题目

C.用所给词的适当形式填空，每空一词。mean choose fry spread suit【1】It's difficult for you to make a ____ between your work and your hobby.【2】The same color may have different ____ in different countries.【3】It's important for you to help people choose ____ clothing.【4】The radio ____ the news as soon as the accident happened.【5】I'd like to cook ____ rice for dinner tonight.有这样一道题：“计算：÷的值，其中x=2012．”甲同学把“x=2012”错抄成“x=2021”，但他的计算结果也是正确的．这是怎么回事？你能给予合理的解释吗？