一般过去时讲解 一般过去时的形式：be动词过去时的句式 肯定句：是原来使用的is换成was;把原来使用的are换成were. My pencil is on the desk. I was here yesterday.昨天我在这里。 They are my students. These rooms were very clean in the morning. 这些房间今天早上很干净。 否定句：是在was/were后面加上not was not=wasn't were not=weren't I was not here yesterday昨天我不在这里。 These rooms were not very clean in the morning. 今天早上这些教室不很干净。 疑问句： 找出句子中的was或者were，把was或者were提到句首，且首字母要大写。 I was here yesterday昨天我在这里 Were you here yesterday? These rooms were very clean in the morning. Were these rooms very clean in the morning? I was not here yesterday Was you not here yesterday? These rooms were not very clean in the morning. Were these rooms not very clean in the morning. 含有实义动词过去式的句式 1 肯定句：主语＋过去式＋其他. They had a good time yesterday.他们昨天玩的很开心。 否定式：主语＋did not/didn't＋动词原形＋其他 先找出谓语动词，再在谓语动词前加didn't They didn't watch TV last night. He didn't ask her teacher for her toys. 一般疑问句：Did＋主语＋动词原形＋其他? 其肯定回答常用"Yes，主语＋did" 否定回答常用"No,主语＋didn't" -Did you go to the park yesterday? -Yes,I did./No,I didn't. 特殊疑问句：疑问句+did+主语+动词原形+其他？ What time did you finish your homework? 你是什么时候做完作业的？ Where did you go yesterday? 昨天你去哪里了？ 注意：以疑问词开始的特殊疑问句，回答时，不能用 Yes, No. 直接回答所问的问题即可。 一般过去时态的用法 1 1)主要用于过去某个时间发生的动作或状态。 My father worked in Shanghai last year. 2)表示过去经常或反复发生的动作，常与often,always等表示频度的状语连用。 I often went to school on foot. 3)与When引导的状语从句连用 When he got home，he had a short rest. 一般过去时的时间状语 1一般过去时的时间状语有： a moment ago,yesterday morning, last week/night, the day before yesterday, just now. 规则动词过去式的变化规则 1. 一般情况下在动词原形后直接+ed。如：want-wanted;play-played 2..以不发音的字母e结尾的动词，去e再加ed。如：hope-hoped,live-lived 3.以辅音字母结尾的重读闭音节单词，需先双写最后一个辅音字幕，再加ed。如：stopped. 4.以辅音字母加y结尾的动词，先变y为i，再加ed。如：study-studied; worry-worried. 过去式加ed后的读音规则 ①清t：清辅音后＋ed读/t/ worked ②浊、元/d/：浊辅音和元音后＋ed,读音读/d/：浊辅音和元音后读/d/ 如：lived,called ③/t/或/d/后读/id/：/t/或/d/＋ed后读/ed/ 如：started，needed ry clean in the morning. Were these rooms not very clean in the morning. 不规则变化，要逐一熟记。Be 动词的过去式有两种形式， 主语时第一，三人称单数形式用was，其他人称都用were。 本文来源：https://www.wddqw.com/doc/201872d14bfe04a1b0717fd5360cba1aa8118cc3.html