—________ you playing football?
—Yes, we ________ .
A．Are；are B．Do；do C．Is；is
What would you like ____________ dinner?
A. toB. on C. for
--- Let’s clean the windows. --- ____________.
A. All right. B. Thank you. C. Me too.
My father is ______ the living room.
A. in B. under C. on
Let ______ clean the windows.
A. me B. I C. we
--- ______ is the boy? --- He is my brother.
A. What B. Who C. Where