1、第四讲避免头重脚轻的it句型it除了用作人称代词外，还常用作形式主语或形式宾语，有时也可以用在一些固定句型中。灵活地运用it句式可使文章更高级，结构更紧凑。在英语中，为了避免头重脚轻，经常运用it作形式主语，而把真正的主语后置，作真正主语的常为不定式或从句，有时也可用动名词。1It takes (sb.) some time/energy/effortto do sth.It took them about half an hour to work out the difficult maths problem.他们花了大约半个小时的时间才解出这道数学难题。2It is/was形容词(of/f
2、or sb.) to do sth.(2017芜湖质量监测)Meanwhile, it is necessary for the government to encourage people to behave properly in public places.与此同时，政府有必要鼓励人们在公共场所举止行为要适当。3It is/was形容词that(重庆高考书面表达)It is true that a smartphone plays an important role in our daily life.确实，智能手机在我们日常生活中扮演重要的角色。4It is/was名词(of/for
3、sb.) to do sth.(安徽高考书面表达)In the end，kids as we are, its our duty to control ourselves, which will greatly help our lives and study.最后，尽管我们是孩子，但是自控是我们的职责，它会对我们的生活和学习大有帮助。5It is/was名词thatIt is an honour that my book has been chosen to be translated into Chinese.非常荣幸，我的书能被选中译成中文。6It is/was过去分词that(四川高考
4、书面表达)Its known to all that “All roads lead to Rome.”众所周知，“条条道路通罗马”。7It seems/appears/happensthatIt happened that he was a doctor, so the sick man was saved.碰巧他是个医生，因此病人得救了。8It occurs to/hits/strikes sb.thatDid it ever occur to you that you would end up in prison if you continued behaving like that?你
5、就没想过如果继续这样做你最终会被关进监狱吗？9It mattersthat/wh/if/whether从句It doesnt matter whether it is expensive or not.它是否昂贵并不重要。10It is/was ones turn to do sth.轮到某人做某事It is your turn to pick up the kids from school this afternoon.今天下午轮到你去学校接孩子了。11It is/was time for sb. to do sth.某人该做某事了It is time that sb.did/should
6、do sth.某人该做某事了I know it is time for me to set out to do my homework, but I just cant resist playing computer games.我知道是开始做作业的时候了，但我就是忍不住要玩电脑游戏。12It is/was no good/no use/useless doing sth.做某事没有好处/用处It is no use trying to solve the problem by force.Peace talks are the only solution.试图用武力解决问题是没用的，和谈才是
7、唯一的办法。13It is/was no surprise/wonder that不足为怪/难怪The Internet keeps us informed of the latest news and also provides entertainment in the house.It is no wonder that its so popular worldwide.网络使我们在家就能了解最新的新闻，而且也为我们提供娱乐，难怪它在全世界那么受欢迎。14It goes without saying that不用说It goes without saying that modern tec
8、hnology brings us convenience and comfort in life.不用说，现代科技给我们的生活带来了方便和舒适。单句写作1(2017河南六市联考)帮助需要帮助的人是我们中华民族的传统美德。It is a virtue and tradition for us Chinese people to help those in need.2(2017石家庄高三调研)的确遗憾的是没能与你面对面交流，为此我非常抱歉。Its really a pity that I cant make it to communicate with you face to face，and
9、 Im sorry for that.3非常荣幸我能够站在这里谈一些对于友谊的感悟。Its my honour to stand here and say something about friendship.4显而易见，每天听BBC对我们的学习有很大帮助，尤其是对我们的英语听力。Its obvious that listening to BBC every day is of great help to our study, especially to our English listening.5众所周知，学好英语对我们大家都大有益处。Its wellknown that learning
10、 English well will be of great benefit to us all.it除了可以作形式主语外，还可作形式宾语，作形式宾语和在一些常见句型中的应用都可以提升文章的档次，使文章更高级。1动词it形容词/名词to do/doing/that从句(常见的动词有：find,feel,think,consider,make,believe,guess,suppose,assume)(2015江苏高考书面表达)Whats worse, some drivers, cyclists and pedestrians do not think it vital to obey tra
11、ffic rules.更糟的是，一些司机、骑车人和行人不认为遵守交通规则很重要。(2015重庆高考书面表达)In a word, wild release makes it much more convenient for us to choose what books we like.总之，自由分享使得我们选择所喜欢的书籍方便得多。2Id appreciate it if如果我将感激不尽(2017潍坊统考)Now that the winter holiday is around the corner, I would appreciate it if you could post the
