化简:18-92-3+63+(3-2)0+(1-2)2= ___ .
找规律,写单词.1one,three,___,___,___.2biue,white,___,___,___.3teac
1 1 2 1 2 59 —+[----- + -----]+.+[___ + ___+.+___]= 2 3 3 60
常见的勾股数(1)3,4,___(2)5,___,13(3)7,___,___(4)___,15,___(5)9,___
将所给单词组成反义词.down.off.up.here,there,on 1___ ___ 2___ ___ 3___
2 2 2 2 2___+___+___+___+___ =1×3 3×5 5×7 7×9 9×11简算题
2-3的相反数是 ___ ,绝对值是 ___ .
找规律.3,9,11,17,20,___,___.1,3,2,6,4,___,____.
By the way,(1)___ (2)___ did you go to bed last night?(3)___
找规律填空.(1)1,4,9,16, ___ , ___ ,49,…(2)3,5,9,17, ___ , ___ ,12
二次函数y=3x2-2x+1的图象是开口方向 ___ ,顶点是 ___ ,对称轴是 ___ .
找规律.3,9,11,17,20,___,___,36,41……和1,3,2,6,4,___,___,12,___,……
填昆虫名,补全成语1, 噤若寒___ 2,___营苟狗3,聚___成雷 4,___ ___撼树5,______拂羹 6,