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1、语法专项训练(十) it的用法,it 的用法可分为两大类: 一是代词;二是引导词. 1代词it的用法: (1)用作人称代词, 代替前文提到的事物 Whats this?Its a pen.,(2)代替指示代词this, that (3)表示时间、天气、距离、季节、 明暗等 How far is it to New York?Its 400 kilometers. it指时间时的重要句型,(1)It is (high) time (that) 主语should do/did sth. It is (high) time that this problem was solved. (2)It is
2、.since. It is two years since he came to work in this city.,(3)It be.before. It will be three years before we can meet again. 2引导词it的用法 it可作引导词, 在句中作形式主语、 形式宾语及用于强调结构中 (一)it作形式主语的常用句型,It is/wasadj. (for/of sb.)to do sth. It was difficult for her to move so heavy a box. It is/wasadj. that. It was cle
3、ar that he was lying to us.,It isv.-edthat. It is reported that our team has won the gold medal. It seems/appears/happens that. It seemed that he had known the truth. It so happened that I was standing at the gate when the guests arrived.,It matters/doesnt matter that. It matters a lot whether he wi
4、ll agree to our plan. It is no use/no good/no harm doing sth. Its no good arguing with him.,(二)it作形式宾语的常用句型(S指代主语, V指代谓语动词) SVitadj. /n.to do sth. Englishmen consider it a great honor to be able to host the 2012 Olympic Games.,SVitadj. /n.doing sth. They find it no use searching the empty house. Do
5、you consider it any good trying again? SVitthat/when. I dont like it when you shout at me.,(三)强调句: It is/was被强调部分who/that. 如下列句子中可对四处划线部分进行强调. We saw Tom in the park yesterday. It was we who/that saw Tom in the park yesterday.(强调人, 可用who或that),It was Tom whom/that we saw in the park yesterday. It wa
6、s in the park that we saw Tom yesterday. It was yesterday that we saw Tom in the park.,【注意】 It is.that 不能用来强调谓语动词, 强调动词要用“do动词原形”. 如: Do come early tomorrow.(明天一定要早点来),The little boy did work out the problem. 小男孩的确做出了那个题目) 强调时间、地点、某个事物时都要用that, 而不能用when, where, which.,.单句填空 1Apparently, it was no lo
7、nger fresh because of the old leather container.He asked his teacher, “Sir, the water was awful.Why did you pretend to like _?” 解析: it指前面提到的“水(the water)”.,it,2Jane was walking round the department store.She remembered how difficult _ was to choose a suitable Christmas present for her father. 解析: it
8、在宾语从句中作形式主语, 真正的主语是to choose ,it,3It is said that a short-tempered man in the Song Dynasty(9601279)was very anxious to help his rice crop grow up quickly.He was thinking about _day and night.But the crop was growing much slower than he expected.,it,解析: it代替前文中的(how) to help his rice crop grow up qui
9、ckly. 4The fact that she was foreign made _ difficult for her to get a job in that country. 解析: it为形式宾语, 真正的宾语是其后的不定式短语to get a job ,it,5The doctor thought _would be good for you to have a holiday. 解析: 因thought后面的是一个宾语从句, 由that引导, 但that被省略了. 空格处填it, 用作宾语从句的形式主语, 宾语从句真正的主语是for you to have a holiday.,
10、it,6I like this house with a beautiful garden in front, but I dont have enough money to buy _ . 解析: it指代前面提到过的this house. 注意it与one的用法区别: it相当于“the名词”, 指前面提到的同一事物; one相当于“a名词”, 指相似的同类事物.,it,7It was from only a few supplies that she had bought in the village _ the hostess cooked such a nice dinner.,th
11、at,解析: 强调句型it is (was) .that .的用法. 注意句中 that she had bought in the village是修饰 supplies的定语从句, 不要误认为引导该定语从句的关系代词that为强调句型的结构词that. 句意: 女主人只是用她在村里买来的一些东西就做出了那样一顿佳肴.,8Johns success has nothing to do with good luck.It is years of hard work _ has made him what he is today.,that,解析: 强调句型it is .that .的用法. 句
