现场机具、设备、车辆冲洗、喷洒路面、绿化浇灌等用水，宜优先采用( )。
A．市政自来水B．饮用水C．非传统水源D．传统水源
参考答案：C
The young Canadian has decided _____ the 2008 Olympic Games. [ ]
A. coming and watch
B. come to watch
C. to come here to watch
D. coming here to watch
卷扬机从卷筒中心线到第一个导向滑轮的距离，无槽卷筒应大于卷筒宽度（）倍。
A、20
B、15
