Can we get everything ready by the weekend?—It all depends on ________ we can get Mr.Green’s cooperation.

Would you mind if I smoked here— _________. It’s a non-smoking area here.

Tom failed ______ the experiment yesterday.

Will Mary go for a picnic with us tomorrow? — She says she won’t go, but I say she ____, with no excuse.[ ]

Parents complain their children are behaving unreasonably _____children consider their parents to be old-fashioned