Kate is not tidy. Her clothes are everywhere — on her bed, on the sofa and under the chair.
— Are the two boys in this photo_______ volleyball? — No, they aren’t. They are_______ tennis.
— Are these your English books? — Yes, ________.
. — is your brother? — A doctor for the children.
—Are these your goldfish? — Yes, please give to .
一Would you like to buy an MP3 for your birthday? 一______.