采用（）挡出钢一次渣。
A.挡渣球
B.挡渣锥
C.挡渣塞
D.挡渣棒
参考答案：C
---- Jack, will you come with me to the cinema this Sunday?
----____, Bob, but I promised my Mum I would do my homework at home.
A．My pleasure
B．Thanks
C．Take it easy
D．Forget it
She ________ sports every day. [ ]
A. play
B. playing
C. plays
D. plaies
