(3+2)×20 (32+56)×9 (57+23)×12
3×20+2×20 32×9+56×9 57×12+23×12
克隆羊多莉的诞生与三只羊有关,它与哪只羊长的最像( )
I will go there tomorrow unless it rains. The underlined sentence means “ ”
单价x(元)
8
8.2
8.4
8.6
8.8
9
销量y(件)
92
82
83
80
75
68