46.--Excuse me.Could you please tell me what I need to do ne

46.--Excuse me.Could you please tell me what I need to do next?
--____.
A.Nothing.That's all.B.Nothing serious.
C.Something much.D.Anything expensive.
41.Mr Black gave the man for cleaning the windows,most of ____ hadn't been cleaned for more than a year.
A.these B.which C.those D.that
42.--Mr Green isn't in at the moment.Would you like to ____?
--Yes.Please tell him tomorrow's meeting will be at 9:30.
A.take a message B.ring again later C.call me back D.leave a message