昨晚我直到八点钟才离开办公室。

I didn't leave the office until <em>eight</em> <em>o'clock</em> last night.

正好（大约）八点钟。

It's just(about) <em>eight</em> <em>o'clock</em>.

他的就寝时间是八点钟。

His bedtime is <em>eight</em> <em>o'clock</em>.

我今天八点钟就来了。

Arly as <em>eight</em> <em>o'clock</em> this morning.

我今天八点钟就来了。

C. I came here as early as <em>eight</em> <em>o'clock</em> this morning.

如果你方便的话，请在八点钟来。

If it is convenient to you, please call at <em>eight</em> <em>o'clock</em>.

书记说，谈话将在八点钟开始。

The secretary said that the talk would begin at <em>eight</em> <em>o'clock</em>.

八点钟可以吗？

How about <em>eight</em> <em>o'clock</em>?

当然。八点钟好吗？

Sure. Is <em>eight</em> <em>o'clock</em> alright?

请你来日诰日八点钟到这里来，行吗？

Will you be here in the <em>eight</em> <em>o'clock</em> tomorrow?