发展农村必须走现代化。
参考答案：发展农村必须走现代化的路子。
There are different resolutions. Some of them _____ self-improvement.
A．kinds of, have to do with
B．kind of, have to do with
C．kinds, have do with
D．kinds, have nothing to do with
以下哪种后缀是图片格式（）
A..txt
B..jpg
C..avi
D..wav
