1：easy，drug takers,become addicted to ,drugs.(用it作形式主语，添加适当的连词成句）_百度知道
1：easy，drug takers,become addicted to ,drugs.(用it作形式主语，添加适当的连词成句）
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您好！连成：It.is.easy.for.drug.takers.to.become.addicted.to.drugs.意思是：西读者很容易对读品上瘾。 （因为审核会过滤词汇，请理解）
t is easy for drug takers to become addicted to drugs
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出门在外也不愁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
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
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
It’s necessary for the young to master two foreign
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
=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
It will take a whole day to get to the top of the mountain on
实战演练：
1. It is generally considered unwise to give a child
&&&&&&&&&he
or she wants. (NMET 1997)
however&&&&&&&&&&
whatever&&&&&&
whichever&&&&
D. whenever
2. In fact
&&&&&&&&is
a hard job for the police to keep order in an important football
match. (2001 上海)
this&&&&&&&&&&
that&&&&&&&&&&
there&&&&&&&&&
3.&&&&&&&&&
is a fact that English is being accepted as an international
language. (NMET1995)
There&&&&&&&&
This&&&&&&&&
That&&&&&&&&&
&&&&&&&&&&&necessary
to take off our shoes when we enter the lab? (MET88)
everyone&&&&&&&&
this&&&&&&&&
her&&&&&&&&&&
5. ________ will take you a lot of time to find him in the
I&&&&&&&&&&&&&
We&&&&&&&&&&&&
6. It is no use his _________ there, the situation is
hopeless now.
go&&& B. to be
going&&& C.
going&&& D.
having gone
7. It is never too late to learn, ________?
C. does it&&& D.
doesn’t it
8. ___________ is known to all that Shenzhou VI
Launched Successfully.
What&&&&&&
It&&&&&&&&
9. _______ is reported in the newspaper, the
Earthquake in east China's Jiangxi Province killed 13
As&&&&&&&&&&
That&&&&&&&&&
10. ___________ certain that his invention will make
people’s life convenient.
That’s&&&&
It’s&&&&&
D. What’s
11. _________ that there is another football match on the air
this evening.
says&&& B. It
was said&&&
C. It is said&& D. What
12. __________ that their daughter got an opportunity to
study abroad.
& A. It’s a exciting
news&&&&&&&&&
B. This is an exciting news
& C. This is exiting
news&&&&&&&&
D. It’s exciting news
参考答案：
6——10CACAC&
11——12CD
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All Rights Reserved英语中形式主语和形式宾语的用法_百度知道
英语中形式主语和形式宾语的用法
形式主语形式宾语候用形式主语形式宾语用形式主语形式宾语谢谢!
、 It 用作形式主语定式（短语）、名词（短语）或句某句作主语保持句结构前平衡避免重脚轻用it作形式主语置于句首真主语放句尾it起先行引导作用本身词义e.g. It is wrong to tell a lie. (说谎错误) 〔Itto tell a lie形式主语〕It is no use arguing about it. (争吵没用) 〔Itarguing about it形式主语〕It is uncertain who will come. (谁要确定) 〔Itwho will come形式主语〕It 作形式主语见句型：① It + be + 形容词 + to do sth. / doing / that ….e.g. It is very important to learn a foreign language. (门外语非重要)It is useless crying over the spilt milk. (覆水难收)It was really surprising that she married a man like that.(嫁给男士真让惊讶)② It + be +名词词组 + doing / that ….e.g. It is no good telling lies. (撒谎没处)It is a pity that you didn’t go to see the film yesterday. (昨没看部电影真遗憾)It is a truth that there would be no new China without the Communist Party.(没共产党没新毋庸质疑)③ It + be + 词 + that ….该句型见词：say, hope, think, suppose, expect, report, know, believe, decide, etc.e.g. It is said that they have invented a new type of computer. (据说发明种新型电脑)It is believed that China will become one of the strongest countries in the world.(家都相信步入世界强列)It was reported that more than 170 thousand people died in the 2004 tsunami.(据报道至少十七万<img class="word-replace" src="/api/getdecpic?picenc=0a007a04场海啸丧)④ It + seems / appears / happens等及物词 + that ….e.g. It seems that he enjoys pop songs very much.(似乎非喜欢流行歌曲)It appears that Tom might change his mind. (看汤姆能改变主意)⑤ 若句疑问形式能用it作形式主语e.g. Does it matter much that they won’t come tomorrow? (明重要)Is it true that he will go abroad next week? (周真)⑥ It + takes + (sb.) + some time + to do sth.表示（某）花少间干某事句型其it形式主语代替面定式（to do sth.）句型sb.省略e.g. It took me some time to read the reading materials.(我花些间才读完段阅读材料)It took him fourteen hours to go to New Zealand from Shanghai by plane.(海乘飞机新西兰花<img class="word-replace" src="/api/getdecpic?picenc=0ad616c)How long does it take you to go to Beijing from Qingdao by train? (青岛坐火车北京般要花久间)
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