英语新外研必修四讲义MODULE3SECTIONⅢGRAMMAR—条件状语从句和让步状语从句.docx

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1、Section_JHGrammar条件状语从句和 让步状语从句课前自主领梧KEQIANZIZHULINGWU语法图解：引导词：if, r urdess 等一王蒋仄魏卜I1侬话仄句而看暗上I 1；后梅布+and/or 1! +陈述句though, although,even if, even thoughas, thoughwhether . or .疑 问 词-ever/no matter+疑问词while探究发觉If you say the word “munication” , most people think of words and sentences.In case there i

2、s a fire, what will you do first?You won*t arrive there on time unless you take a plane.Even if you were busy, you should take care of your family.Clever as he is, he doesnt make great efforts in his lesson.However much I tried, I couldnt work the question out.He keeps taking physical training in wi

3、nter no matter how cold it is.(DAlthough/Though she works very hard, yet (still) she makes very slow progress.我的发觉(1)句中，黑体局部引导条件状语从句;句中，黑体局部引导让步状 语从句。(2)由句可知，在条件状语从句中，主句用将来时，从句用一般现在时代替一般将来 时。（3）句中although/though引导让步状语从句不与but连用，但可以与yet或stil连 用。（4）由句可知，as引导让步状语从句且置于句首时，从句用倒装语序。（5）句中，however和no matter

4、how都引导让步状语从句,两者可以换用。课堂要点精析KETANGYAODIANJINGXI一、条件状语从句1 .条件状语从句的引导词引导条件状语从句的词/短语有：if （假设，假如），unless （除非），so/as long as （只要）, suppose/supposing （that）倘假设，假设）;only if （只有才）,provided/providing （that）（假如）, on condition that （条件是）,in case （假如，万一）,when （假如;既然,考虑到）。If Tom passes the examination, his father

5、is going to buy him a bicycle.假如汤姆考试及格，他父亲将会给他买一辆自行车。You may watch TV as long as you finish your homework.只要你做完作业，你就可以看电视。Suppose/Supposing the plane does not arrive on time, what shall I do?假定飞机不能准时到，我该怎么办？How can they learn anything when they spend all their spare time watching television?既然他们把全部空

6、闲的时间都用来看电视了，还能学到什么东西呢？Only if you take an active part in physical activity will you be able to keep fit and stay healthy.只有乐观参与体育熬炼，你才能保持身体健康。Unless one is fully prepared, outdoor sports can sometimes mean injuries.要是没有充分预备的话7户外运动有时会意味着受伤。2 .主将从现条件状语从句假如表示将来的时间，用一般现在时代替一般将来时。I wont wait for him unle

7、ss he calls me.除非他给我打 ，否那么我不会等他。即时演练1（1）完成句子（2015北京高考改编）You wont find p 叩 er cutting difficult as long as you keep practicing it （只要你不断地练习）.（2015北京高考改编）Once the damage is done（一旦被毁坏），it will take many years for the farmland to recover.（2014湖 南 高 考 改 编 ）You will never gain successunless you are fully

8、 devoted to youwork（除 非你全 身心地投入至U 工作中 去）.（2014四川高考改编）111 be out for some time. In case anything important happens（万 一发生了什么重要的事情）,call me up immediately.（2）单句语法填空（2015江苏高考改编）It is so cold that you cant go outside unless fully covered in thick clothes.（2015陕西高考改编）1 believe you will have a wonderful ti

9、me here once you get to know everyone else.I told him he would succeed only if he tried hard.m let you have the book on condition that you return it to me next week.(2014大纲卷改编)Unless some extra money is found (find), the theatre will close.3 .状语从句的省略在时间、条件、让步等状语从句中，当从句主语与主句主语全都或从句主语是it,且 从句的谓语局部含有be

10、动词时，可以将从句中的主语与be动词一起省略。If exposed to very loud music every day, young people may risk going deaf.假如年轻人每天都处于嘈杂的音乐的影响中，他们很可能有变聋的危急。If (it is) possible, this machine can be changed for a new one.假如可能的话，这台机器会换成一台新的。While (she was) listening to the radio, she fell asleep.她在听收音机时睡着了。4 .祈使句+ and/or +陈述句“祈使

11、句+and/or/or else/otherwise +陈述句句型中，祈使句在意义上实际上相当于条 件状语从句。Give me all your money, and Fil let you go.=If you give me all your money, I will let you go.给我你全部的钱，我就放你走。Run fast, or youll be late for school.=If you dont run fast, youll be late for school.快点跑，要不然你就上学迟到了。即时演练2(1)单句语法填空(2015湖南高考改编)Video game

12、s can be a poor influence if left (leave) in the wrong hands.He wont go there unless invited (invite).He picked up a wallet while walking (walk) home.Hurry up or we will be late.(2)同义句转换If you work harder, you will succeed in your studies.=Work Jardejand you will succeed in your studies.(2)If you do

13、nt be careful, you will fall into the water.=Be careful, or/or else/otherwisr you will fall into the water.二、让步状语从句让步状语从句常由以下附属连词引导：though/although (尽管，虽然)，as, even if/even though (即使)，疑问词-evei7no matter+疑问词(不管，无论)等。1. though, although; even if, even though 虽然,尽管though, although这两者意思大致相同，一般可互换，都可与ye

14、t, still, nevertheless连用, 但不能与but连用。Although the job takes a significant amount of time, most students agree that the experience is worth it.（2015湖南高考）虽然这份工作要花大量的时间，但大多数同学都同意这次经受是值得的。Even though the forest park is far away, a lot of tourists visit it every year.（2014d匕京高考改 编）尽管森林公园很远，每年仍有许多游客前去巡游。2.

