宇，Unit 3，Is this your pencil? 句子
1、这是我的书。
This is my book.
2、这不是我的书。
This isn't my book.
3、那是你的玩具小汽车。
That is your toy car.
4、这是你的铅笔吗?
Is this your pencil?
5、是的，它是。
Yes, it is.
6、那是我的橡皮吗?
Is that my rubber?
7、不，它不是。
No, it's not.
8、那是一本英语书吗?
Is that an English book?
9、是的，它是。
Yes, it is.
10、你的尺在哪里?
Where is your ruler?
11、它在那边。
It's over there.