---Have you finished your work yet?---No, not yet. I think it'll take _____ ten minutes.
Do they work _____ the day time or _____ night?
Lily had left ______ the time we arrived.
He arrived _______ Shanghai _______ the morning of January 5.
Jack was about to lock the door when he just _____ time he remember his key.
Don’t write the letters ______ pencil but ______ ink.