题目内容
1.Mr brown wants to buy a new car.(改为一般疑问句)DoesMr brownwantto buy a new car?
分析 布朗先生想要买一辆新车.
布朗先生想要买一辆新车吗?
解答 答案:Does…want.原句是一般现在时,want是实意动词想要,构成一般疑问句时需借助于助动词do或does,放句首,主语是Mr Brown三单,故借助于does,后面的动词wants还原成原形want,故答案是Does,want.
点评 一、含有be动词(am/is/are/was/were)动词的一般疑问句,通常把be动词调到句首.
二、含有情态动词(can/may/must/could)的一般疑问句,把情态动词调到句首.
三、句子里没有be动词、助动词、情态动词等,就需要加助动词do,does,、did(过去式)来构成疑问句,加上这些助动词后,句子中谓语动词必须用原形.
其句型为:Do/Does/did+主语+动词原形+其它?
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