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如果你去参加聚会，你将会过的很愉快If you go to the party, you will have a great time.如果明天不下雨，我们将去公园Unless it rains tomorrow, we will go to the park.我一到上海我就给你打电话。
I will call you as soon as I arrive in shanghai.当我长大的时候，我打算做一名篮球运动员。
When I grow up ,I am going to be a basketball player.主将从现通常用在时间状语从句、条件状语从句和让步状语从句中。
主要标志有：if\unless \until\when \as soon as用法一、主将从现1.Can I take Lisa to the aquarium tomorrow? If she________ there, she _______ a good time.A. goes; hasB. will go; hasC. will go; will haveD. goes; will have2.If it ________ this Saturday, we ________ for a picnic.A. won’t rain;shall goB. doesn’t rain; will goC. isn’t rain; goD. doesn’t rain; go如果明天是晴天，让我们去钓鱼吧。
If it is sunny tomorrow,let's go fishing.用法er、祈使句表将来如果明天是晴天，让我们去钓鱼吧。
If it is sunny tomorrow,let's go fishing.1. Don’t talk loudly at the meeting. If you ________, youAwill have to leave.A. doB. areC. did2.Put your hands behind your back. Don’t speak. We’llB_____ in ten minutes.A. backB. be backC. are backD. are back to you3.—Look at the noisy kids!—Haven’t you heard the saying “When the cat is away,Dthe mice ______?”A. playB. playedC. are playingD. will play4.If there is any change to the plan, I ______ you as soon asDpossible.A. toldB. have toldC. tellD. will tellA5..If there no buying and selling of animals, there no killing in nature.A. is; will beB. will be; will beC. is; isD. will be; isIf 表如果主将从现if或whether表“是否”随题意常用将来时我不知道她明天是否去参加聚会。
第八节本节目标：●主将从现●积累词汇\句型一：主将从现写出以上助动词的否定形式：bedohavewill★填一般现在时：要注意第三人称单数如：If it rains tomorrow, I will go to the sea.★填将来时：要注意有形容词的句子，应该是用will be 而不是will do 如：If I see the ghost, Iwill be frightened.If I see the ghost, Iwill frightened.即学即练：1. If it , we will go out.A. stop snowB.stop snowingC.stops snowD.stops snowing2. If you harder, youwith the other classmates in your class.A.will work ;can catchB. work; will catchC. are work; will catch upD. work;will catch up3. You will spoil it if you ______ (notbe) careful.4. They will get wet if it _____ (rain).5. If you (not careful), the knife (cut) you.6. If Joe passes the driving test, he will buy a car7. If you (not careful), the knife (cut) you.8.如果我有时间会帮助你做此工作的。
9.如果不下雨，我们明天就去那里。
10.如果他用跑的，他就会及时赶到那儿。
（in time）11.你会感到很伤心，如果你读了一本伤感的小说。
二：小小翻译家1.幸运的是，我父母同意了我的决定。
中考“主将从现”主将从现的6种使用情况主将从现是指在时间状语从句、条件状语从句和让步状语从句中，如果主句是一般将来时，从句用一般现在时替代一般将来时。
它是一种英语语法。
常见的有以下六种情况：一、主将从现说的是在含有时间状语从句和条件状语从句的主从复合句中，如果主句的时态是一般将来时，那么从句要用一般现在时。
例如：①I will tell him about it when he es.②If it is fine tomorrow, we will go out.二、如果主句是将来时或表示将来含义时，那么条件和时间状语从句多用一般现在时。
例如：When I grow up, I will be a nurse and look after patients.我长大后要当一名护士，照顾病人。
三、如果主句是祈使句，那么从句通常要用一般现在时。
例如：Don't laugh at me when I make a mistake. 我犯错误的时候不要笑话我。
四、如果主句是含有情态动词的一般现在时，根据需要从句多用一般现在时。
例如：You should be quiet when you are in the reading room. 在阅览室时应保持安静。
五、如果主句的时态是过去将来时，那么从句要用一般过去时。
例如：①He said that he would have another try if he had the chance.②I knew he could help me if he was free the next day.主要标志词有：if 、unless 、until、 when 、as soon as等。
六、如果if的条件状语从句遇到变换间接和直接时 , 祈使句应用not to...例如：“Don't close the window if the rain stops,” she said.→She said not to close the window if the rain stops.常见的时间状语从句的连词有：as soon as, when, while , as, until等。
主将从现一、主将从现定义：主将从现是指在时间状语从句和条件状语从句中，如果主句是一般将来时，从句用一般现在时替代一般将来时。
二、引导时间状语的引导词if 如果unless 除非as long as 只要as soon as 一...就... when 当．.．时候after 在．.．之后before 在..．之前until 直到…even if / though 在时即使三、主将从现的几种形式口诀：主将从现，主祈从现，主情从现例句展示：I’ll ca ll you as soon as I get home.我一到家就给你打电话。
I’ll wait here until/till the rain stops.我将在这里等着，直到雨停。
You can’t go home until/till you finish your work.直到你完成你的工作，你才能回家。
I will tell you after they leave. 等他们走后我再告诉你。
If she doesn’t come, she will be sorry. 如果她不来，她会遗憾的。
Have a good rest if you are tired. 如果累了，你就好好休息一下。
We must study hard if we want to pass the final exam. 如果想通过期末考试，我们必须努力学习。