12、意: 约翰的成功与好的运气没有关系, 是多年的努力工作才使他变成今天这个样子(成就了今天的事业). 注: 判断一个句子是否是强调句型, 可考虑将结构词it is.that.去掉. 若去掉后句子仍完整、通顺, 则为强调句.,9_ was not until he came back from Africa that year that he met the girl he would like to marry. 解析: 强调句式: it was not until.that.(直到才).,It,10 Ive read another book this week. Well, maybe _
13、is not how much you read but what you read that counts.,it,解析: 强调句式. 其意为“也许重要的不是你读了多少, 而是你读了些什 么”. 句中的count意为“重要” “有重 要性”, 与动词matter意思相同.,11It was not until 1840 _ the official organization known as the Penny Post was established in Great Britain and gave ordinary people cheap and efficient postal d
14、eliveries. 解析: 考查强调句. 其构成形式是: It is/ was 被强调部分that 其它.,that,12_ is difficult to estimate (估计) the total value of what was stolen as only the banks clients(储户)know the content of their private safes. 解析: It作形式主语, 真正主语是后面的不定式.,It,13.because Greece has not requested any financial support, European Comm
15、ission President said this means the government believes _ does not need the support. 解析: 指代主语the government, 故用it.,it,14. “To liberate people.To set them free.Before I got my wheelchair, ” she explained, “I had trouble getting around.Now I can go places! However I can free people, I want to do _ .”
16、 解析: 动词后面缺宾语, 填代词it, 指代前面提到的I can free people这件事,it,15The next time you are offered help, no matter what that offer may be, do not turn _ down! 解析: it指前面的help或that offer. turn down 意为 “拒绝”.,it,二、写作运用 请根据以下内容写一篇关于Lucy的短文: 事件: 露茜没有通过英语口语考试, 这是很令人惊奇的, 她不相信是真的. 真遗憾, 她竟然没有通过考试! 原因:正是她的懒惰导致了她考试失败,打算: 意识到努
17、力学习、勤奋操练是很重要的, 此后她更加努力学习. 现状: 她发现练习说英语很有趣而且很有用, 她喜欢说一口流利的英语.,【写作要求】 1只能用5个句子表达全部内容. 2尽量多使用it. _,One possible version: It was very surprising that Lucy didnt pass her oral English test, and she couldnt believe it.However, it was really a pity that she failed in the test.In fact, it was her laziness t
18、hat led to her failure in the test.Thus,she realized that it was important for her to work hard and practice more, so she has been working hard ever since.Now she finds it interesting and helpful to practice speaking English and she likes it when she speaks fluent English.,三、语篇填空 用适当的代词完成下面的短文. Many
19、 people think that when 1._ is very cold they need some alcohol to keep them warm.A group of strong men thought so when they were traveling across the plains.2._ was winter and,it,it,they had to spend a terrible night in their tents without any fire. One of the men knew more than the 3._ and said th
20、at 4._ was not safe for anyone of them to drink whisky (威士忌) that night.He even said that 5._ was far more likely for,others,it,it,them to freeze if 6._drank 7._.Two of 8._ friends believed 9._ right not to drink any whisky.And the three took no whisky before going to sleep.They were cold in the nig
21、ht, but they were not very uncomfortable.,they,it,his,it,The others drank a lot of whisky and seven of them drank until they were drunken, so most of them were so badly frozen that they never really got well again, and the seven were frozen to death.,Each one of these men was strong the day before, and each had the same number of blankets that night.10._ seemed to be just the whisky and nothing else that made the difference.The more the men drank, the more they suffered from the cold.,It,本部分内容讲解结束,按ESC键退出全屏播放,
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