Allen, shall we go to the bookstore this afternoon?
I'm sorry, David, but I ______________meet my cousin at the train station.( )
A.have toB.canC.mayD.could
Many modern trains in the world_____in Zhuzhou.( )
A.are creatingB.created
C.are created
Polly has been ill for three days but she is a lot_____today.( )
A.bestB.betterC.good
People remember the first traveler from England____came to live in America.( )
A.whichB.whereC.who
He likes watching the fifth channel._____channel is about sports.( )
A.AnB.TheC.A
We are not allowed to laugh when we_____.( )
A.ateB.have eatenC.are eating