一般現在時
1.概念：指經常、反復發生的動作或行為及現在的某種狀況。
2.時間狀語：always, usually, often, sometimes, every week (day, year, month…), once a week, on Sundays,
3.基本結構：動詞+ 原形 （如主語為第三人稱單數，動詞上要加（e）S）
4.否定形式：am/is/are+not;此時態的謂語動詞若為行為動詞，則在其前加don't,如主語為第三人稱單數，則用doesn't，同時還原行為動詞。
5.一般疑問句：把be動詞放于句首；用助動詞do提問，如主語為第三人稱單數，則用does，同時，還原行為動詞。
6.例句：. It seldom snows here.
He is always ready to help others.
Action speaks louder than words.
7.特殊用法：一些動詞可用一般現在時來表達現在進行時：
verbs of the senses: hear,see,taste,smell
verbs of the thinking: believe,know,mean,realize,think,remember
verbs of the linking: dislike,fear,hate,like,love,want
verbs of the possession: belong,have,own,possess
一般過去時
1.概念：過去某個時間里發生的動作或狀態；過去習慣性、經常性的動作、行為。
2.時間狀語：ago, yesterday, the day before yesterday, last week(year, night, month…), in 1999, just now, at the age of 5, one day, long long ago, once upon a time, etc.
3.基本結構：含有Be動詞主語+was/were+......
不含有be動詞：主語+動詞過去式+......
4.否定句：帶be:主語+was/were not+動詞原形+......
不帶be：主語+didn't+動詞原形+......
5.一般疑問句：含be動詞was或were放于句首；
不含be動詞用助動詞do的過去式did 提問，同時還原行為動詞原型。
6.例句：She often came to help us in those days.
I didn't know you were so busy.
She sang a song of Lin Feng yesterday[1].
現在進行時
1.概念：表示現階段或說話時正在進行的動作及行為。
2.時間狀語：now, at this time, these days, etc.
3.基本結構：Be動詞、am/is/are+doing
4.否定形式：Be動詞、am/is/are+not+doing.
5.一般疑問句：把be動詞放于疑問詞的后面。
6.例句：How are you feeling today?
He is doing well in his lessons.
7. 一般表示位移的詞如leave fly arrive go come. 等用現在進行時表將來。
I am flying Beijing next week .表示我下周即將飛往北京。
He is leaving for Beijing tomorrow. 他明天即將去北京。
過去進行時
1.概念：表示過去某段時間或某一時刻正在發生或進行的行為或動作。
2.時間狀語：at this time yesterday, at that time或以when引導的謂語動詞是一般過去時的時間狀語等。
3.基本結構：was/were + doing
4.否定形式：was/were + not + doing.
5.一般疑問句：把was或were放于句首。
6.例句：At that time she was working in a PLA unit.
When he came in, I was reading a newspaper.
現在完成時
1.概念：過去發生或已經完成的動作對現在造成的影響或結果，或從過去已經開始，持續到現在的動作或狀態。
2.時間狀語：recently, lately, since…for…,in the past few years, etc.
3.基本結構：have/has + done
4.否定形式：have/has + not + done.
5.一般疑問句：have或has提前。
6.例句：I've written an article.
It has been raining these days.
過去完成時
1.概念：以過去某個時間為標準，在此以前發生的動作或行為，或在過去某動作之前完成的行為，即“過去的過去”。
2.時間狀語：before, by the end of last year(term, month…),by the time...,etc.
3.基本結構：had + done.
4.否定形式：had + not + done.
5.一般疑問句：had放于句首。
6.例句：As soon as we got to the station, the train had left.
By the end of last month. We had reviewed four books
一般將來時
1.概念：表示將要發生的動作或存在的狀態及打算、計劃或準備做某事。
2.時間狀語：tomorrow, next day(week, month, year…),soon, in a few minutes, by…,the day after tomorrow, etc.
3.基本結構：am/is/are + going to + do；will/shall + do.
4.否定形式：am/is/are + not+going to; 在行為動詞前加will/shall(will適用于所有人稱，shall只用于第一人稱）
5.一般疑問句：be放于句首；will/shall提到句首。
6.例句：They are going to have a competition with us in studies.
