A.You are welcome.  
B.I think so 
C.Yes, please.
D.The same to you.

A.I hope so 
B.Really
C.I'm glad you did 
D.The sound was nice

A.Don't worry about it.
B.Congratulations! That's a difficult course.
C.Mr. Brown is very good.
D.Good luck to you！

A.cut down  
B.cut off
C.cut across   
D.cut back

A.was
B.is
C.were
D.be

A.Sorry, it doesn't matter.   
B.So do I.  
C.Yes. It's a good idea.  
D.I don't mind

A.as
B.which 
C.like 
D.what

A.service 
B.money 
C.use 
D.chance

A.than 
B.on 
C.with
D.to

A.half pound 
B.one pound and half
C.one and a half pounds
D.one and half a pound

A.No, thanks.
B.I'm very busy now. 
C.At about
D.I don't need to go there.