Tom with his friends _______ to Shanghai many times before.( )
have gone
have been
has gone
has been
I can give you lots of on how to improve your speaking skills.( )
A.adviceB.wayC.idea
Whose book is this?
Kate's name is on it, so it must belong to .( )
A.hersB.sheC.her
Ben, is physics your favorite subject?
Yes, and it is important one.( )
A.aB.theC.an
Have you heard about the TV program Reader is very popular now?( )
A.whichB.whoC.where
Frank will fall behind in studies he works hard from now on.( )
A.unlessB.becauseC.if