题目

The Fitting-in of Suzy KhanThe first time I saw Suzy Khan, I knew I had to help her. She was really small for her age of 12. The boy in my class often________about her and laughed their heads off. She would open a book, pretending to read, with tears dropping on the open page.All I knew was that she was an orphan(孤儿) from Africa. She had just been adopted by a family in town who________that the best way for her to learn American ways of life was to be with American kids. I looked down at this _______girl and promised myself that somehow I would help her.But how could I help her________in w8．如图所示，放在水平桌面上的条形磁铁和铁块均处于静止状态．下列有关说法正确的是（　　）A．铁块受到磁铁的吸引力和磁铁受到的铁块的吸引力是一对平衡力B．铁块受到的磁铁的吸引力大于磁铁受到的铁块的吸引力C．磁铁与桌面间的摩擦力和铁块与桌面间的摩擦力不一定相等D．若将磁铁远离铁块，铁块受到的摩擦力将减小