单项选择( )1. If you _____ to the party, you’ll have a great time.A. will goB. wentC. goD. going( )2. It will be a long time ____ peter _____ his work.A. since, has finishedB. after, finishesC. when, will finishD. before, finishes ( )3. What will father _____ us from Japan?A. takeB. bringC. carryD. make( )4.I ____ her the answer if she ____me.A. can tell, will askB. will tell, will askC. would tell, askD. will tell, asks( )5. – What are you going to do tomorrow?--We’ll go to the library tomorrow if it ___.A. isn’t rainB. rainC. won’t rainD. doesn’t rain ( )6.—Do you know when he will come back tomorrow?--Sorry, I don’t know. when he ____ back, I’ll tell you.A. comesB. will comeC. comeD. may come ( )7. What will you do if you _____ to the old folk’s home visit?A. goB. wentC. goingD. will go ( )8. If I eat ____ food, I’ll be very fat.A. too manyB. many tooC. too muchD. much too ( )9. I’ll give the book to him if he ___ here next Sunday.A. will comeB. comesC. is comingD. came ( )10. There ____an English film in our school tomorrow.A. is going to haveB. will haveC. is going to beD. has ( )11. Could you tell us where ____？A. will the next Olympic Games heldB. the next Olympic Games will be heldC. would the next Olympic Games be heldD. the next Olympic Games would be held( )12. When my mother returned last night, I ____ a book.A. readB. am readingC. was readingD. am going to read ( )13. What ____ you ____ when it began to rain?A. do, doB. were, doingC. are, doingD. did, do( )14.I’ll wake you up when he ____back.A. willB. is going to comeC. comesD. come( )15. ---What will Bill do if he ____in the test?---He will try again.A. failB. failsC. will failD. is failing ( )16. Please tell her the news when she_____. OK, I will.A. comesB. will come.C. comeD. would come ( )17. The students will plant trees if it ___ tomorrow.A. didn’t rainB. hasn’t rainedC. won’t rainD. doesn’t rain ( )18. We__ home if there is no bus. ---Oh, what a pity!A. will walkB. have walkedC. walkedD. walk( )19. If it _____ tomorrow, I’ll go by car.A. rainB. will rainC. rainsD. would rain ( )20. If Mary _______ next Sunday, we will go boating together.A. will comeB. comesC. shall comeD. should come ( )21. --- Don’t forget to ask him to write to me.--- I won’t. As soon as he _______, I’ll ask him to write to you.A. will comeB. cameC. comesD. is coming ( )22. --- What does Linda often do in the evening?--- She often ___ her homework, but on the evening of March 12 she _______ TV.A. does; watchesB. is doing; watchedC. does; watchingD. is doing; was watching( )23. Our geography teacher told us yesterday that the earth ____ around the sun.A. was movingB. movedC. has movedD. moves( )24. --- Can I go to Beijing for my holiday, Dad?--- You can when you _______ a bit older.A. will getB. getC. are gettingD. got( )25. If he _______harder, he will catch up with us soon.A. studyB. studiesC. will studyD. studied( )26. Frank _______ to see his grandma if he _______ free tomorrow.A. will come; will beB. comes; isC. will come; isD. comes; will be ( )27. –When will you tell him the good news?--I will tell him about it as soon as he _______ back.A. ComesB. cameC. will comeD. is coming( ) 28. When you ______ know Bob better，you will like him.A.go toB.got toC.went toD.get to( )29 Tomorrow we will go to the city park____ it is sunny.A as soon asB whenC ifD as( )30.If he____harder, he will catch up with us soon.A.studyB.studiesC.will study( )31. Please don’t leave until your teacher ___back.A will comeB cameC comesD is coming( )32.---Please tell her the news when she___.---OK,I will.esB.will comee。
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主将从现定义:主将从现是指在时间状语从句和条件状语从句中，如果主句是一般将来时，从句用一般现在时替代一般将来时.引导条件状语从句的词if :If you ask him， he will help you。
unless ：I’ll go there tomorrow unless it rains.引导时间状语从句的词when , while , before , after , untill ， till ， since ， as soon as ，1.主将从现主句是一般将来时，从句用一般现在时。
When I grow up，I’ll be a doctor。
If you go to the party, you will be happy.●2。
主祈从现主句是祈使句，从句用一般现在时。
