It做形式主语句型整理大全
It做形式主语句型整理大全
I t做形式主语句型整理大全-CAL-FENGHAI-(2020YEAR-YICAI)_JINGBIANIt作形式主语常见句型动词不定式，动名词或主语从句作主语时，通常把它们放在谓语动词前，而用it作形式主语，放到句首，常见句型有：1. It + be + 形容词+主语从句，如：It is uncertain whether he can come to Jenny’s birthday party or not.2. It + be + 名词词组 + 主语从句，这类名词有：a fact, a pity, a shame, an honour，a question等，如：It’s a pity that you missed the exciting football match.It remains a question whether he will come or not.3. It + be + 过去分词 + 主语从句，这类过去分词有：announced, believed, expected, hoped, decided, reported, said, shown等，如：It is reported that 16 people were killed in the earthquake.It is not decided who will give the operation to the patient.4. It + 不及物动词(seem, appear, happen等) + 主语从句, 这类不及物动词有：appear, happen, seem等，如：It seemed that he didn’t tell the truth.It happened that I was out when he called.5. It + be + 形容词 + for sb.）+ 动词不定式这类句型常用形容词easy, difficult, hard, important, possible，wise等作表语，有时候为了强调不定式动作的执行者，常在不定式前加for sb，如：It’s necessary for the young to master two foreign language.It is unwise to give the children whatever they want.这类形容词有：easy, difficult, hard, important, possible，wise6. It + be + 形容词 + of sb. + 动词不定式，这类形容词常是表示心理品质,性格特征的形容词，如：kind, nice stupid, clever, foolish, polite, impolite, silly, selfish, considerate等。
It做形式主语句型整理大全
It作形式主语常见句型动词不定式，动名词或主语从句作主语时，通常把它们放在谓语动词前，而用it作形式主语，放到句首，常见句型有：1. It + be + 形容词+主语从句，如：It is uncertain whether he can come to Jenny’s birthday party or not.2. It + be + 名词词组+ 主语从句，这类名词有：a fact, a pity, a shame, an honour，a question等，如：It’s a pity that you missed the exciting football match.It remains a question whether he will come or not.3. It + be + 过去分词+ 主语从句，这类过去分词有：announced, believed, expected, hoped, decided, reported, said, shown等，如：It is reported that 16 people were killed in the earthquake.It is not decided who will give the operation to the patient.4. It + 不及物动词(seem, appear, happen等) + 主语从句, 这类不及物动词有：appear, happen, seem等，如：It seemed that he didn’t tell the truth.It happened that I was out when he called.5. It + be + 形容词+ for sb.）+ 动词不定式这类句型常用形容词easy, difficult, hard, important, possible，wise等作表语，有时候为了强调不定式动作的执行者，常在不定式前加for sb，如：It’s necessary for the young to master two foreign language.It is unwise to give the children whatever they want.这类形容词有：easy, difficult, hard, important, possible，wise6. It + be + 形容词+ of sb. + 动词不定式，这类形容词常是表示心理品质,性格特征的形容词，如：kind, nice stupid, clever, foolish, polite, impolite, silly, selfish, considerate等。
“it”作为形式主语的十大考点
“it”作为形式主语的十大考点1、It’s +形容词/名词+（for sb. / sth）+to do sth可以用于这类句型的形容词和名词以及例句如下：点击添加图片描述（最多60个字）2、It’s +形容词+of sb. +to do sth这个句型是同学们最容易丢分的，大家需要知道在这个句型中，形容词是描述人的品德、特征。
同学们看一下能用于这个句型的形容词和例句：点击添加图片描述（最多60个字）3、It’s +形容词/名词+doing sth在这个句型中，常见的形容词和名词有：no /little use, no /much good, useless等。
例如：It is no use crying over spilt milk.It is no good talking about other’s faults.4、It’s +形容词+that…能用于这个句型的形容词有：possible, important, impossible, necessary, strange, natural, surprising, obvious, true, likely, unusual等。
除了true, likely,obvious这三个词外，其他的词后面that从句一般要用虚拟语气，（should+动词原形）should可以省略。
大家看下面例句：点击添加图片描述（最多60个字）5、It’s +名词+that…在这个句型中，常用的名词有：fact, honor, belief, good thing / news, （no）wonder, no doubt, pity, shame等。
