在我国提倡的一系列职业道德规范中,属于最基本或者最低层次要求的是()。
参考答案:爱岗敬业
若在区间[-1,1]上,函数f(x)=x3-ax+1≥0恒成立,则a的取值范围是______.
Though many extra planes and trains are used to carry passengers, traffic tools are still
needed during “May Day” holidays.[
A.eagerly
B.badly
C.equally
D.slightly