什么是情态动词、一般疑问句、特殊疑问句?既要简单又要详细!答:类似于can, may, must, could, might, shall , should, will, would, need,只要后面接动词原形就是情态动词 一般疑问句 用是或否(yes or no)回答,当然如果是Is your brother or sister就要用 brother 或sister来回答 特殊疑问句一般用where what whenwhich whoThey are...等) whomwhose ...