chance可數嗎

例句：

You will each be given the chance to state your case.

你們每人都有機會陳述理由。

Come off it! We don't have a chance.

別胡扯了！我們沒機會。

It was a chance meeting that would change my life.

那次偶然的會面改變了我的一生。

The results could simply be due to chance.

這結果可能純屬意外。

There is no chance that he will change his mind.

他不可能改變主意。