Don’t laugh at me when I make a mistake。
Put it in your diary before you forget。
用记事本记下免得忘了.●3。
主情从现主句中含有情态动词，从句用一般现在时。
You should be quiet when you are in the reading room.A baby deer can stand as soon as it’s born. 小鹿一生下来就能站着。
八年级英语语法主将从现知识点精讲及专项练习主将从现定义：主将从现是指在时间状语从句和条件状语从句中，如果主句是一般将来时，从句用一般现在时替代一般将来时。
引导时间状语的引导词when , while , before , after , untill , till , since , as soon as主将从现一般出现的四种情况：一、如果主句是将来时或表示将来含义时，那么条件和时间状语从句多用一般现在时如：When I grow up, I will be a nurse and look after patients/ I want to be a nurse and look after patients.我长大后要当一名护士，照顾病人。
二、如果主句是祈使句，那么从句通常要用一般现在时如：Don’t laugh at me when I make a mistake.我犯错误的时候不要笑话我。
三、如果主句是含有情态动词的一般现在时，根据需要从句多用一般现在时如：You should be quiet when you are in the reading room在阅览室时应保持安静。
when引导的时间状语从句例句展示：As soon as I reach Canada, I will ring you up. 我一到加拿大，就给你来电话。
I’ll call you as soon as I get home.我一到家就给你打电话。
I’ll wait here until/till the rain stops.我将在这里等着，直到雨停。
You can’t go home until/till you finish your work.直到你完成你的工作，你才能回家。
I will tell you after they leave. 等他们走后我再告诉你。
We must strike while the iron is hot. 我们必须趁热打铁。
一般将来时1．用be doing表示将来：主要意义是表示按计划、安排即将发生的动作，常用于位置转移的动词。
如：go，come，leave，arrive等，也可用于其他动作动词。
We are having fish for dinner.We are moving to a different hotel the day after tomorrow.这种用法通常带有表示将来的时间状语，如果不带时间状语，则根据上下文可表示最近即将发生的动作。
A: Where are you going? B: I am going for a walk. Are you coming with me?A: Yes，I am just coming. Wait for me.2．用be going to do表示将来：主要意义，一是表示“意图”，即打算在最近的将来或将来进行某事。
Are you going to post that letter?How long is he going to stay here?I am going to book a ticket.另一意义是表示“预见”，即现在已有迹象表明将要发生或即将发生某种情况。
It’s going to rain.George is putting on weight; he is going to be quite fat.3. 用will/ shall do表示将来：一是表示预见You will feel better after taking this medicine.Do you think it will rain?二是表示意图.I will not lend the book to you.Take it easy，I will not do it any longer.基本结构：She will come to have class tomorrow.Will she come to have class tomorrow?She won’t come to have class tomorrow.What will she do tomorrow?肯定形式：①am/is/are going to + do；②will/shall + do.否定形式：①am/is/are going not to + do；②will/shall not + do.4.时间状语5.there will be 将有注意will的位置，不能there will have.一般疑问句：Will there be less pollution?否定句：There won’t be less pollution.一般将来时练习一、用所给动词的一般将来时填空1. I ______（leave）in a minute. I ______（finish）all my work before I ______ （leave）.2. —How long _____ you _____（study）in our country?—I _____（plan）to be here for about one more year.—I _____（hope）to visit the other parts of your country.—What ______ you ______（do）after you ______（leave）here?—I ______（return）home and ______（get）a job.3. I ______（be）tired. I ______（go）to bed early tonight.4. Mary’s birthday is next Monday, her mother _____（give）her a present.5. It is very cold these days. It ______（snow）soon.6. —_____ you _____（be）here this Saturday?—No. I ______（visit）my teacher.7. —______ I ______（get）you a copy of today’s newspaper?—Thank you.8. I am afraid there ______（be）a mee ting this afternoon. I can’t join you.9. Mike ______（believe, not）this until he ______（see）it with his own eyes.10. Most of us don’t think their team ______（win）.四、单项选择1. There __________ a meeting tomorrow afternoon.A. will be going toB. will going to beC. is going to beD. will go to be2. Charlie ________ here next month.A. isn’t workingB. doesn’t workingC. isn’t going to workingD. won’t work3. He ________ very busy this week, he ________ free next week.A. will be; isB. is; isC. will be; will beD. is; will be4. There ________ a dolphin show in the zoo tomorrow evening.A. wasB. is going to haveC. will haveD. is going to be5. –________ you ________ free tomorrow? No. I ________ free the day after tomorrow.A. Are; going to; willB. Are; going to be; willC. Are; going to; will beD. Are; going to be; will be6. Mother ________ me a nice present on my next birthday.A. will givesB. will giveC. givesD. give7. – Shall I buy a cup of tea for you?________. （不，不要。
