怎样区分疑问句中使用am is are was were还是do does did呢?
问题描述：
怎样区分疑问句中使用am is are was were还是do does did呢?
答
看主语,I am ,you are 其他的is ,时态是过去时,就用was 如果是过去时的复数就用were,
如果有动词,就用do ,第三人称就用 does ,过去时用did