Unit 3 Is this your pencil?
一、单选题（共13小题）
1．—Do Simon and Daniel play volleyball?
—
A．No,they aren’t． B．No,they doesn’t．
C．Yes,they are． D．No,they don’t．
2．—Who’s that man ______a white shirt? —He is Mr．Wu．
A．for B．at C．in D．on
3．It is kind the doctor to spend all the time he had after the patients．
A．for; look B．of; look
C．for; looking D．of; looking
4．— _______ Hobo _______ e-dog?
— Yes, it is．
A．Does; a B．Is; a
C．Does; an D．Is; an
