No kidding? 不是讲笑？

　　A: I can finish two large pizzas in 10 minutes all by myself.

　　A: 我可以一个人十分钟内吃下二个大pizzas。

　　B: No kidding?

　　B: 不是讲笑呀?

　　这里的”No kidding?”也可说成”Are you serious?”、”Really?”、”Are you kidding me?” 之类的话。

　　A: I haven‘t seen you around lately. What are you up to?

　　A: 最近没见到你。 在忙什么呢?

　　B: I‘m working two jobs right now. It‘s killing me.

　　B: 我现在做两份工作。很累很累!

　　”It‘s killing me.” 是表示某事很折腾人的意思。

　　再如”Her singing is killing me.” 她的歌声很难听!。

　　What are you up to?

　　这句常用句的意思是：最近在忙什么?