若函数y=f(x)的反函数图象过点(1,5),则函数y=f(x)的图象必过点[ ]
A.(1,1)
B.(1,5)
C.(5,1)
D.(5,5)
答案:C
It is a truth universally ______ that a single and rich man must be in want of a wife.
A.achnowledging
B.achnowledged
C.be achnowledged
D.to achnowledge
Killip分级,心功能Ⅱ级指
A.未闻及肺部啰音和第三心音B.肺部有啰音,但啰音的范围小于1/2肺野C.肺部有啰音,且啰音的范围大于1/2肺野(肺水肿)D.肺部可闻及散在的哮鸣音E.血压<70/40mmHg