Does your sister usually 后面跟have还是has
问题描述:
Does your sister usually 后面跟have还是has
答
前面有了助动词,就用原型have.用do的变化与主语的数和人称相搭配求得一致.
Does your sister usually 后面跟have还是has
前面有了助动词,就用原型have.用do的变化与主语的数和人称相搭配求得一致.