I'll meet you outside at a quarter to eight.

　　差一刻八點，我在外邊等你。

　　It's time you got up. It's a quarter to eight.

　　該起床了，差一刻鐘就八點了。

　　They allowed you to go at a quarter to eight.

　　他們允許你7點45分走。

　　Jane: It's a quarter to eight o'clock.

　　簡：現在還差一刻鐘就八點了。

　　It's now a quarter to eight and neither of them has turned up.

　　現在七點四十五分了，兩人都還未見蹤影。