皮皮学，免费搜题
登录
搜题
【简答题】
What if a child has poor chemistry with the teacher?
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】pH 改变,电极电势发生变化的电对是 ( )
A.
Fe 3+ / Fe 2+
B.
I 2 / I －
C.
MnO 4 － / Mn 2+
D.
Hg 2+ / Hg
【单选题】The boy ____ by the senior students because he walked in the school without any shoes. 绿本练习2
A.
was laughing
B.
was laughed at
C.
laughed at
【简答题】The boy _____by the senior students because he walked in the school without any shoes.
【单选题】根据玻尔理论, 氢原子系统的总能量就是
A.
原子系统的静电势能之总和
B.
电子运动动能之总和
C.
电子的静电势能与运动动能之总和
D.
原子系统的静电势能与电子运动动能之总和
【单选题】The boy _____ by the senior students because he walked in the school without any shoes.
A.
was laughing
B.
was laughed at
C.
laughed at
相关题目：
参考解析：
知识点：
题目纠错 0
发布
