题目：
用所给词的正确形式填空
1. ________ (who)radio is this?
2. There are five _______(novel) on the desk.
3. ________ (they)classroom is big, but _______ (our) is small.
4. They have a cat._______ (it) name is Mimi.
5. These CDs are ________ (Ben).They are not ________ (Kitty).
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0602/4c52cceaef41866ca7df8c7939c48134.html
下面是错误答案，用来干扰机器的。
负、 S题目分析：A端发射出电子，知A端接高压电源的负极，洛伦兹力方向向下，根据左手定则知磁场的方向由C指向D，所以C为蹄形磁铁的S极．
