高中英语复习北师大版《It的用法》课件(共51张PPT)
文档属性
| 名称 | 高中英语复习北师大版《It的用法》课件(共51张PPT) |  | |
| 格式 | zip | ||
| 文件大小 | 1.5MB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 北师大版 | ||
| 科目 | 英语 | ||
| 更新时间 | 2018-12-02 09:43:52 | ||
图片预览
文档简介
课件51张PPT。It的用法It 用法归纳
一、 指代it
二、 形式it
三、 强调it
四、 含有it的句型 一，指代it
用来指代上文提到的事物。
1.----Pass me your pen. ----- Here it is .
2.Whatever you do and say, ask yourself whether it is welcomed by others.
3.The Olympic Game will be held in Beijing in 2008. It makes the Chinese proud. 2. 表示时间，天气， 距离，温度等。It’s 10:081.It was cold yesterday.
2.It may be 25 kms from here to the town.
3.It was very quiet in the café. 3. 、作为人称代词，it可以用来指东西、动物、婴儿和未确定身份的人。
1.Where's my left eye? Have you seen it?
2.The cat is in the garden, isn't it?
3.The baby cried because it is hungry.
4. (有人在敲门）Who is it?
It’s lovely It weighs only 3 kilos.It’s a large sum of money.
4.表示谁在做某事的句子： 1.--- Who is it? ---It’s me. 2.Her face lighted when she saw who it was.
5.用来泛泛的指某件事： 1.It doesn’t matter. 2.It is a shame, isn’t it?
3.So you are going to be married this time？When is it？ 特别注意： it,?one和that作替代词的用法及区别? 1.?it代替前面提到的同一事物,该事物既可以是可数名词也可以是不可数名词。? The?news?that?they?failed?their?driving?test?
upset ?him,?________??
A.?did?they B.?didn‘t?they
C.?did?it D.?didn’t?it? 2.?one代替前面提到的同类事物中的一个。该事物只能是可数名词,前面可以有冠词,也可以被this、that或形容词修饰,其后也可以有定语。? -Why?don‘t?we?have?a?little?break?? -Didn’t?we?just?have________??
A.?it B.?that C.?one D.?this
3.?that代替前面提到的同类事物中特指的一个。该事物既可以是可数名词也可以是不可数名词,要有后置定语,但不可以有前置修饰语。?
Few?pleasures?can?equal?to ________?of?a?cool?dirnk?on?a?hot?day.? A.?some B.?any C.?that D.?those? 二，形式it-------
形式主语，
形式宾语1. It is necessary to be prepared for a job interview. Having the answers ready will be of great help.
2. It is known to everybody that the moon travels round the earth once every month.It is clear ( obvious， true， possible， certain....) that .....
1.It is very clear that he’s round and tall like a tree.
2. It is important ( necessary， strange， natural...) that ...
that 后的从句中要用虚拟语气（should + 动词原形。
It is important that we (should) have enough rice. It is necessary that he (should) remember these words. 3. It's?surprising?that…?(should)………竟然……? 例?It's?surpring?that?you?should?
apologize?to?her?without any reason.
4. It is a pity ( a shame ... ) that ...
that后的从句一般用虚拟语气（should + 动词原形），常译为“竟然”。没有这种意义时，则不用虚拟语气。
It is a pity that such a thing ( should ) happen in your class.
It is a pity that he is ill today. 5. It is our hope ( a duty/ an honour ... ) that ...
例 The Foreign Minister said, “It is our hope that the two sides will work towards peace.”
译。
1.很荣幸能请你来为我的小狗洗脚。
It’ s an honour that I can invite you to come to wash the legs for my dog.
2.照顾老人是我们的职责。
It’s our duty that we take care of the old.
6. It is said (reported， learned， ?thought,?believed,? known hoped,?expected,?agreed,?accepted,?decided,?planed,? understood,?）? that ...
常译为“据说（据报道，据悉．．．）”。
It is reported that another earth satellite has been put into orbit.
7. It is suggested ( ordered /demanded/insisted/commanded... ) that ... that 后的从句要用虚拟语气（should + 动词原形），should 可以省；常译为“据建议；有命令．．．）
It is suggested that the meeting ( should ) be put off.
It was ordered that we ( should ) arrive there in two hours. 8. It happens (seems， appears,come?about,??turn?out?,?)等不及物动词+that... 碰巧．．./////看来．．．///似乎….
It happened （chanced）that he met his teacher in the street.
看来他是吃错了药。
It seems that he took the wrong midicine.
