问题 解答题

如果两个因数都扩大到原来的10倍,那么积也扩大到原来的10倍.______(判断对错)

答案

由分析可知,

两个因数(0除外)相乘,如果两个因数都扩大到原来的10倍,积就扩大到原来的10×10=100倍,

所以原说法是错误的.

故答案为:×.

材料分析题

小丽是我县某中学八年级学生,在她的“成长记录袋”中,有一则成长记录:我最近很烦恼:父母唠叨期中考试要考出好成绩;老师批评我上课开小差;班上一名男同学对我有好感并给我写了一封情书,我该怎么办?。

(1)请你帮小丽分析一下是哪些原因引起了她的烦恼?

                                                                                                                                                           

                                                                                                                                                           

(2)面对男同学的好感和情书,小丽考虑到有以下几种选择:

A.当众找到这位男生,严辞拒绝。

B.找恰当的时机,委婉的表明自己的态度,拒绝这位男生。

C.接受并偷偷地与这位男生开始单独交往你认为最合理的是:               。理由是什么?(友情提醒:不选的理由也要说一说。) 

                                                                                                                                                           

                                                                                                                                                            

                                                                                                                                                             

                                                                                                                                                           

(3)在家庭中,我们应该如何与父母做朋友?

                                                                                                                                                             

                                                                                                                                                             

单项选择题