题目内容
1.She did shopping yesterday.(改成否定句)Shedidn't do shopping yesterday.
分析 --她昨天购物了.
--她昨天没购物.
解答 答案:didn't do.考查否定句.根据yesterday昨天,可知是一般过去时态.这里的did是实义动词,因此变否定句在其前用didn't,实义动词did变原形do.答案是didn't do.
点评 考查否定句.通常是在be动词,情态动词后加not.一般现在时态,主语不是第三人称单数用don't,主语是第三人称单数用doesn't.一般过去时态用didn't.还有其它用法需要牢记.
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