幼儿文学的想象特别强调（）。
A.科学性
B.逻辑性
C.创造性
D.现实性
参考答案：D
An excellent musician can not only sing songs wonderfully but also ______ songs and even play several kinds of musical instruments.
A．direct
B．compose
C．perform
D．act
简述呼吸衰竭的诊断标准
