Many students are not __________ the harm of staying up late into the night, which causes damage to their health.

A．well aware to

B．very aware of

C．aware that

D．well aware of

按合同规定，应进行计量并给予支付的项目必须是合同中的项目，下列（）是不予以计量的项目。

A.工程量清单中的项目

B.承包人擅自完成的增加项目

C.经批准的变更项目

D.监理人批准的计日工