The 2014 Youth Olympic Games _______ in Nanjing next year.

_____peoplearethereinyourfamily? [ ]

Helen is 15 years old, and Joan is 15, too. So Helen is ____ Joan.

_____ has Mr. White been a member of Greener China since he _____ to China?[ ]

Someone is knocking at the door. Who may it be? —It ______ be Tom. He is still in the school.