可引起代谢性碱中毒的是
A．呼吸衰竭机械通气过度B．慢性呼吸衰竭合并休克C．慢阻肺合并呼吸道感染D．大量利尿药E．应用强心药
参考答案：D
All the books donated by the students from urban schools are said _____ to the students in rural areas
the other day. [ ]
A. to be sent
B. being sent
C. having been sent
D. to have been sent
人体工学探讨艺术设计中（）。
A.人与环境的关系
B.人与器物的关系
C.物与物之间的关系
D.科学与科学之间的关系
E.艺术与艺术之间的关系
