脑筋大转盘1.是灯不叫灯,有电不伤人,天亮就收起,暗处伴人行。(打一物)2.A班有学生50人,B班有学生42人,要使两班学生的人数相等,必须从A班调到B班多少人?3.10枝铅笔分给3个小朋友,一个小朋友得到的是双数,其他两个小朋友得到的是单数,能分吗?4.凤头虎尾。(打一汉字) Mind big turntable 1. Is the lamp is not called the lights, there is electricity does not hurt, dawn to put away, dark with people. (Hit a thing) 2.A class has 50 students, B class has 42 students, to make the same number of two classes of students, must be transferred from class A to class B how many people? 3.10 pencil points to three children, A child is a double number, the other two children get singular, can be divided? 4 crested tiger tail. (Hit a character)