结果是他吃到了五花肉（panceta)。
It turned out that he had panceta finally.9. It is adj ( for sb. ) to do sth. important， necessary， natural ， impossible ， unusual ， rare ， normal ， easy ， hard ， difficult ， dangerous ， pleasant ， ?likely,?right,?wrong,,?,?clear,?
obvious,?certain,?suitable,?proper,?useful,? 等。
10. It is adj ( of sb. ) to do sth. good （好心的）， nice（有教养的）， polite， kind ， brave ， careless， honest ，modest ， considerate,?naughty ， wise ， clever ， thoughtful,?careful,??crazy， bad ， lazy ， rude ， cruel ， foolish ， silly ， stupid ，.?等。
这个句型可以改写为：sb. is adj to do sth. 。 It is kind of you to say so. = You are kind to say so. 11.It替代作主语的动名词?
It‘s?no?good/use?doing…?
It's?(well) worth?doing…? 例?It's?no?use?crying?over?spilt?milk.?
12. It takes sb. ... to do sth. “做．．．要花费某人．．．”。
It took thousands of people many years to build the Great Wall.
13. It doesn’t matter whether ( if ) ... “不论（是否）．．．没关系．．．。
It doesn’t matter if they are old. 1.动词+ it + 形容词/名词+（ for sb +）to do
+ that 从句think,
believe,?
suppose,?
consider,?
feel,?
make,?
Keep
…? hard
useless
worth
worthwhile
…no?use/no?good/
worth?one's?while/
a?waste?of?time/
money/energy/
words2.动词+ it + 形容词 + that从（should）
important/
unimportant/
necessary/
unnecessary
/natural/
essentialThe chairman thought ___ necessary to invite Mr. Obama to visit Peking.
A. that B. it C. this D. him
例?. 我认为你去参加这会议很重要。
I?think?it?important?that?you?(should)?attend
the?conference.? 3.?动词+ it+?as+?noun/adj. + 从句 accept,
regard,?
take,
see,?
view
例?The?speaker?takes?it?as?encouraging?
when?many?students?attend?his?lecture.? 4.?动词?+it?+?to sb.?+?that…? owe?it?to?sb.?that…把…归功于…? leave?it?to?sb?that…把…留给某人去做? take?it?for?granted?that?把…想当然? keep?it?in?mind?that…?把…记在心里
例?1.Don't?bother?to?tidy your room.
?Just?leave?it?to?me?to?do .?
他想当然的以为女朋友会再回来。
He took it for granted that his girlfriend would come back again.5.?动词?+it?+?that
enjoy,?
like,?/ love,?
dislike,?
appreciate
hate,?
don't?mind,?
be?fond?of,?
feel?like,?
see?to?/ depend on /insist on 例?I?hate?it?you?can?dance?so?well?
but?I?can't.? I like (enjoy, hate…) it when….
I would appreciate it if…
6. 动词make +it+ a rule +that从句
译， 他习惯于天亮前起床。
He makes it a rule that he get up before dawn.1. It is time ( about time ，high time ) that ... 从句应该用虚拟语气，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．．．＂ It is time that children should go to bed. = It is time that children went to bed.
2. It is the first ( second ... ) time that ...
It is the first time I have been here. = This is the first time I have been here.
3. It is .... since ...。
since 引导的从句通常是一般过去时态，而且是瞬间动词。
“做某事已经多久了”
It is ( has been ) 5 years since his father died.
4. ?It?is…?since?+延续性动词的过去式
?“不做某事已经多久了”
例。?It‘s?10?years?since he?had breakfast?.? 5. It is ... when ...。 when 引导时间状语从句，主句中的 it 指时间，表语由具体的时间充当，常译为＂当．．．的时候，是．．．＂ It was 5 o’clock when he came here.
6. It be ... before ... when从句中常是将来一般时或过去时两种时态．主句中的 it 指时间，表语多是long，
not long ， 3 days ， 2 weeks 等表示时间段的词或短语，常译为＂．．．之后．．．＂。 It was 3 days before he went to Beijing. It will be not long before he finishes his job. 例：我们该采取行动了。?
It‘s(about/high)?time?that?we?should?take?action.?
例?：这是他第三次没有通过驾照考试。
It’s?the?third?time?that?he?has?failed?the?driving?test.?
例 ：不久后他们就会到。?
It?was?not?long?before?they?arrived.? It?is/was+被强调部分+?that(who)…?
用来强调谓语动词以外的任何句子成分。当
被强调部分是人时也可以用who。It is the ability to do the job not where you come from or what you are __ matters.
A. one B. that C. what D. it
It is / was + 被强调的部分 +that / who+句子其他成分强调句型高考真题 It was ___ back home after the experiment.
