精选优质文档-倾情为你奉上(1)一般现在时基本形式(以do为例): 第三人称单数:does(主语为非第三人称单数); 肯定句:主语动词原形其他; He works for us. 否定句:主语dont/doesnt动词原形其他; He doesnt work for us. 一般疑问句:Do/Does主语动词原形其他。 肯定回答:Yes,( 主语do/does) 否定回答:No,(主语dont/doesnt.) 特殊疑问句:疑问词+一般疑问句语 Does he work for us? Yes, he does. No, he doesnt What does he do for us? He works for us. (2)一般过去时的过去式 否定句式:在行为动词前加didnt,同时还原行为动词,或waswerenot; was或were放于句首;用do的过去式did提问,同时还