hear that
C. Forget it
D. Don’t worry
答案：
A. Don’t be sorry
B. Sorry to hear that
(答案→)C. Forget it
D. Don’t worry
解析：此处forget it.意为“没关系，别挂在心上。”
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