题目内容：
— I was so sure that our experiment was going to succeed, but something went wrong at the last moment.
— ______, but don't give it up. A. You don't mean that
B. Find out the reason
C. Never mind
D. I'm sorry to hear that.
正确答案：
D
考点核心：
日常用语的概念：
日常用语就是日常生活中的交际用语，如：Thank you. Sorry.等 谚语是人们生活中常用的现成的话。谚语类似成语，但口语性强，通俗易懂，而且一般都表达一个完整的意思，形式上差不多都是一两个短句。 例如：He laughs best who laughs last. 谁笑到最后，谁就笑得最好。 No pains, no gains. 没有付出，就没有收获。
