在签订共用设施设备外包管理合同时要注意保证签约主体与( )一致。
A．责任主体
B．权利主体
C．实施主体
D．管理主体
参考答案：C
造句。
1．不但……而且……
2．坚持不懈
3．报酬
In China students _______ greet the teachers when classes begin. [ ]
A. are supposed to
B. are suppose to
C. suppose to
D. are supposing to
