Well, time to love you and leave you.
唉，我該走了，不想走也得走哇。
It would be a good idea to call before we leave.
我們出發之前打個電話是個好主意。
What time do you leave the house in the morning?
你早晨幾點出門去上班？
You don't need to leave yet, do you?
你不必現在就走吧？
He told me to leave ─ or words to that effect.
他叫我離開，或諸如此類的話。