A. not until midnight did he go
B. until midnight that he didn’t go
C. not until midnight that he went
D. until midnight when he didn’t go
In which play is ___ your brother appears?
A. that where B. this when C. it that D. it where
It was in the lab ___ was taken charge of by Professor Zhang ___ they did the experiment.
A. where; that B. which ; where
C. that ; where D. which; that强调句型被强调的部分是not until引导的时间 状语?强调句型用于疑问句, 被强调的部分是特殊疑问词或从句引导词
?In which play is it that…?It is …that…Is it …that…?I don’t know in which play it is that…强调句型和各种从句高考热点?
It was a new book he wanted to buy.
It was Tom I met in the street.
3. It was during the holiday he got to know that girl.
4. It was in the park I saw Kate crying last night.
5. It was he who late yesterday.
6. It was the teacher together with the boy students who in the classroom.
7. 将1.2.句变为一般疑问句
8.将3.4.5.句变为特殊疑问句waswasthat that who that 9. is it has made Peter success.
A .What that B. That what
C. What what D. That that
How is it that she turned down our help?
Where was it that …
When was it that….
Who was it that…
Which book is it that …
Whose nose is it that …
A 10.对 not…untill 进行强调
He didn’t realize his fault until he graduated from high school.
It was not until he graduated from high school that he realize his fault .
11.区分强调句型与从句
It was in the river he often swam .
He came to the river he often swam.
It was on Sunday the stranges came to our village.
It was Sunday the stranges came to our villageIt is not until …… that…… 强调句型that where 地点状语从句that 强调句型时间状语从句when12.在强调句型中考查主谓一致
It was not luck but difficulties that him success.
A. makes B. make
I think it is the sales manager, rather than the sales girl, who to blame.
Is B. are
A B13.强调句型中的be动词与情态动词的结合
It might have been John bought it gor Mary yesterday.
What B. since C. that D. when
It may be next week she leaves for London.
What B. since C. that D. whenC C 14.强调句型中含有名词性从句（主语从句， 宾语从句， …
I have forgotten you put the dictionary.
A. that it was there
B. where was it that
C. that where it was
D, wher it was that
It was at the beginning Mr.Fox made the decision he should go for a visit to the chicken.
When which B. where that
C.then so D. that that D D 15.强调句型中含有定语从句
It was in the small house was built with stones by his father he spent his childhood.
which that B. that where
C. which which D. that which
It was playing computer games cost the boy plenty of time he ought to have spent doing his lessons.A that when 16.强调句型中含有状语从句
正因为他病了他才没有来。
It was because he was ill that he didn’ come.
正是她妈妈进来时她才开始哭的。
It was when her mother came in that she began to cry. Thank you
一、 指代it
二、 形式it
三、 强调it
四、 含有it的句型 一，指代it
用来指代上文提到的事物。
1.----Pass me your pen. ----- Here it is .
2.Whatever you do and say, ask yourself whether it is welcomed by others.
3.The Olympic Game will be held in Beijing in 2008. It makes the Chinese proud. 2. 表示时间，天气， 距离，温度等。It’s 10:081.It was cold yesterday.
2.It may be 25 kms from here to the town.
3.It was very quiet in the café. 3. 、作为人称代词，it可以用来指东西、动物、婴儿和未确定身份的人。
1.Where's my left eye? Have you seen it?
2.The cat is in the garden, isn't it?
3.The baby cried because it is hungry.
4. (有人在敲门）Who is it?
It’s lovely It weighs only 3 kilos.It’s a large sum of money.
4.表示谁在做某事的句子： 1.--- Who is it? ---It’s me. 2.Her face lighted when she saw who it was.
5.用来泛泛的指某件事： 1.It doesn’t matter. 2.It is a shame, isn’t it?
3.So you are going to be married this time？When is it？ 特别注意： it,?one和that作替代词的用法及区别? 1.?it代替前面提到的同一事物,该事物既可以是可数名词也可以是不可数名词。? The?news?that?they?failed?their?driving?test?
upset ?him,?________??
A.?did?they B.?didn‘t?they
C.?did?it D.?didn’t?it? 2.?one代替前面提到的同类事物中的一个。该事物只能是可数名词,前面可以有冠词,也可以被this、that或形容词修饰,其后也可以有定语。? -Why?don‘t?we?have?a?little?break?? -Didn’t?we?just?have________??
A.?it B.?that C.?one D.?this
3.?that代替前面提到的同类事物中特指的一个。该事物既可以是可数名词也可以是不可数名词,要有后置定语,但不可以有前置修饰语。?
