的用法总结
I t的用法总结
一. 代词: 1)指代上文
2)指代this/that
3)指代未知性别的婴儿或孩子或身份不明的人
4）指代时间/地点/天气/温度/距离/环境
1.It gets dark very early in the winter.
2.What will you call it if it’s a boy
3.I love spring---It’s a wonderful time of the year.
4.It’s less than 100 kilometres from here to Jinan.
5.When the factory closes, it will mean 500 people losing their jobs.
6.What’s this It’s a cat.
7.It has snowed much this year.
(1)The book in your bag is very interesting. Can I borrow
(2) The book in your bag is more interesting than ______ on the desk.
(3) The weather here is much colder than____ in Nanjing.
(4) The books are free. You can take____ free of charge.
(5) The books in the bag are better than _____ on the desk.
【句式1】it is /has been + 段时间+ since ----自从----多久了?It is / has been 3 years since I visited your company.
【句式2】It was + 段时间+ before ---过了多久-----才--- ?It was 3 hours before he realized the truth.
【句式3】It will be +段时间+ before --要过多久----才-- ?It will be 3 months before they complete the bridge.
【句式4】it was + 点时间+ when ---某事发生于---某一时刻—It was 10 o’clock when the big fire broke out .
【句式5】It /this is/was the +序数词+ time + 现在完成时态/过去完成时- （表示某人第几次做某事）
?It is the second time I have heard of this .
【句式6】It is time (about time /high time ) that sb. did /should do
（该是干……的时候了）
It is time that we went to school.
1. It will be years ____ we meet again.
2. It is ten years ____ I came to this town.
3. It is ten years ago ____ I came to this town.
4. It is the third time ___ I _________ (visit) to this town.
5. It was 2 am. ___Tangshan earthquake took place.
A. when
B. that
C. before
D. since
二. 引导词: 1)形式主语2)形式宾语3)强调句
基本结构：It + be/v. +……+
(for sb/ of sb.) to do sth (动词不定式
) doing sth.（动名词短语）
that/ whether …（从句）
注意1：: For or Of
1. It is important ____ us to learn English well.
2. It is very kind ____ you to help me learn English.
3. It is foolish ____ you to believe him.
4. It is necessary ____ you to go over this lesson.
注意2;It 何时代替doing
It +be + no use
no good + doing sth
a waste of time
……
翻译：
1.和他争论没有用。_______________________________
2.打电脑游戏是浪费时间。_____________________________________________
注意3：that 后的从句要用虚拟语气（should + 动词原形），should 可以省
(1). It is a pity (a shame /an honor /a good thing/a fact /a surprise/... ) that ...
(2). It is important ( necessary，strange，natural...) that ...
(3).It is insisted(ordered/commanded,suggested/advised/proposed,demanded/requested/required... ) that ...
注意4：He is said/ reported to have gone abroad.
=It is said/reported that he has gone abroad.
All the students are believed to have done their best.
=It is believed that all the students have done their best.
注意5：It + vi.(不及物动词) + that
It happens that he was out. 碰巧…
It seems that he doesn’t know the secret.好像…
It appears that he is honest. 好像…
It occurred to me that I lost my purse on the bus. 我突然想到…
It doesn’t matter whether he will come or not. …没有关系
基本结构：
动词+ it + 形容词/名词+（for/of sb +）to do(动词不定式) think doing sth（动名词短语）
find? necessary
feel? possible
consider natural,
suppose no use/no good/
make? a waste of time
keep…? ……
it作形式宾语的特殊句型：V.+ it + if/that/when
动词有喜欢类：enjoy, like, appreciate, prefer
讨厌类：hate, dislike
1.基本结构：It is/was + 被强调部分+ that /who(人) ... 例如：他是因为病了才没能帮我
It was because he was ill that he couldn’t help me.
Was it because he was ill that he couldn’t help me
Why was it that he couldn’t help me
2.not…until句式的强调句型：
It is/was not until …+ that ... “直到…才…”
例如：He didn’t get home until it was dark.
，
三．用在固定结构中的it
take it easy. 别紧张
take it for granted 认为···理所应当believe it or not 信不信由你
make it 成功；完成某事
forget it 忘了吧；没关系
worth it 有好处，值得做
It/That all depends. 要看实际情况而定
when it comes to····当谈到…，但提到…got it =understand 理解，明白