关于what特殊疑问句中的谓语动词的问题

3个回答

恩恩.
be动词其实就是指am are is was were ...
还有特殊疑问句：what is China famous for? be famous for中的be是不是就变成了is?那么这个be的变化是否根据后面的主语进行变化?比如后面主语是hesheit就用is ,youwe用are,i用am?
answer:你说对了.
他们是主系表.