— __________! I have a meeting to attend that day. Thank you all the same.
A:What a pity
B:Good luck
C:Never do it again
D:Well done
某“数学兴趣小组”根据学习函数的经验,对函数y= −4x+6(x−2)2 的图象和性质进行了探究,探究过程如下,请补充完整:
下列有关体温调节的叙述错误的是