Few?pleasures?can?equal?to ________?of?a?cool?dirnk?on?a?hot?day.? A.?some B.?any C.?that D.?those? 二，形式it-------
形式主语，
形式宾语1. It is necessary to be prepared for a job interview. Having the answers ready will be of great help.
2. It is known to everybody that the moon travels round the earth once every month.It is clear ( obvious， true， possible， certain....) that .....
1.It is very clear that he’s round and tall like a tree.
2. It is important ( necessary， strange， natural...) that ...
that 后的从句中要用虚拟语气（should + 动词原形。
It is important that we (should) have enough rice. It is necessary that he (should) remember these words. 3. It's?surprising?that…?(should)………竟然……? 例?It's?surpring?that?you?should?
apologize?to?her?without any reason.
4. It is a pity ( a shame ... ) that ...
that后的从句一般用虚拟语气（should + 动词原形），常译为“竟然”。没有这种意义时，则不用虚拟语气。
It is a pity that such a thing ( should ) happen in your class.
It is a pity that he is ill today. 5. It is our hope ( a duty/ an honour ... ) that ...
例 The Foreign Minister said, “It is our hope that the two sides will work towards peace.”
译。
1.很荣幸能请你来为我的小狗洗脚。
It’ s an honour that I can invite you to come to wash the legs for my dog.
2.照顾老人是我们的职责。
It’s our duty that we take care of the old.
6. It is said (reported， learned， ?thought,?believed,? known hoped,?expected,?agreed,?accepted,?decided,?planed,? understood,?）? that ...
常译为“据说（据报道，据悉．．．）”。
It is reported that another earth satellite has been put into orbit.
7. It is suggested ( ordered /demanded/insisted/commanded... ) that ... that 后的从句要用虚拟语气（should + 动词原形），should 可以省；常译为“据建议；有命令．．．）
It is suggested that the meeting ( should ) be put off.
It was ordered that we ( should ) arrive there in two hours. 8. It happens (seems， appears,come?about,??turn?out?,?)等不及物动词+that... 碰巧．．./////看来．．．///似乎….
It happened （chanced）that he met his teacher in the street.
看来他是吃错了药。
It seems that he took the wrong midicine.
结果是他吃到了五花肉（panceta)。
It turned out that he had panceta finally.9. It is adj ( for sb. ) to do sth. important， necessary， natural ， impossible ， unusual ， rare ， normal ， easy ， hard ， difficult ， dangerous ， pleasant ， ?likely,?right,?wrong,,?,?clear,?
obvious,?certain,?suitable,?proper,?useful,? 等。
10. It is adj ( of sb. ) to do sth. good （好心的）， nice（有教养的）， polite， kind ， brave ， careless， honest ，modest ， considerate,?naughty ， wise ， clever ， thoughtful,?careful,??crazy， bad ， lazy ， rude ， cruel ， foolish ， silly ， stupid ，.?等。
这个句型可以改写为：sb. is adj to do sth. 。 It is kind of you to say so. = You are kind to say so. 11.It替代作主语的动名词?
It‘s?no?good/use?doing…?
It's?(well) worth?doing…? 例?It's?no?use?crying?over?spilt?milk.?
12. It takes sb. ... to do sth. “做．．．要花费某人．．．”。
It took thousands of people many years to build the Great Wall.
13. It doesn’t matter whether ( if ) ... “不论（是否）．．．没关系．．．。
It doesn’t matter if they are old. 1.动词+ it + 形容词/名词+（ for sb +）to do
+ that 从句think,
believe,?
suppose,?
consider,?
feel,?
make,?
Keep
…? hard
useless
worth
worthwhile
…no?use/no?good/
worth?one's?while/
a?waste?of?time/
money/energy/
words2.动词+ it + 形容词 + that从（should）
important/
unimportant/
necessary/
unnecessary
/natural/
essentialThe chairman thought ___ necessary to invite Mr. Obama to visit Peking.
A. that B. it C. this D. him
例?. 我认为你去参加这会议很重要。
I?think?it?important?that?you?(should)?attend
the?conference.? 3.?动词+ it+?as+?noun/adj. + 从句 accept,
regard,?
take,
see,?
view
例?The?speaker?takes?it?as?encouraging?
when?many?students?attend?his?lecture.? 4.?动词?+it?+?to sb.?+?that…? owe?it?to?sb.?that…把…归功于…? leave?it?to?sb?that…把…留给某人去做? take?it?for?granted?that?把…想当然? keep?it?in?mind?that…?把…记在心里
例?1.Don't?bother?to?tidy your room.
