计算: ( - 1 ) 2016 - ( 2 - 3 ) 0 + 25 .
(2011山东东营,18,3分)计算:
(20011江苏镇江,18,4分)计算:sin45°;
计算:
计算:+|-2|++(-1)2011.
(2011广东湛江21,6分)计算: