改反意疑问句We must save the Earth.We must save the Earth,___ ___?
问题描述:
改反意疑问句
We must save the Earth.
We must save the Earth,___ ___?
答
mustn't we 鉴定正确
改反意疑问句
We must save the Earth.
We must save the Earth,___ ___?
mustn't we 鉴定正确