一般过去时讲解

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.

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.

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

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.

个人感悟：要想表达一般疑问句，先表达陈述句，再在陈述句句首加上did即可。表达句子的时候，要用动词原形。 要想会表达英语句子，先会表达陈述句，在陈述句的基础上，咱们再升级！ 最后，文章里可能会有错误，希望看到后能提出来，咱们共同进步，希望能在这里能够帮助你。