如例句1。
需要注意的是，在使用pity和shame的时候，从句一般用虚拟语气（should+动词原形），should可以省略。
意思是表示出乎意料“竟然”，如果没有这种意义的时候，就可以不用虚拟语气。
如例句2和3。
点击添加图片描述（最多60个字）6、It’s +及物动词的过去分词+that…这个句型中常见的及物动词的过去分词和例句如下：点击添加图片描述（最多60个字）7、It+不及物动词+that…能用于这个句型中的不及物动词常见的有：seem, happen, appear, matter等，例如：点击添加图片描述（最多60个字）8、It+及物动词+宾语+主语从句用于这类句型的动词有：affect, disappoint, impress, interest, worry等，例如：点击添加图片描述（最多60个字）9、It takes sb. + sometime to do sth.这个句型的意思是“花费某人多长时间做某事”例如：It took us half an hour to ride to the town by bike.10、It’s time (about time, high time ) +that…这个句型中that后面的从句要用虚拟语气，需要注意的是：常常用过去时态表示虚拟，有的时候也用should+动词原形，should不能省略。
it作形式主语的句型
it作形式主语的句型
1、It + be + 形容词 + that从句：表示某事物具有某个特征或属性。
例如：It is important that we arrive on time.（我们按时到达很重要。
）
2、It + be + 名词短语 + that从句：表示某个事物符合某个特征或属性。
例如：It is a shame that he didn’t come to the party.（他没来参加聚会真是遗憾。
）
3、It + be + 过去分词 + that从句：表示某个动作已经被完成或已经发生。
例如：It is said that the book will be published next month.（据说这本书将在下个月出版。
）
4、It + be + 现在分词 + that从句：表示某个动作正在进行或正在发生。
例如：It is raining hard outside.（外面正下着大雨。
）
5、It + be + 不定式短语 + that从句：表示某个动作将要发生或被计划。
例如：It is to be announced tomorrow if the meeting will be held as scheduled.（明天将宣布会议是否按计划举行。
）
这些句型中的“it”通常被称为“形式主语”，因为它在句子中充当主语，但实际上并不是真正的主语。
这种用法是为了使句子更加通顺或强调某种特定的信息。
it形式主语句型
一. It+be动词+过去分词+that从句It's reported that ...据报道...It is generally thought that...人们普遍认为It has been found that...现已发现...It's believed that...据信...It should be noted that...应当注意...It must be pointed out that...必须指出...say/expect/know/estimate/forecast二. It+be动词+形容词+that从句It is clear that...显然...It is likely that...很可能...It is certain that...可以相信...It is fortunate that...幸运的是...It is possible that...很可能...It is natural that...很自然...It is strange that...奇怪的是...It is necessary that...有必要...三. It+be动词+名词短语+that从句It is a pity that...可惜的是...It is good news that...真是太好了...It is no wonder that...难怪...It is a fact that...事实是...It is agood thing that...真是件好事...It is a shame that...遗憾的是.../...真是太不像话了It is an honor that...真荣幸...It is my belief that...我相信...It is common knowledge.. ....是常识It is a miracle that... ...真是奇迹四. It+不及物动词+that从句It seems that...似乎...It happens that...碰巧...It comes about that...结果是...It follows that...因此.../由此可见...It turns out that... 结果证明是...五. 其他结构It draws upon/on sb that......某人突然想起It makes no difference that... ...无所谓It is of little consequence that... ...无关紧要It occurs to sb that... 某人突然想起It doesn't need to be bothered that...不必担忧...。
it 作形式主语句式结构
4. The news that ouiting.
5. The suggestion that students should learn something practical is worth considering.
6. It + be +形容词+ of sb. +动词不定式，这类形容词常是表示心理品质,性格特征的形容词，如：kind, nice stupid, clever, foolish, polite, impolite, silly, selfish, considerate等。
某人和这些形容词可以构成主系表结构。如：
表语从句：
1. This is what I want to do.
2. The house is what he needs.
3. The question is how the people can find an effective way to store the sun’s heat.
4. The question is who can complete the difficult task.
It’s very kind of you to help me with the work.
=You are kind to help me.
It seemed selfish of him not to share his dictionary with others.
