1、Section Grammar & Writing条件状语从句与让步状语从句阅读下列句子，体会黑体部分的用法1If you say the word “communication”， most people think of words and sentences.2How can he help when they wont let him.3You wont arrive there on time unless you take a plane.4Even if you were busy，you should take care of your family.5Clever as he
2、 is，he doesnt make great efforts in his lesson.6However much I tried，I couldnt work the question out.7He keeps taking physical training in winter no matter how cold it is.8Although/Though she works very hard，yet (still)she makes very slow progress.一、条件状语从句条件状语从句是用于表示主句动作发生的前提或条件的从句。通常由下列从属连词和短语来引导：i
3、f(如果，假如)，unless(除非)，as(so)long as(只要)，provided/providing(that)(只要)，suppose/supposing(假设)，on condition (that)(如果)，in case(以防)等。Well come over to see you on Wednesday if we have time.如果有空，我们星期三来看你。You can borrow my car as long as you promise not to drive too fast.你可以借用我的车子只要你承诺不开车太快。Ill let you have t
4、he book on condition that you return it to me next week.我可以把书借给你，条件是你下星期得还给我。Take an umbrella with you in case there is rain this afternoon.随身带着把伞吧，以防今天下午下雨。Suppose/Supposing(that) they refuse us，who else can we turn to for help?假设他们拒绝了我们，我们还能去找谁帮忙呢？名师点津(1)在条件状语从句中，用一般现在时代替一般将来时，一般过去时代替过去将来时。If he a
5、rrives tomorrow，I will be waiting for him at the airport.如果他明天到，我将在机场等他。(2)unless引导条件状语从句时，要注意这个连词自身在意义上是否定的：unlessif.not.，意为“除非，如果不”。I will not go to their party unless I am invited.(I will not go to their party if I am not invited.)假如他们不邀请我，我不会去参加他们的聚会。二、让步状语从句让步状语从句表示前后句之间为让步关系。让步状语从句常由以下从属连词引导：t
6、hough，although，as，even if/even though(即使)，疑问词ever/no matter疑问词(无论)等。1though，although，as，while引导的让步状语从句这些词引导让步状语从句时，意为“虽然，尽管”，although 较为正式。Although/Though he failed many times，(still)he kept on trying.尽管失败了很多次，他还是继续尝试。While I like the color，I dont like the shape.尽管我喜欢它的颜色，但不喜欢它的形状。名师点津(1)though和alth
7、ough引导的让步状语从句可放在主句之前，也可放在主句之后，不与but连用，但可与表示转折的yet，still连用。(2)though引导的从句可以倒装，也可以不倒装，但as引导的从句一定要倒装，而although引导的从句不倒装。倒装形式为“形容词/副词/名词(不加冠词)/动词原形 though/as主语谓语”，即将形容词、副词、分词、名词、动词原形置于句首。Tired as/though he was，he continued working in the field.尽管他很累，他还继续在田里工作。Child as/though he was，he had a good command
8、of English.尽管他是个孩子，但他精通英语。Hard as/though I tried to explain，he still didnt understand.尽管我尽力向他解释，他仍然不懂。Try as he might，he couldnt solve the problem.尽管他很努力，但还是无法解决这个问题。(3)though则可以当副词用，但 although不可当副词用。(4)while引导让步状语从句时，一般位于主句之前。2even if，even though引导的让步状语从句even if，even though引导让步状语从句时，意为“即使”。Even if/
9、though you fail，you will gain experience.即使你失败了，你也会得到一些经验的。3“特殊疑问词ever”和“no matter特殊疑问词”引导的让步状语从句“no matter疑问词”或“疑问词ever”所引导的让步状语从句均表示“无论；不管”，可以互换。 No matter what/Whatever happened，he would not mind.无论发生什么，他都不会介意的。Your mother will wait for you however /no matter how late it is.不管多晚你妈妈都会等着你。名师点津(1)“n
10、o 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 wont believe you.(whatever 引导让步状语从句)Ill eat whatever(no matter what) you give me.(whatever引导宾语从句)(2)however后要紧跟形容词或副词。4whether .or .引导的让步状语从句whether.or.引导让步状语从句时，表示“不论是否；不管是还是”之意。 Whether the weather is good or bad，th
11、ey will set off as planned.不管天气是好还是坏，他们都要按计划启程。.单句语法填空1He wont lose weight he keeps a diet.2Young he is，he has been to many countries.3He is always on time for school it rains snows.4 you had come a few minutes earlier，you would have met him. 【导学号：03532017】5 he works hard，he makes little progress.【答
