It was a quarter to four and the last class began.
这是一个季度的四和最后一节课开始。
We should arrive at a quarter to four.
我们应该差一刻四点到。
You say you've got to get there at seven but it's only a quarter to four now.
你说你必须七点钟赶到那儿，可是现在才四点差一刻。
I've got to go in a quarter of an hour
一刻钟以后我就得走了。
The time was recorded at a quarter after five.
时间显示是5点15分。