问题 选择题

真空中有两个静止的点电荷q1、q2,若保持它们之间的距离不变,而把它们的电荷量都变为原来的2倍,则两电荷间的静电力将变为原来的[ ]

A.2倍

B.4倍

C.8倍

D.16倍

答案

答案:B

选择题
写作题

读图并请根据你对这幅图片的理解,结合写作要求用英语写一篇词数不少于120词的短文。

写作要求:

1.简要描述图片(如:内容、寓意);

2.帮助他人的原因、好处:

3.你自己将如何帮助他人。

注意:

可参照图片里的文字以及文章的开头提示

做必要的发挥想象;

2.开头已写好,不计入总词数;

3.作文中不得提及有关考生的真实信息。

Whether to help others is an issue concerning everyone. Some people_______________________

_______________________________________________________________________________

______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________

_______________________________________________________________________________