1.would you mind my smoking here?( ),You see the sign NO Smo

1.would you mind my smoking here?( ),You see the sign NO Smoking
A.Of course not B.Not at all C.You'd better not D.I mind
2.I remembered that the earthquake happened( )in May 2008
A.sometime B.some time C.some times Dsometimes
3.Don't worry.I'll wash all the clothes( )
A.a minute later B.in a minute C.after minute D.later a minute
4.May I go out to play?NO,you( ) you must finish you work
A.may not B.mustn't c.can't D.needn't
5.DO you mind if he( )here?
A.smoke B.smokes C smoking D ti smoke