“你不知道我是谁吗？”她怒喝道。

'Don't you know who I am?' she stormed.

我是四姐妹当中最小的。

I am the youngest of four sisters.

我是不是挑了个不恰当的时间跟你谈话？

Have I picked a bad time to talk to you?

假如没有您，我是绝对渡不过这个难关的。

I'd never have got through it all without you.

“我是什么变化？”他柔声问道。

'How have I changed?' he asked silkily.

我是想要道歉，可是话一出口却变了味儿。

I was trying to apologize but it came out wrong.

他谈话中使用的行话对我是一团迷雾。

The jargon in his talk was opaque to me.

假如我是你的话，我会再等一会儿。

I should wait a little longer, if I were you.

我是不是听到“家庭作业”这可怕的字眼了？

Did I hear the dreaded word 'homework'?