18. ---- Are you free after school? ---- Sorry. I’ve planned to treat a friend of mine to dinner _______for his help.
All we have is 24 precious hours a day and therefore we shall waste ______
We are so tired. ______ we could take the day off tomorrow!
—How do you like ______ movie Finding Mr. Right? —Fantastic! I haven’t seen ______ better one recently.
You’d better ______ your flight reservation at the latest 3 days in advance.
He didn’t make ______ at all in yesterday’s negotiation. What happened to him?