---Unfortunately, I left my keys at home.
---______. I have an extra set.A.Bad luckB.Not to worryC.Don’t mention itD.That’s right
网友回答
B解析Bad luck 意为“倒霉”;Not to worry意为“别担心”;Don’t mention it意为“不用谢”;That’s right意为“对了”。上句“不幸的是我把钥匙忘在家里了”,根据答语后句“我有额外的一套”可知,