Ruth is my good friend【改为一般疑问句】what's thisin English【改为复数形式】

问题描述:

Ruth is my good friend【改为一般疑问句】what's thisin English【改为复数形式】
谁可以告诉我一下!谢谢
第二个是what'sthisinEnglish

Is Rush your good friend
What are these in English