3B

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/07/14 09:29:13

解题思路： 54 What festival do you like best? 55 Why do you like it、 56 What do you do on that day? 57Why do you do it? 58Do you celebrate Christmas?
解题过程：
54 What festival do you like best?
55 Why do you like it、
56 What do you do on that day?
57Why do you do it?
58Do you celebrate Christmas?
最终答案：54 What festival do you like best?55 Why do you like it、56 What do you do on that day? 57Why do you do it? 58Do you celebrate Christmas?

A=B+B+B+B+B+B+B+B+B+B+B+B+B+B+B A-B×3=C C+2×7+2=1 3B 画画中使用的铅笔HB,2B,3B,4B,5B,6B,7B,8B. 求行列式D=a b b b的第四行元素的代数余子式之和 b a b b b b a b 1 2 3 4 计算：3a+4b/a-b+3b/b-a-4a/a-b 3a/a-4b +a+b/4b-a -7b/a-4b 2b,3b,4b,5b,6b绘画铅笔,怎么用啊怎样用2b,3b,4b,5b,6b铅笔绘画?画漫画的 3a(a-b)-5b(a-b) 化简：|a+b|+|b+c|-|a-c|+3|c-b| 1.（a-b)^2（b-a)^3(a-b)^-4 3a+2b用a+b,a-b表示