( ) --Whose is ball is this?
--It is _______ball.
A. Li Lei B. Li Yan C. Ken’s
_______ do you get up in the morning?
A．What B．When C．Which
Let's go ________ together.
A．hike B．hiking C．swiming
Thank you for ________ me.
A．helping B．helpC．helps
I often ________ my homework ________ 6：50 in the evening.
A．do；in B．does；at C．do；at
—What do you do on the weekend?
—I like music.I often ________ on the weekend.
A．play football B．play the piano C．play sports