—Sorry, it's too difficult for me and I can't manage to do it.
A:themselves
B:ourselves
C:yourself
D:itself
关于右图中①、②两地气候异同点的叙述,正确的是( )
选出与其意思相符的图片( )
二次函数y=x2+4x+5(﹣3≤x≤0)的最大值和最小值分别是____.