初中英语6大时态1、一般现在时：用法:1)现阶段经常性，习惯性的动作。
例如：I get up at six every morning. He plays tennis once a week.2) 现在的状态。
例如：My mother is a teacher. She teaches English in a school.3）客观真理。
例如：The earth goes around the sun.常见的标志词：often，usually，sometimes，always，seldom，never，every day/week…，how often，once a week，in the morning/afternoon/evening等。
构成：主语是I, we, you, they和名词复数时作谓语的行为动词用原形。
主语是he, she , it1)当主语是第一、二人称和第三人称复数以及名词复数时：肯定式: S + be(is/am/are) + ···否定式: S+ be (is/am/are) + not + ···一般疑问式: Am /Is /Are + S + ···?简略回答: (肯) Yes, S + be(is/am/are).(否) No, S + be(is/am/are) + not.特殊疑问句式: 特殊疑问词+一般疑问句？2)主语为第三人称和名词单数时：肯定式:S + V/动词的第三人称单数否定式:S + don't/doesn't + V + 其他一般疑问式:Do/Does + S + V + 其他简略回答:(肯)Yes, S + do/does(否)No, S + do/does not练习题：1.--- May I help you, sir?--- Yes, I bought the TV the day before yesterday, but it ______.A. didn’t workB. doesn’t workC. won’t workD. can’t work2．______ the bus until it ______..A. Get off, stopsB. Get off, will stopC. Don’t get off, stopsD. Don’t get off, will stop 3．The 70-year-old man ______ exercises in the morning.A. takesB. are takingC. tookD. will take用法：1）．将要发生的动作。
例如：I will leave for Beijing tomorrow.2）．将要存在的状态。
例如：This time next year I will be in Japan. Where will you be?3）．打算要做的事。
例如：Are you going to watch the film on television tonight?4）．表示往来运动的某些短暂性动词，可用现在进行时表示将来时。
这类动词有：arrive，come，leave，fly，move等。
例如：They are arriving at this village in five hours.He is coming to see me next week,We are leaving / flying for London.常用时间标志词：Tomorrow，soon，next week，this evening，in five days，from now on，in the future等。
构成：1). will/shall + v2). be + going to + v练习题：1. I______ for Hong Kong on Saturday. Will you go to see me off at the airport？A. am leavingB. am leftC. am going to leavingD. left2.I______ to see grandma and help her with some housework next week.A. cameB. am goingC. comeD. will come3.We Chinese ______ the Olympic Games in 2008.A. heldB. shall holdingC. are holdingD. are going to hold4.From now on, I ______ the same mistakes again. Believe me.A. makeB. will makeC. won’t makeD. made5.We ______ the old people in the old people’s house tomorrow afternoon.A. helpB. shall helpC. are helpingD. helped6.I don’t know if he ______ . If he ______ , let me know.A. comes; comesB. will come; comesC. will come; will comeD. coming; comes7.It ________ us a long time to learn English well.A. takesB. will takeC. spendsD. will spend用法：1．过去发生的动作。
例如：The police stopped me on my way home last night.2．过去存在的状态。
例如：They weren't able to come because they were so busy.3. 常用于一般过去时的时间状语：yesterday，three months ago，last year，in 1979，等。
构成：S+V-ed动词的过去式。
作谓语的行为动词的词尾变化如下：一般过去时态的肯定句、否定句和疑问句形式（以be和like为例）：练习题：1．Mr. Mott is out. But he ______ here a few minutes ago.A. wasB. isC. will beD. would be2．---Hi, Tom.---Hello, Fancy. I ______ you were here.A.don’t knowB.won’t thinkC. thinkD. didn’t know3. ---What did you do last night,Gina?---I ______ Titanic 3D in the City Cinema.A.watchB. watchedC. am watchingD. will watch4. ---Will Mary come to the party tomorrow?---I’m not sure. She ______ an hour ago without saying anything,A. has leftB. leftC. leaveD. will leave5. After the students ______ their exams, they celebrated by having a party.A. passedB. failedC. joinedD. gave6. ---Is that your father speaking?---Sorry, he isn’t in. He ______ abroad on business last month.A. goB. wentC. will goD. has gone4. 现在进行时用法：1）说话时正在进行或发生的动作（动作是在说话时正在进行）。
例如：She is waiting for a bus now.2）现阶段正在进行或发生的动作（但是动作并不是必须在说话时正在进行）。
例如：You are working hard today.Kate wants to work in Italy, so she is learning Italian.The population of the world is growing very fast.3）频度副词always, forever等词连用时，表示不断重复或某种强烈的感情。
如：She is always smiling. He is always trying out new ideas. (表示欣赏，表扬)4）表示按计划即将发生的动作（仅限于go, come, arrive, leave, start, fly, begin, stay 等动词）。
如：The party is beginning at 8:00 o’clock.5）由while（when）引导的状语从句，动词通常用进行时。
While you are sitting on the grass, I’ll read you the novel.常见时间标志词：now，at present，these days，look，listen，all the time，at the moment，be quiet等。
构成：Be + v-ing肯定句：S + be + V-ing否定句：S + be + not + V-ing一般疑问句：Is(Are) + S + V-ing？特殊疑问：wh_+ be + S + V-ing?练习题：1．They ______ ready for the coming test these days.A. are gettingB. getC. will getD. got2.Be quiet. All the workers ______.A. sleepB. are sleepingC. will sleepD. slept3．Listen! Someone ______ at the door.A. knocksB. knockingC. is knockingD. knocked5、过去进行时概念：1)过去某一阶段或某一时刻正在进行的动作。