a的用法归纳

a作为冠词,用于以辅音开头的单词前。

a用在以辅音字母开头，或以读做辅音的元音字母开头的单词前面。

a用在第一次提到而非特指某人或某物的单数可数名词前面。

扩展资料

She's a changed woman since she got that job.

她自从得到了那份工作，变得判若两人。

A free trade agreement would be advantageous to both countries.

自由贸易协定对两国都会有利。

Respect for life is a cardinal principle of English law.

尊重生命是英国法律最重要的原则。

For a long time his death was concealed from her.

他的死瞒了很长时间都没告诉她。

We're buying a new TV with the money.

我们要用这笔钱买一台新电视机。