1.---All sales are final.That means you can't return anything you've bought.
---_______.
A.I apologize for that.B.Up to you.C.No way!D That's ridiculous!
2.---______ confidence,he gave up the English speech contest.
---Oh dear!What a pity!
A.Lacking B.Lacking of C.Lacked D.Lacked in
3.David had intended to help but what in fact he had done only _____ things worse.
A.making B.having made C.made D.to make