我有一个蓝色的尺子。

I have a blue ruler.

这些尺子是什么颜色？

What colour are the rulers?

我不需要铅笔或尺子。

I don't need any pencils or rulers.

你的尺子在椅子下面。

And your ruler is under the chair.

统治者用尺子画直线。

The ruler used a ruler to draw straight lines.

简，这是你的尺子吗？

And Jane, is this your ruler?

我还有一块橡皮和一把尺子。

I also have an eraser and a ruler.

我需要一些新铅笔和一个新尺子。

I need some new pencils and a new ruler for school.

它不是尺子。

It is not a ruler.

我找不到我的尺子。

I can't find my ruler.