英语八大时态结构-含例句

时态（8个）：

一般现在时: 经常或习惯性的动作

结构: 肯定句主语+be (am, is, are ) + 其他 eg: I am Chinese.

否定句主语+be not +其他 eg: I am not a boy.

疑问句 Be+主语+其他 eg: Are you a girl?

或: 肯定句主语+动原+其他 (三单作主语动词要变形)

eg: I (He) often get (gets) up early.

否定句主语+don't+动原+其他 (三单作主语don't变doesn't)

eg: I (She) don’t (doesn’t) like him.

疑问句 DO+主语+动原+其他 (三单作主语do变does)

eg: Do (Does) you (she) like playing baseball?

关键词: sometimes=at times有时，often经常, usually通常, always总是,

every day每天, on Sunday afternoon在周日下午, five days a week一周五天, three times a month 一个月三次…

现在进行时: 正在发生的动作

结构: 肯定句主语+be+动词的现在分词(ing)+其他 eg: I am reading now.

否定句主语+be not+动词的现在分词(ing)+其他 eg: I am not working.

疑问句 Be +主语+动词的现在分词+其他 eg: Are you sleeping?

关键词:now现在, at the moment此刻, look, listen, keep quiet等提示语.

一般将来时: 将要发生的动作

结构: 肯定句主语+will+动词原型+其他 eg: I will call you later.

否定句主语+will not +动词原型+其他 eg: I will not go to the park.

疑问句 Will +主语+动词原型+其他 Will you go shopping with her?

(will 可改为be going to ,当主语是第一人称时will可用shall)

关键词:tomorrow, next year明年, tonight今晚, this year今年, at the end of this term这学期期末, from now on从现在开始, soon一会儿马上, later后稍后，in three days三天之内, in the future 未来…

一般过去时: 过去发生的动作强调时间

句子结构:肯定句主语+be(was,were)+其他 eg: I was born on July.1st, 2000.

否定句主语+be not+其他 eg: I was not born in 1999.

疑问句 Be+主语+其他 eg: Were you born in January?

或: 肯定句主语+动词的过去式(ed)+其他 Lily went shopping yesterday.

否定句主语+did not+动原+其他 eg: He did not go to school today.

疑问句 Did+主语+动原+其他eg:Did she pass the test?

关键词:yesterday昨天,last week上周, last year去年, 一段时间+ago如ten years ago十年前 five hours ago五小时前, in +年/月，on+具体日期...

Just now=a moment ago刚才,in the old days从前, long ago很久以前...

过去进行时: 过去正在发生的动作

结构: 肯定句主语+was/were+动词的现在分词+其他

eg: I was doing my homework at 8 o’clock yesterday evening.

否定句主语+was/were not +动词的现在分词+其他

They were not staying at home at this moment last Sunday.

疑问句 Was/Were + 主语+ 动词的现在分词+其他

Were you sleeping when I called you last night?

关键词:具体时间如:at ten o'clock yesterday morning, at this moment last Sunday上周日的这个时候...

现在完成时: 过去发生的动作对现在造成的影响强调动作或其产生的结果

结构:肯定句主语+have/has+动词的过去分词+其他(三单变成has)

eg: This year alone, we've already planted ten thousand trees

否定句主语+have/has not+动词的过去分词+其他

eg: He has not arrived at home yet.

疑问句 Have/Has +主语+动词的过去分词+其他

eg: Have you been to China?

关键词:already已经, yet还, just刚刚, ever曾经, never从不,so far目前, for +一段时间,since+过去的具体时间，this year alone今年以来,these five years alone这五年以来",in the last ten years 在过去的十年中…

过去将来时:

结构: 肯定句主语+ would+动原+其他 eg: I didn't know if he would come.

否定句主语+ would not +动原+其他

eg: They were not going to go hiking unless they finished their homework.

疑问句 Would+主语+动词原型+其他 (would you like是词组一个固定搭配一般用表示礼貌的问)

eg: Would you like to have a dinner with me?

(would可改为was/were going to ,主语第一人称时would也可以用should)

过去完成时:

结构: 肯定句主语+had +动词的过去分词+其他

eg: Mr. Smith died yesterday. He had been a good friend of mine.

否定句主语+had not +动词的过去分词+其他

eg: He said he has not been to America.

疑问句 Had+主语+动词的过去分词+其他

eg: Had he completed his homework by the time you got there.

关键词: 句子中的两个动作都发生在过去

一、一般现在时：

概念：经常、反复发生的动作或行为及现在的某种状况。

时间状语：often，usually，always，sometimes，every week（day，year，month．．．），once a week，on Sundays，etc．

基本结构：①be动词；②行为动词

否定形式：① am ／is ／are ＋not；②此时态的谓语动词若为行为动词，则在其前加don't，如主语为第三人称单数，则用doesn't，同时还原行为动词。