义务教育法对义务教育阶段学校收费的规定是（）
A、收学费，不收杂费
B、不收学费、杂费
C、不收书本费、杂费
D、收书本费、杂费
参考答案：B
— Alice, is this your brother’s dictionary?
— Let me see. Oh, no. ______ is in his school bag.
A．Himself
B．He
C．His
D．Hers
影响缺陷定位的主要因素是什么？
