从大树后边跑出一只猫。

<em>A</em> <em>cat</em> ran out from behind the big tree.

他虐杀了一只猫。

He abused <em>a</em> <em>cat</em> to death.

我们有两只狗，一只猫和许多鸟。

We have two dogs, <em>a</em> <em>cat</em> and lots of birds.

一只猫正沿着篱笆的顶部走着。

<em>A</em> <em>cat</em> was walking along the top of the fence.

一只猫躺在炉火前。

<em>A</em> <em>cat</em> lay in front of the fire.

有一次他告诉我，他和他的另一个朋友看见一只猫从窗户掉了出来。

Once he told me that he and his other friend saw <em>a</em> <em>cat</em> falling out of a window.

我更喜欢第一个，因为这是一个令人兴奋的故事，一只猫从一只好斗的狗住的危险房子里逃跑了。

I prefer the first because it's an exciting story of <em>a</em> <em>cat</em> that escapes from a dangerous house lived in by an aggressive dog.

她说，“我要一只猫。

I want <em>a</em> <em>cat</em> now.

一只狗正在追逐一只猫。

A dog is runing after <em>a</em> <em>cat</em>.

波利是一只猫还是一只鸟呢?。

Is Polly <em>a</em> <em>cat</em> or a bird?