2018届二轮复习it的用法、常用句型课件(27张)

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2018届二轮复习it的用法、常用句型课件(27张)

2018 届 二轮复习 it 的用法、常用句型 知识梳理 it 可以作代词 (如人称代词、非人称代词)和引导词,也可以 用于强调句式 中,还可以用于一些固定表达中。 一、 it 作代词 1. 用作人称代词 ,指代: ① 上文提到过的人、事、物或情况 等; ② 婴儿、性别不明或没必要区分性别的人或动物 。此外, it 也可指代未知的人。 e.g. In my opinion, life in the twenty-first century is much easier than it was used to. Someone is ringing the doorbell. Go and see who it is. It ’s John on the phone. 2. 用作非人称代词,指时间、天气、距离或自然现象等 。 e.g. It is only half an hour’s walk to the hospital. It ’s about two kilometers from here to the station. It is raining heavily outside. 二、 it 作引导词 1. it 作形式主语的常用句型 1) “ It + be + 名词 + 主语从句 ”中从句谓语常用 “ ( should + )动词原形 ”。常用于本句型 的主要有 a pity, a shame, no wonder, no accident 等。 e.g. It is a great pity that he should be so greedy. It is a shame that he should attempt to injure the reputation of an honest man. It was no accident that such a book should appear in the 18th century.  2) “ It + be + 形容词 + 主语从句 ”中从句谓语常用“ ( should + )动词原形(或完成时) ”。常用于本句型的形容词主要有 impossible, strange, surprising 等。 e.g. It is impossible that it should be a mere coincidence. It ’s strange that she should have been arrested for stealing. It was surprising that he should have finished writing a novel in only twenty days. 3) “ It + 动词( + 宾语或状语) + 主语从句 ”。常用于本句型的动词主要有 please, happen 等。 e.g. It pleased me very much that he succeeded. It pleases me that he should want to talk with me. It so happened that he had just left for Tianjin . 4) “ It + 动词的被动语态 + 主语从句 ”。常用于本句型的动词主要有 accept, admit, allow, announce 等。 e.g. It ’s accepted that the universe is endless. It is generally admitted that he is a trustworthy person. It was announced that all prisoners would be set free. 2. it 作形式宾语 1) 根据句子结构的需要, 人们常用 it 作形式宾语 ,而将真正的宾语放在宾语补足语后。常用于这种句型的动词有 believe, bring, consider, declare, feel, find, make, prove, think 等。 e.g. I find it amazing that anyone would want to listen to that music. I don’t think it possible to master a foreign language within 3 months. I found it worthwhile reading this book. 2) it 作形式宾语的常用句型 : a. 动词 + it + if / when 从句 当 enjoy, like, dislike, love, hate, prefer, appreciate 等动词后需要接一个 if 或 when 引导的从句时 ,需要在动词后接 it 作形式宾语。 e.g. She won’t like it if you arrive late. He hates it when people use his bike. I’d prefer it if I didn’t have to do so much work. I would appreciate it very much if you would help me with it. b. 动词 + 介词 + it + that 从句 能用于此句型的主要有: depend on, answer for, see to 。 e.g. You may depend on it that he will turn up in time. I can’t answer for it that the boy is honest. I’ll see to it that all these letters will be sent to the post before twelve. 三、 it 用于强调句型中 强调句型可以对句中除谓语动词以外的成分加以强调。 四、 it 用在一些固定表达中 As someone puts it, ... 像某人所说的那样 Please see to it that ... 请务必 …… When it comes to ... 当提到 …… 时 It looks / seems as if ... 看起来好像 …… It’s time for sth . 该做某事了 It’s time (for sb.) to do sth . ( 某人 ) 该干某事了 It is (high) time that ... ( 早就 ) 该 …… It’s first / second / third / ... time + that ... 这是某人第几次干某事 ( 从句谓语用现在完成时 ) It is / has been + 一段时间 + since ... 自从 …… 已经 …… ; It wasn’t / won’t be long before ... 没过多久就 / 很快 …… It’s + 时间段 + before ... 过 …… 时间才 …… 五、 it 与 one 的区别 两者均可代替前面提到的事物,区别是: it 指的是与前面已提到的事物为同一物 ,此时的 it 等于“ the + 名词”;而 one 指的是与前面已提到的事物为同一类物 ,此时的 one 等于“ a + 名词”。 e.g. I have a dictionary but I’ve lent it to Mary. I haven’t a dictionary; can you lend me one ? 1. How would you like _____ if you were watching your favorite TV program and someone came into the room and just shut it off without asking you? (浙江 2015 单项填空) A. them      B. one C. those         D. it 2. Raise your leg and let _____ stay in the air for seconds.    (辽宁 2014 第三部分) 高考链接 D it 巩固练习 I. 选用括号内合适的单词填空。 1. It was only after she had begun to carry out the task _____ (that, when) Mary realized it was extremely difficult to complete.  2. ___ (It, As) is our belief that we can make a good life if we work hard. that It 3. ___ (It, What) is suggested that parents should pay more attention to their children’s inner world. 4. As a matter of fact, _____ (that, it) is not failure itself, but what we think of failure and what we do afterwards that counts. 5. —Do you still drive your Ford car? —No, I sold ____ (it, that) two years ago. 6. You must keep ____ (it, what) in mind that you can never be too careful when proofreading the newspaper. it it it It 7. Will ____ (that, it) be convenient for you to start work tomorrow? 8. ______ (There, It) is no doubt that the visiting team, which has better players, will win the match. 9. —I don’t think I can work out the maths problem. It’s too difficult. —Think it over, and perhaps you will make _____ (it, that). There it it II.  根据括号内的汉语提示用含 it 的内容补全下面句子。 1. _____________________ ( 我将不胜感激 ) if you would open the window; it’s too hot. 2. —Steven’s parents have bought him a computer. —______________ ( 难怪 ) that he looks so happy. I would appreciate it It is no wonder 3. Susana’s aim is to tell all citizens they have a duty to protect the environment, ________ ( 对吗 )? 4. —I’m thinking of the driving test tomorrow. I’m afraid I’ll fail again. —Cheer up. I’m sure _______________ ( 你会成功 ). it you will make it isn’t 5. _______________ ( 要紧吗 ) if I can’t finish the job on time? 6. Someone must have been there. But we have no idea _____________ ( 是谁 ). Does it matter who it was III. 选用正确的词完成下面短文。 it, they, them, that, what, this In the United States, Christmas is celebrated through the country. Many people, regardless of their religion, put up and decorate a Christmas tree. The tree can be a real evergreen or 1. ____ can be an artificial tree. Lights, strings and even popcorn can be used to decorate a Christmas tree. it   it, they, them, that, what, this On the top of the tree is a star or an angel. The decorations are usually red and green. The purpose of a Christmas tree is to have a central location to place gifts. According to legend, Santa Claus leaves presents under the tree. Children in the US often write lists of things 2. ______ want Santa to bring them. they    Many parents bring their children to shopping malls across the country to tell a man dressed as Santa 3. ______ they want. On Christmas Eve many children leave milk and cookies for Santa. Of course it is the parents 4. ______ buy the gifts from the wish lists and even eat the cookies and drink the milk. it, they, them, that, what, this what that     On Christmas Day children usually wake up early and run to the tree so they can see what Santa brought 5. ______. Adults can also exchange gifts at 6. _____ time. it, they, them, that, what, this them   this
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