12、new book as soon as possible according to the new address.由于寒假即将来临，如果你按新地址给我邮寄新书我将感激不尽。3sb. likes/loves/hates/dislikes it when某人喜欢/不喜欢I dislike it when a Chinese host keeps serving me the food I dont like.我不喜欢中国主人不停地给我夹我不喜欢的菜。4When it comes to当谈到(2016四川高考书面表达)When it comes to the season I like best,
13、 spring will always occur to me in no time.当谈到我最喜欢的季节，我会立刻想到春天。5It is the first/secondtime that这是第一/二次It is the first time that he has won the Nobel Prize in Literature.这是他第一次获得诺贝尔文学奖。6It is/has been一段时间since自从多长时间了(2016天津高考书面表达)It has been two weeks since you came here for the exchange program, whi
14、ch has benefited us all.自从你们来这儿作交换项目已三个月，这对我们都有益。7Itbe一段时间before多久之后就/才Dont be upset.It will be half a year before we meet again.不要伤心了，半年之后我们还会再见面。单句写作1我认为我们每天喝大量的开水是必要的。I think it necessary that we take plenty of boiled water every day.2作为中学生，我们应该把对食物浪费说“不”当成一项规定。As middle school students, we shoul
15、d make it a rule to say “No” to food waste.3当谈及选择时，我宁愿去旅游。When it comes to a choice, I prefer to go traveling.4我们从一中毕业已经十年了。It is/has been ten years since we graduated from the No.1 High School.5(天津高考)我很高兴，我认为竞选英语俱乐部副主席是一件荣耀的事情。I am very glad and feel it a great honor to run for the vicepresident of
16、 the English club.6我认为参加英语演讲比赛对你来说是一个好机会。I think it a good chance for you to participate in the English Speaking Competition. 用it句式完成句子1你穿什么并不重要，只要你看上去干净整洁就行。It doesnt matter what you wear, so long as you look neat and tidy.2随着高考的临近，该是我们学生更加努力学习的时候了。Its high time that we students worked/should work
17、harder at our lessons as the College Entrance Examination is approaching.3事实上，你抱怨得不到理想工作的机会是没有用的。In fact, it is no use complaining that you dont have an opportunity to get an ideal job.4(山东高考书面表达)因此，不用说是这句箴言给我带来了动力和鼓励。Therefore, it goes without saying that it is this motto that brings me motivation
18、and encouragement.5(2015广东高考书面表达)当谈及我所在的班级时，我必须说我不能忍受一些同学的自私。When it comes to my class, I have to say that I cant stand some classmatesselfishness.6因此，我认为很有必要采取行动缓解日益增长的压力。Therefore, I think it quite necessary to take action to relieve the growing pressure.7(2015北京高考书面表达)它给像你和我一样的青少年提供了一个享受运动和了解中国文化
19、的机会。It offers teenagers, like you and me, a chance to enjoy sports and learn about Chinese culture.8在假期中，父母让孩子们整天学习功课根本就没有意义。During the vacation, it makes no sense at all for parents to let children study their lessons all the day. 请按以下要求写一篇征文稿,尽可能多地使用it句型(2017安徽合肥质量检测)近期，某中学生英文报就“My Dream Classroom
20、”向中学生征稿。请你根据征稿启事写篇英语短文投稿。注意：1.词数100左右；2可以适当增加细节，以使行文连贯。My Dream Classroom_One possible version：My Dream ClassroomThe classroom is another home where we spend most of our daytime. It should be a comfortable and relaxing place full of inspiration and encouragement for us to enjoy our study life to the
21、 fullest.In my dream classroom, I hope to see green plants and pleasant decorations.Of course，I would appreciate it if I could be allowed to decorate my own desk.When it comes to the learning environment of the classroom, I prefer a culture corner so that we can share our books or exchange our opinions during the refreshing time.Whats more, with some inspiring mottos in the classroom, we can gain encouragement to make it.