It is going to rain.
I think he will be back soon
過去將來時
1.概念：立足于過去某一時刻，從過去看將來，常用于賓語從句中。
2.時間狀語：the next day(morning, year…),the following month(week…),etc.
3.基本結構：was/were + going to + do；would/should + do.
4.否定形式：was/were + not + going to + do;would/should + not + do.
5.一般疑問句：was或were放于句首；would/should 提到句首。
6.例句：He said he would go to Beijing the next day.
I asked who was going there .
2初中英語語法八大時態
一、一般現在時：
基本結構：①動詞原形 ②主語三單：動詞原形+s/es
三種常考基本用法：1、經常性和習慣性動作
Eg. I always get up early.
2、客觀事實和普遍真理
Eg. The earth goes around the sun.
3、在時間狀語從句及條件狀語從句中,一般現在表將來
If it doesn't rain, we will have a picnic.
其中,第三種用法就是學生們熟知的"主將從現"的原則,這一點大家務必掌握,此知識點會在初二學習,同時也是中考重要考點.
常見時間狀語：
always, usually, often, sometimes, every day, on Sundays, at weekends, once a week, twice a month, etc.
二、一般過去時：
基本結構：動詞的過去式
基本用法：
1、過去某個時間里發生的動作或狀態
Eg. I got up late yesterday.
2、過去習慣性、經常性的動作
Eg. When I was in the countryside, I often swam in the river.
常見時間狀語：ago, yesterday, the day before yesterday, last week (year, night, month…), in 1986, just now, at the age of 10, at that time, once upon a time, etc.
三、一般將來時：
基本結構：①am/is/are/going to + do；②will/shall + do.
基本用法：
am/is/are/going to + do
1、（人）計劃打算做某事
Eg. I'm going to go shopping with my mom tomorrow.
2、（事）即將發生
Eg. Look at the clouds, it's going to rain.
will/shall do
1、將來的動作和狀態（相對較長遠）
Eg. You'll have your own house in the future.
2、禮貌詢問、客氣邀請
Eg. Will you go with me?
3、意愿
Eg. I will do it for you.
常見時間狀語：tomorrow, next day (week, month, year…), soon, the day after tomorrow, in+時間段（格外注意）,etc.
四、現在進行時：
基本結構：am/is/are+現在分詞
基本用法：1、此時此刻正在進行的動作
Eg. I am writing a letter now.
2、現階段正在進行的動作
Eg. I am reading a book these days.
常見時間狀語：now, at this time, these days, etc.
五、過去進行時：
基本結構：was/were+現在分詞
基本用法：1、過去某時刻正在進行的動作
Eg. He was playing computer games when his father came home.
2、過去某時段正在進行的動作
Eg. He was doing his homework while his mother was cooking.
常見時間狀語：at this time yesterday, at that time或以when引導的謂語動詞是一般過去時的時間狀語等.
六、過去將來時：
基本結構：①was/were/going to + do；②would/should + do.
基本用法：從過去時間點看將來,常用于賓語從句中.
Eg. He said that he would marry her.
常見時間狀語：the next day (morning, year…), the following month (week…), etc.
七、現在完成時：
基本結構：have/has + 過去分詞
基本用法：
1、過去發生的動作對現在造成的影響或結果
Eg. I have finished my homework.
2、過去已經開始,持續到現在的動作或狀態
Eg. We have waited for her for 2 hours.
常見時間狀語：recently, lately, so far, up to now, since+時間點,for+時間段, in the past few years, etc.
現在完成時是考試中的重點也是難點,同學們需要格外加強.特別注意瞬間動詞和延續性動詞的轉化問題,具體會在課程中詳細講解,在此不加以贅述.
八、過去完成時：
基本結構：had + 過去分詞
基本用法：以過去某個時間為標準,在此以前發生的動作或行為,即"過去的過去".
Eg. Just before the English class, I suddenly realized that I had left my English textbook at home.
常見時間狀語：before, after, by the end of last year(month…),etc.