一般过去时的否定句
Mary didn't swim across the lake last week.
Jane didn't write a letter tu his grandpa last month.
Our team didn't win the contest yesterday.
I didn't eat any fruits for dinner last night.
Mark didn't catch a fish yesterday.
Lisa didn't ride horsees last summer.
Ann didn't read the book in the library last Friday.
They didn't run in the park yesterday.
Tom didn't draw a picture on the paper.
一般过去时表示过去某个时间里发生的动作或状态、过去习惯性、经常性的动作、行为、过去主语所具备的能力和性格。
基本结构:主语+谓语(动词过去式)+句子其他成分;主语+was/were+形容词/名词/介词短语+过去时间;否定形式was/were+not;在行为动词前加didn't,同时还原行为动词;一般疑问句Did+主语+do+其他。
一般过去时,表示过去某个时间里发生的非持续性动作或存在的状态,也表示经常或反复发生的动作。用动词的过去式表示,常和表示过去的时间状语连用,如:yesterday,last night,in+过去的年份,two days ago,before,the age of等。
一般过去时也表示过去经常或反复发生的动作,常和often,always等表示频率的时间状语连用。表示过去习惯性、经常性的动作、行为;过去主语所具备的能力和性格。
1)be动词---在后面加not构成
2)实义动词---在前面加didn't构成,动词用原型
3)情态动词---后面直接加not构成
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谢谢~