订单处理技术水平影响订单处理实效。
参考答案：对
He loves junk food, he tries to only once a month.[ ]
A. but; eat
B. but; eat them
C. and; eat
D. but; eat it
程序设计语言通常分为
A．4类
B．2类
C．3类
D．5类
