英语中常见的八种时态.ppt

英语中常见的八种时态,一、一般现在时,用法： 现阶段经常性、习惯性动作；目前的状态；客观真理 结构： 主语+动词原形(注意：主语是三人称单数，谓语动词要加s或es) 常用时间状语: always, sometimes，every day, usually, often, on Monday, in the morning, once a week. 例句： We usually have sports after school in the afternoon. My father often goes to work by bike.,二、一般过去时,用法： 表示过去某个时间里发生的动作或状态 结构： 主语+动词的过去式 常用时间状语: yesterday,two days ago,just now,last week,used to. 例句: Lin Tao was in the library a moment ago. We went to the park last Sunday.,三、一般将来时,用法： 表示将来发生的动作或存在的状态 结构： 1.助动词will(shall)+动词原形 2.be going to+动词原形 常用时间状语： tomorrow, next week, in two days,soon. 例句 They are going to have a meeting soon. We will go to the park if it doesnt rain tomorrow.,注意： 1.短暂性动词如：come, go, leave,arrive等的现在进行时可以表将来 e.g： Im coming to help you. when, until, as soon as, before,等引导的时间状语从句和If引导的条件状语从句中，从句要用一般现在时表将来 e.g：As soon as it stops raining,I will go shopping.,四、过去将来时,用法： 表示从过去某一时间来看将要发生的动作或存在的状态 结构： 1.would +动词原形 2.was/were going to +动词原形 常用时间状语: The next day ,the next year,that morning 例句： Lucy said that she would go to visit her grandparants next Sunday.,五、现在进行时,用法: 表示说话时或现阶段正在进行的动作 结构: am/ is/ are +现在分词 常用时间状语: now, at present ,look,listen 例句： Listen！The birds are singing in the tree.,六、过去进行时,用法： 表示过去某一阶段或时刻正在进行的动作 结构： was/were +现在分词 常用时间状语： at five yesterday, last night, when., while., 例句： I was doing my homework at eight last night.,七、现在完成时,用法： 表示过去发生的动作对现在造成的影响或结果；表示从过去开始延续到现在的动作或状态 结构： have/has+过去分词 常用时间状语： already, yet, ever, never, just, for ten years,in the past 5 years. 例句：I have kept the book for three weeks. Mr Brown has gone to China. Mr Brown has been to China twice.(注意：have been to 曾去某地 have gone to已去某地),八、过去完成时,用法： 表示过去的过去；表示从过去某一时间开始持续到另一时间为止的动作或状态；常用在主从复合句中 结构： had+过去分词 常用时间状语： by eight last night;by th