=He seemed selfish not to share his dictionary with others.
it作形主的句型
it作形主的句型It 作形式主语构成的常用句型：1. It is + n. +从句It is a pity/shame that... 遗憾的是……It is a surprise that…令人惊奇的是…It is a fact that……是事实It is common knowledge that……是常识2. It is + adj. +从句It’s certain that…肯定…It is possible that... 很可能……It is unlikely that... 不可能……It is obvious that…很明显…It is necessary \important \natural\... that…3. It +不及物动词+从句It happened that... 碰巧……It (seems/appears) that...似乎.....It occurred to me that…我突然想起…4. It + be +过去分词+从句It is said that... 据说……It is known to all that... 众所周知……It is reported that... 据报道……It is believed that...据信……;人们相信……It is suggested/advised/ordered/requested/insisted/that + (should）do...（虚拟语气）It must be admitted that…必须承认……It cannot be denied that…不可否认……It must be pointe dout that…需指出的是……It is taken granted that…：被视为当然It has been decided that…：大家决定It must be remember that…：务必记住的是5. It is time( about time ，high time )that ... 该句型中that 后的从句应该用虚拟语气，值得注意的是①常用过去时态表示虚拟．②有时也用should + 动词原形，should 不能省，常译为＂是（正是）．．．的时侯．．．＂6. It is the first( second ... )time that sb has/have done sthIt was the first time that sb had done sthIt is the first timeI have been here.= This is the first time I have been here.7. It is .... since ...。
It作形式主语的几大基本句型
“I t”作形式主语的几大基本句型2011-06-07 22:27:53| 分类：|标签：|字号大中小订阅◇It’s +形容词/名词+that +从句It is necessary that you train yourself before the walk.It is important that you have your own support team.It was a pity that he lost the game.It’s a pity that you missed the exciting football match.◇It’s +形容词+for sb +to do sthIt is difficult to walk through eight country parks.It is useful to have support teams.It is important for him to finish it in ten hours.It is necessary for people to learn team spirit.特别提醒：☆该句型的否定结构为It’s +形容词+for sb +not +to do sthIt is very important not to give them too much food. 7B 100It is very polite not to speak loudly in public.☆该句型有时可以与It is + adj. + that从句的句型互换使用,意思不变;如：It is necessary for you to train yourself before the walk.= It is necessary that you will train yourself before the walk.◇It’s +名词+to do sthIt’s everyone’s duty to obey the law.It is not a good habit to stay up too late.As a student, it is bad manners to come late to class.It is my turn to clean the blackboard.◇It takes sb +some time to do sthIt took us two hours to set up the stage.◇It seems that +从句It seemed that he didn’t tell the truth.◇It’s +过去分词+从句惯用句型有：It is said that据说, It is reported that据报道, It is believed that大家相信, It is hopedthat大家希望, It is well known that众所周知, It is thought that大家认为, It is suggestedthat据建议等;It is reported that 16 people were killed in the earthquake.。
It代替从句作形式主语的常见句型
It代替从句作形式主语的常见句型一、it 代替连词that 引导的从句作形式主语1. It+be+过去分词+that 从句。
如：It’s said that Tom has come back from abroad.据说汤姆已经从国外回来了。
It was reported that more than ten children had died in the accident.据报道有十多个孩子在这起事故中遇难了。
可用于该句型的过去分词还有：known, thought, told, believed, hoped, announced, expected, decided , suggested等，该句型常可以转换成含有宾语从句的复合句或者含有不定式作主语补语的简单句。
如：It’s said that Tom has come back from abroad.→People say that Tom has come back from abroad.→Tom is said to have come back from abroad.2. It+be+名词词组+that从句。
如：It has been a great honour that you can come to visit me.你能来我这里我深感荣幸。
It’s a wonder that you could finish such a hard task in such a short time.令人惊奇的是你竟然在这么短的时间内就完成了这么艰巨的工作。
可用于该句型的名词词组还有：a pity, a good thing, a fact, a surprise, good news 等。
3. It+be +形容词+that 从句。
如：(1) It is/was important (necessary, desirable, advisable ...) that ...。
it形式主语句型
“it”在英语中经常用作形式主语，尤其是在主语从句中。
形式主语用于表示主语从句，即一个句子作为主语，而“it”是这个句子的形式主语。
以下是几个使用“it”作为形式主语的常见句型：
1. It is + 形容词+ that + 主语从句
例如：It is clear that he has made a mistake.
解释：在这个句型中，“it”是形式主语，“that”后的句子是真正的主语。
2. It is + 名词+ that + 主语从句
例如：It is a fact that the earth is round.
