They are at home ,last evening改为一般疑问句,我急用

问题描述:

They are at home ,last evening
改为一般疑问句,我急用

Are they at home last evening?

Were they at home last evening?

这句话是有语法错误的.改为正确的句子后,再改为一般疑问句是
Were they at home last evening?

were they at home last evening