英语,陈述句变一般疑问句They are girl,Aar they girl?

问题描述:

英语,陈述句变一般疑问句They are girl,Aar they girl?
还是要加个s,这样They are girls?是不指两个以上都要叫s.

变为一般疑问句:Are they girls?
因为用了they are ····句式,所以应该是用可数名词的复数形式,要加S,以后看见they are```后面的名词只要是可数的(像狗儿dog、猫儿cat之类)都要加S,如果是不可数名词(像米饭rice、水water等)或集合名词(人/人们people),则不用加S.
希望你能明白啦.