题目内容：

The store sells school things. 改为否定句 谢谢

优质解答

The store doesn't sell school things.这家商店买学习用品.The store sells school things.是一般现在时态The store是第三者单数sells是行为动词的一般现在是形式,所以用dosn't否定,并且助动词does后面要跟原形动词...