请教what is difficult to undertand are A and B对不对?
what在句中做主语,后面的is需要跟后面的are保持一致吗?还是仅仅由difficult to undertand 决定?
谢谢指教!
what is.... 是个主语从句,从句里的谓语由从句自己决定。
后面那个 are 倒是要改成 is , 因为从句做主语的时候,谓语动词要用单数。
谢谢,
是说主语是从句的,主句谓语动词一定用单数?而从句里面的谓语动词又what之后的名词决定?
怎么在白勇笔记里面看到了这么一句话呢?
除此之外还有“What I want are A and B".
请指点.
那么题目里面的is 和are是不是要保持一样呢?或者都用is 或者都用are?
题目:what is difficult to understand are A and B.
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