It was a quarter to four and the last class began.

　　這是一個季度的四和最后一節(jié)課開始。

　　We should arrive at a quarter to four.

　　我們應該差一刻四點到。

　　You say you've got to get there at seven but it's only a quarter to four now.

　　你說你必須七點鐘趕到那兒，可是現在才四點差一刻。

　　I've got to go in a quarter of an hour

　　一刻鐘以后我就得走了。

　　The time was recorded at a quarter after five.

　　時間顯示是5點15分。