《奚我后》是（）的作品。
A、齐白石
B、徐悲鸿
C、靳尚谊
D、陈丹青
参考答案：B
John walks ____________ the road with his mother. [ ]
A. to
B. down
C. in
We have no paper ().
A．write
B．to write
C．writing on
D．to write on