解释：这个句型与上一个相似，但形容词被替换为名词。
3. It + 动词+ 主语从句
例如：It happened that he was late for the meeting.
解释：在这个句型中，“it”是形式主语，动词是主语从句的谓语。
4. It + be + 时间/距离+ before + 主语从句
例如：It will be two years before we meet again.
解释：这个句型用于表示在某个时间或距离之后会发生某事。
5. It is/was + 被强调部分+ that + 主语从句
例如：It was yesterday that he met his friend.
解释：这个句型用于强调某个时间或部分。
这些只是使用“it”作为形式主语的一些常见句型。
在英语中，还有其他更复杂或特定的用法。
It句型归纳最全总结
It 句型归纳总结I．It 作形式主语的句型①It + be + adj (kind , wise , careless, clever…) + of sb to do sthEg: It is wise of him to make such a decision.他做出这样的决定是明智的。
②It + be + adj(easy , safe , common , normal …) + for sb to do sth该句型中adj若为important, necessary, natural, possible, strange, vital, essential等可改为从句,从句用should+动词原形。
.Eg: It’s very dangerous for children to play with fire.It is important for us to learn English well. (= It is important that we (should) learn English well.)③It + be +V-ed( reported, believed, said, suggeste d…) + that 从句该句型中：⑴若V-ed为reported, believed, said等常译为“据报道”，“据认为”，“据说”。
⑵若V-ed为suggested, ordered, demanded, insisted等表示“建议”,“命令”的词，从句要用虚拟语气(should)+动词原形。
Eg: It is suggested that the book (should) be revised.It’s said that Tom has been back from abroad. (=Tom is said to have been back from abroad.)④It + be + n (a pity, a shame, a fact , good new s…) + that 从句:该句型中，从句一般用(should) + 动词原形，表示出乎意料，常译为＂竟然＂。
It做形式主语句型整理大全
It做形式主语句型整理大全It 做形式主语句型整理大全形式主语句型是英语语法中常见的一种句型结构，其中“it”作为句子的形式主语，代替真正的主语，使得句子结构更加简洁和清晰。
本文将介绍常见的形式主语句型，并给出相应的例句说明。
1. It + be + 形容词 + (for/of somebody) + to do something这种句型用来描述某事或某物对某人具有某种特定属性或特征，强调主观情感或感受。
其中的“for/of somebody”是可选的，用来表示某人对这种特征的感受或看法。
例句：- It is important for us to take care of the environment.- It is easy to learn a new language if you practice every day.- It is common for teenagers to experience mood swings.2. It + be + 名词 + (for somebody) + to do something这种句型用来描述某事或某物对某人来说是合适或适当的。
例句：- It is a good idea for you to start exercising regularly.- It is essential for a student to manage their time effectively.- It is necessary for parents to spend quality time with their children.3. It + be + 形容词 + that + 句子这种句型用来描述某事或某物具有某种特定属性或特征，强调客观事实和真实性。
例句：- It is interesting that she decided to travel alone.- It is evident that the company is facing financial difficulties.- It is amazing that they managed to finish the project ahead of schedule.4. It + be + 名词 + that + 句子这种句型用来描述某人对某种情况或事实所持的看法、判断或观点。
