How old are you?

您多大岁数了？

What's this in English?

这个用英语怎么说？

Hello, Mimi! You look like Lucy's hat!

你好，咪咪，你真像露茜的帽子呀！

Is it your sister, Kate?

是你的妹妹，凯特？

Let me have a look. Oh, here it is. But it's an old one. Where is my new one?

让我看看，在这里，这是那个旧的，我那件新的哪去了呢？

Behind the house there is a tree.

房子后面有一棵树。