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时态整理 动词的时态：1. 动词的时态一共有16种，以ask为例，将其各种时态的构成形式列表如下：初中学8种时态。 过去时 过去将来时 现在时 将来时 一般 asked should/would ask 一ask / asks二动词b shall/will ask 进行 was/were asking should/would be asking am/is/are asking shall/will be asking 完成 had asked should/would have asked have/has asked shall/will have asked 完成进行 had been asking should/would have been asking have/has been asking shall/will have been asking 第一: 一般现在时 它表示一是经常性的动作。如We get up at six.. He works in a factory. 二是现在存在的情况和状态。如She is a nurse. There is a map on the wall. 这个时态除第三人称数外，都用动词原形表示。第三人称单数要加词尾-（e）s.单词尾加S的方法与名词变复数的加法一样。 1一般情况下加-s例如：live—lives,work-works 2在s,sh,ch,o后面加-es例如：dress-dresses wash—washes teach—teaches go—goes 3在辅音字母+y结尾的动词，先变y为i再加—es,例如study—studies carry--carries 但以元音字母+y收尾的动词却不这样，直接加—es例如play—plays 词尾加S后的读音规则是：（略）（许国璋英语94页） 本时态用法一： 动词be的肯定式、否定式、疑问式的变化： 肯定式 否定式 疑问式 I am a student. You are a student. He is a student. She is a student. We are student. You are student. They are student. I am not a student. You are not a student. He is not a student. She is not a student. We are not student. You are not student. They are not student. Am I a student. Are you a student. Is he a student. She is a student. We are student. You are student. They are student.