The bed piano allows a music lover to play ____ piano while he is lying in bed．（ ）
A．aB．anC．/D．the
Excuse me， Mr．Wang． Do you know ？ Yes． It's on May 20th．（ ）
A．when is the school trip
B．how we can go there
C．when the school trip is
He can pick up the table with one hand． strong boy he is!（ ）
A．HowB．WhatC．What a
It's said that Tina will go to Canada by herself．
Yes． of her parents will go with her．（ ）
A．BothB．NeitherC．Either
If buildings fall down with people inside，the snake robots can help ____people under the buildings．（ ）
A．take upB．look forC．cut up
Have you ever to Caozhou Peony Garden？ Yes，I there last year．（ ）
A．been；wentB．gone；wentC．been； gone