9:45用英语怎么表达

Let me see. it's a quarter to ten now.

让我看看。现在差一刻十点。

The clock on the wall said a quarter to ten.

墙上的钟表明差一刻十点。

Our train is leaving at a quarter to ten is not it?

我们的火车是九点四十五发车对吗？

It's a quarter to ten now.

现在差一刻十点。

It's a quarter to ten. I must finish the quiz quickly.

差一刻十点，我得赶快完成测验。