Laura was happy ____ by so many kind-hearted friends when she had a serious operation in hospital.

A．to support

B．to be supported

C．being supported

D．supported

下面的( )不属于总监理工程师代表的职责。

A．审查设备供应商及承包商提出的设备价格结算

B．调解业主与设备供应商及承包商之间的合同争议

C．主持编写监理规划

D．监督承包商严格执行合同