Does the sign on the cage interesting?(改错)

问题描述:

Does the sign on the cage interesting?(改错)

Is the sign on the cage interesting?

Is the sign on the stage interesting?

(Is)the sign on the cage interesting?

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dose 变为is

把Does改为Is,因为does(原形是do)是助动词,用来辅助实义动词否定或疑问的,而这里后面是interesting,是形容词,直接用系动词is的