A:晚上九点到十一点
B:晚上十一点到次日一点
C:凌晨五点
(2015•滨州)下列运算:sin30°=32,8=22,π0=π,2﹣2=﹣4,其中运算结果正确的个数为( )
1337与382的最大公约数为( )
—________ you play the piano for us?—Sorry, I can't play the piano, but I can sing for you.