老子认为,取法“自然”,就需要()
A.“治身”
B.“治人”
C.“治心”
D.“治学”
参考答案:C
I felt greatly honored ____ when I took part in my friend’s birthday party.
A.to welcome
B.welcoming
C.to be welcomed
D.welcomed
若函数f(x)=loga(x+1)(a>0,a≠1)的定义域和值域都是[0,1],则a等于______.