15、 as, though虽然但是，尽管”as引导的让步状语从句必需以局部倒装的形式消失，被倒装的局部可以是表语、状语 或动词原形，though有时也用于这样的结构中，但although不行以这样用。Tired as/though he was, he continued working in the field.=Though/Although he was tired, he continued working in the field.尽管他很累，他还连续在田里工作。3. whetheror表示不管是否；不管是还是之意。I have decided to take the job offer

16、, whether it is good or bad.无论好坏，我已经打算接受这份工作邀请。4. “nomatter+疑问词或“疑问词-ever”的含义为不管都:它们引导 的让步状语从句可以互换。However/No matter how hard you try, it is difficult to lose weight without cutting down the amount you eat.无论你多么努力，假如不削减饮食，那么减肥是很难做到的。Whichever/No matter which country you travel to, you should obey th

17、e law of the land.不管你到哪个国家去旅行，你都得应当遵守这个国家的法律。No matter what/Whatever I do, I will try my best to do it well.无论我做什么，我都会尽力做好。名师点津“no matter+疑问词结构只能引导让步状语从句，而“疑问词-ever还 可以引导名词性从句。Whatever （=No matter what） you say, I won*t believe you. （whatever 弓I 导让步4夫语从 句）Fil eat whatever（no matter what） you give me

18、. （whatever 弓I 导宾语从句）5. 有时while也可以引导让步状语从句，但一般要位于句首。While some people are motivated by a need for success, others are motivated by a fear of failure.（2016江苏高考改编）尽管有人被胜利的需求所鼓励，但也有人被失败的恐惊所激发。While the students came from different countries, they got along quite well in the summer camp.（2015福建高考改编）尽管同学

19、们来自不同的国家，但他们在夏令营相处得特别好。即时演练3（1）完成句子（2016-浙江高考改编）While online shopping has changed our life（虽然网上购物转变 了 我们的生活），not all of its effects have been positive.（2016北京离考改编）My grandfather still plays tennis now and then, even though hes in his nineties（尽管我爷爷已经九十多岁 了）.Young as/though she is（尽管年轻），she has trave

20、lled to many countries to put on shows.（as 倒装）Whichever/No matter which road you take（无论你走哪一条路），it will lead you to the station.Youll have to attend the ceremony whether youre free or busy（不管你有空没空）.（2015安徽高考改编）Though scientists have learned a lot about the universe（尽管科 学家对宇宙已经了解了许多），there is much we

21、 still dont know.（2）单句改错Although my uncle is old, but he looks very strong and healthy,去掉 butChild although he was, he knew what was the right thing to do.althoughf as/though课后强化训练I .单句语法填空1. He will not leave unless it is fine tomorrow.2. If you ring the doorbell when visiting our home, you will be

22、 greeted （greet） by our dog.3. . Every time he es （e） to visit me, he will buy me some books.4. Work hard and you will succeed sooner or later.5. Assuming （assume） that we cant get the necessary equipment, we will have to give up the experiment.6. No matter which dictionary you want to buy, Fil pay

23、for it.7. Film has a much shorter history, especially when pared to such art forms as music and painting.8. There are so many cars that you should be careful while crossing （cross） the road.9. Whether it is right or wrong, his opinion should be paid attention to.10. （2014江苏高考改编）Lessons can be learne

24、d to face the future, though/although history cannot be changed.IL单句写作1. （2015全国卷 H 书面表达）If you are able to e with us, please let us know and well wait for you at the school gate at 9 in the morning.假如你能和我们一起去，请告知我们，我们会早上9点在校门口等你。2. （2015天津高考总分值作文）If you e to our school, you are likely to meet some

25、difficult problems in your life.假如你来我们学校，你可能会在生活当中遇到一些困难。3. .（2014- 四 川 高 考 标 准 范文）Though some ofLthe questions seem iinfamilthey are easy to answer.虽然这些问题对我来说看起来不是很熟识，但是他们很简单答复。4. （2014重庆高考标准范文）However, far away we are, we feel close to each other.不管我们相隔有多远，我们彼此都感到很近。5. （2014湖南高考标准范文）汗 丫01151（ walk

26、ing, the micro-fan can work immediately to dry your feet.假如你要停下脚步，你鞋内的微型风扇就会马上工作使你的脚变干。6. （2014重庆离考总分值作文）If we spend too much time on phones, we will lose the munication skills we need in the future.假如我们在上花费过多的时间，我们就会失去将来我们需要的沟通技能。III .短文改错The other day, Tom was riding along the street when a car ra

27、n fastly towards him. He turned left quickly and it was too late. The car hit himself and he fell off his bike. The driver of the car was so frightening that he ran away as fast he could. Soon the driver is out of sight, leaving Tom helpless on the spot. Fortunate, a woman happened to seeing it and

28、remembered the number of the car. She called a policeman and told him when had happened. At the last, the driver was caught and punished for his wrong doing.答案：第一句：fastly-,fast其次句：andbut第三句：himselfhim第四句：frightening-,frightened; fast 后力口 as第五句：iswas第六句：Fortunate-*Fortunately; seeingf see第七句：whenwhat第八句：去掉第一个the