端坐呼吸最常见于()
A.代谢性酸中毒
B.慢性支气管炎
C.肺叶切除术后
D.充血性心力衰竭
E.肺气肿
参考答案:D
There is _______ hot water in the cup.
A.many too
B.too many
C.too much
D.much too
下面概念中,不属于面向对象方法的是
A.对象
B.继承
C.类
D.过程调用