( )—I usually go there by train. —Why not__________ by boat for a change?
______ they playing sports? A.AreB.IsC.Am
He’s _______ an e-mail. A.writingB.writeC.written
This is _______ duck. A.myB.anC.you
---__________? ---They are listening to music. A. What do they do? B. What are you doing? C. What are your grandparents doing?
There is a call ____ you. A.forB.on C.at