Today although           irrigation canal in the picture is still being used , it is no longer

          busy water highway.

A．a ; a

B．a; ;the

C．the; a

D．the ; the

婴儿动作的发展表现出三条规律，下列哪一项不属于这三条规律。（）

A.从整体动作发展到分化动作

B.从大肌肉动作发展到小肌肉动作

C.从上部动作发展到下部动作

D.从手部动作发展到脚部动作