it做形主和形宾的句型
“it” 作为形式主语（形主）和形式宾语（形宾）的句型在英语中是非常常见的。
以下是具体的句型：
1. 形式主语（形主）：
**主语从句句型：** It + be + 形容词/名词 + (for sb.) + to do sth.
例如：It is difficult for me to learn French. （对我来说，学习法语很难。
）
在这个句子中，“it” 没有实际的意义，只是作为句子的形式主语，真正的主语是后面的不定式短语“to learn French”。
2. 形式宾语（形宾）：
**动词+ it + 宾语补足语 + 真正的宾语**
例如：I found it hard to get along with others. （我发现和别人相处很难。
）
在这个句子中，“it” 作为形式宾语，真正的宾语是后面的不定式短语“to get along with others”。
以上信息仅供参考，如果还有疑问，建议查阅英语语法书籍或询问英语老师。
it形式主语19个句型
1.It is/was + 被强调部分+ that/who ...该句型是强调句型。
被强调部分可以是主语，宾语，表语或状语。
强调的主语如果是人，that 可以由who 换用。
如果把这种句型结构划掉后，应该是一个完整无缺的句子。
这也是判断强调句型与其它从句的方法。
2. It is not until + 被强调部分+ that ...该句型也是强调句型。
主要用于强凋时间状语，译成汉语“直到……才……”，可以说是not ... until ... 的强调形式。
It was not until she took off her dark glasses that I realized she was a famous film star.= Not until she took off her dark glasses did I realize she was a famous film star.= I didn't realize she was a famous film star until she took off her dark glasses.3. It is clear/obvious/true/possible/certain… that …该句型中it 是形式主语，真正的主语是that 引导的主语从句，常译为“ 清楚（显然，真的，肯定……）”是主语从句最常见的一种结构。
It is very clear that he's round and tall like a tree.= That he's round and tall like a tree is very clear.4. It is important /necessary/right/strange/natural... that ...+(should) do 该句型和上一个同属一个句型。
it作形主语的五种
it作形主语的五种IT 作为形式主语的五种情况如下：1. 结构：It + be/have/do + 名词/代词+ 形容词/副词/动词-ing/动词过去分词等形式。
例子：-It is said that he is going to join our team.（据说他将要加入我们的团队。
）-It has been raining since morning.（自从早上就一直下雨。
）2. 结构：It + 动词过去分词+ 名词/代词+ 形容词/副词等形式。
例子：-It seemed like a good idea at the time.（当时看来这是一个好主意。
）-It occurred to me that we had met before.（我想起来我们之前见过面。
）3. 结构：It + 动词-ing + 名词/代词+ 介词+ 宾语等形式。
例子：-It's interesting to learn about different cultures.（了解不同的文化很有趣。
）-It's important to keep the environment clean.（保持环境整洁很重要。
）4. 结构：It + 动词-ing/动词过去分词+ 副词等形式。
例子：-It's been a long time since we last met.（自从我们上次见面已经过去很长时间了。
）-It doesn't matter if he doesn't know.（他不了解没关系。
）5. 结构：It + 动词-ing/动词过去分词+ 宾语等形式。
例子：-It happened that I knew the person involved.（碰巧我知道涉及的那个人。
）-It occurred to me that I hadleft my wallet at home.（我想起来我把钱包忘在家里了。
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It作形式主语常见句型
动词不定式，动名词或主语从句作主语时，通常把它们放在谓语动词前，而用it作形式主语，放到句首，常见句型有：
1. It + be + 形容词+主语从句，如：
It is uncertain whether he can come to Jenny’s birthday party or not.
2. It + be + 名词词组+ 主语从句，这类名词有：a fact, a pity, a shame, an honour，a question等，如：
It’s a pity that you missed the exciting football match.
It remains a question whether he will come or not.
3. It + be + 过去分词+ 主语从句，这类过去分词有：announced, believed, expected, hoped, decided, reported, said, shown等，如：
It is reported that 16 people were killed in the earthquake.
It is not decided who will give the operation to the patient.
4. It + 不及物动词(seem, appear, happen等) + 主语从句, 这类不及物动词有：appear, happen, seem等，如：
It seemed that he didn’t tell the truth.
It happened that I was out when he called.
5. It + be + 形容词+ for sb.）+ 动词不定式
这类句型常用形容词easy, difficult, hard, important, possible，wise等作表语，有时候为了强调不定式动作的执行者，常在不定式前加for sb，如：
It’s necessary for the young to master two foreign language.
It is unwise to give the children whatever they want.
这类形容词有：easy, difficult, hard, important, possible，wise
6. It + be + 形容词+ of sb. + 动词不定式，这类形容词常是表示心理品质,性格特征的形容词，如：kind, nice stupid, clever, foolish, polite, impolite, silly, selfish, considerate等。
某人和这些形容词可以构成主系表结构。
如：
It’s very kind of you to help me with the work.
=You are kind to help me.
It seemed selfish of him not to share his dictionary with others.
=He seemed selfish not to share his dictionary with others.
7. It + be +名词词组+ 动词不定式，如：
It is not a good habit to stay up too late.
8. It + be + 名词或形容词+ 动名词，这类名词和形容词常常是：good, no good, no use,
a waste of, useless, senseless等，如：
It’s a waste of time talking to her any more.
It is no use arguing about the matter with him.
9. It + take ( sb. )+ 时间（金钱）+ 动词不定式，如：
It took the workers almost three years to finish building the dam.
It will take a whole day to get to the top of the mountain on foot.。