12、案】1.unless 2.though/as 3.whether；or 4If 5.Though/ Although.单句改错1She says that shell have to close the shop if business improves. 2I will go，if you come with me or stay at home. 3Would you like to go fishing with me tomorrow?Provide that you give me a lift in your car. 4. Go there by bus instead of b
13、y bike in case of it rains. 5Child although he is，he can tell black from white. 【答案】1.ifunless2.ifwhether3.ProvideProvided/Providing4.去掉第二个of5.althoughas/though写邀请函及其回复邀请信属于应用文，主要用来邀请某人参加宴会、庆祝活动或会议等。邀请信可分为正式的邀请信(请柬)和非正式的邀请信两种。1英语邀请函一般应该包括以下内容：(1)诚挚邀请对方参加某一活动；(2)概况介绍活动的内容和安排；(3)再次表示诚意。2收到邀请函写回函表示接受邀请
14、应包括以下内容：(1)感谢；(2)表示确定会赴邀。3拒绝邀请应包括以下内容：(1)收到邀请；(2)表示感谢；(3)阐述不能赴邀的原因；(4)表示遗憾和良好的祝愿。亮点句式1邀请函常用句式Im writing to invite you to.I wonder if you can come.It is my pleasure for me to invite you to.My family and I would feel much honored if you could come.We are looking forward to your coming with great pleas
15、ure.I hope youre not too busy to come.Please confirm your participation at your earliest convenience.I am longing to see you soon.2接受邀请常用句式Thank you for your invitation to.We are delighted to accept.It is with great pleasure.We are sincerely happy to join you.3拒绝邀请常用句式I shall have to say no to your
16、kind invitation to.Very regretfully.Because of.，we find we cannot.写作任务假如你是Robert，曾经在某中学教英语，最近收到该校你曾经的同事王林的来信，邀请你参加学校2017年国庆节期间举行的60周年校庆。请你根据下面的邀请函，给王林写一封回复，表示接受邀请。注意：词数100左右。Dear Robert，Im Wang Lin，one of your colleagues(同事)three years ago.How time flies! Since you left，great changes have taken plac
17、e in our school.We miss you very much! Id really like to invite you to attend the 60th anniversary(周年纪念日)of our school on October 2，2017.A lot of wonderful activities will be held to celebrate the schools founding birthday on that day.There will be an exhibition to show the long history of our schoo
18、l and its great achievements.Many performances will be put on by the students to thank the school and the teachers.Im sure that you will enjoy yourself here.I hope that you will accept our invitation.Looking forward to seeing you in our school soon.Yours，Wang Lin注意：词数100左右。审题谋篇项目结论体裁应用文话题邀请信件时态以现在时态
19、和将来时态为主人称第一人称为主遣词造句.词汇1因而感谢某人 2发生 3为做好准备 4及时到达 5盼望 【答案】1.thank sb.for sth.2.take place3.be well prepared for4.arrive in time5.look forward to.句式1I feel honored to attend the 60th anniversary of my old school.(用形式主语改写句子) 2I hope to meet old friends and know new friends.(用高级词汇分别替代hope和know改写句子) 【答案】1.
20、It will be a great honor for me to attend the 60th anniversary of my old school.2Im expecting to meet old friends and get to know new ones.妙笔成篇 【参考范文】Dear Wang Lin，Thank you very much for your invitation.It will be a great honor for me to attend the 60th anniversary of my old school.Im glad to learn
21、 from your letter that great changes have taken place in the school.Im expecting to meet old friends and get to know new ones.I miss all of you very much，too! I will be well prepared for it and arrive in time.Im sure all the activities and performances that day will be amazing.And I believe that my old school will have a bright future.Im looking forward to that day.Yours，Robert