?Just?leave?it?to?me?to?do .?
他想当然的以为女朋友会再回来。
He took it for granted that his girlfriend would come back again.5.?动词?+it?+?that
enjoy,?
like,?/ love,?
dislike,?
appreciate
hate,?
don't?mind,?
be?fond?of,?
feel?like,?
see?to?/ depend on /insist on 例?I?hate?it?you?can?dance?so?well?
but?I?can't.? I like (enjoy, hate…) it when….
I would appreciate it if…
6. 动词make +it+ a rule +that从句
译， 他习惯于天亮前起床。
He makes it a rule that he get up before dawn.1. It is time ( about time ，high time ) that ... 从句应该用虚拟语气，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．．．＂ It is time that children should go to bed. = It is time that children went to bed.
2. It is the first ( second ... ) time that ...
It is the first time I have been here. = This is the first time I have been here.
3. It is .... since ...。
since 引导的从句通常是一般过去时态，而且是瞬间动词。
“做某事已经多久了”
It is ( has been ) 5 years since his father died.
4. ?It?is…?since?+延续性动词的过去式
?“不做某事已经多久了”
例。?It‘s?10?years?since he?had breakfast?.? 5. It is ... when ...。 when 引导时间状语从句，主句中的 it 指时间，表语由具体的时间充当，常译为＂当．．．的时候，是．．．＂ It was 5 o’clock when he came here.
6. It be ... before ... when从句中常是将来一般时或过去时两种时态．主句中的 it 指时间，表语多是long，
not long ， 3 days ， 2 weeks 等表示时间段的词或短语，常译为＂．．．之后．．．＂。 It was 3 days before he went to Beijing. It will be not long before he finishes his job. 例：我们该采取行动了。?
It‘s(about/high)?time?that?we?should?take?action.?
例?：这是他第三次没有通过驾照考试。
It’s?the?third?time?that?he?has?failed?the?driving?test.?
例 ：不久后他们就会到。?
It?was?not?long?before?they?arrived.? It?is/was+被强调部分+?that(who)…?
用来强调谓语动词以外的任何句子成分。当
被强调部分是人时也可以用who。It is the ability to do the job not where you come from or what you are __ matters.
A. one B. that C. what D. it
It is / was + 被强调的部分 +that / who+句子其他成分强调句型高考真题 It was ___ back home after the experiment.
A. not until midnight did he go
B. until midnight that he didn’t go
C. not until midnight that he went
D. until midnight when he didn’t go
In which play is ___ your brother appears?
A. that where B. this when C. it that D. it where
It was in the lab ___ was taken charge of by Professor Zhang ___ they did the experiment.
A. where; that B. which ; where
C. that ; where D. which; that强调句型被强调的部分是not until引导的时间 状语?强调句型用于疑问句, 被强调的部分是特殊疑问词或从句引导词
?In which play is it that…?It is …that…Is it …that…?I don’t know in which play it is that…强调句型和各种从句高考热点?
It was a new book he wanted to buy.
It was Tom I met in the street.
3. It was during the holiday he got to know that girl.
4. It was in the park I saw Kate crying last night.
5. It was he who late yesterday.
6. It was the teacher together with the boy students who in the classroom.
7. 将1.2.句变为一般疑问句
8.将3.4.5.句变为特殊疑问句waswasthat that who that 9. is it has made Peter success.
A .What that B. That what
C. What what D. That that
How is it that she turned down our help?
Where was it that …
When was it that….
Who was it that…
Which book is it that …
Whose nose is it that …
A 10.对 not…untill 进行强调
He didn’t realize his fault until he graduated from high school.
It was not until he graduated from high school that he realize his fault .
11.区分强调句型与从句
It was in the river he often swam .
He came to the river he often swam.
It was on Sunday the stranges came to our village.
It was Sunday the stranges came to our villageIt is not until …… that…… 强调句型that where 地点状语从句that 强调句型时间状语从句when12.在强调句型中考查主谓一致
It was not luck but difficulties that him success.
A. makes B. make
I think it is the sales manager, rather than the sales girl, who to blame.
Is B. are
A B13.强调句型中的be动词与情态动词的结合
It might have been John bought it gor Mary yesterday.
What B. since C. that D. when
It may be next week she leaves for London.
What B. since C. that D. whenC C 14.强调句型中含有名词性从句（主语从句， 宾语从句， …
I have forgotten you put the dictionary.
A. that it was there
B. where was it that
C. that where it was
D, wher it was that
It was at the beginning Mr.Fox made the decision he should go for a visit to the chicken.
When which B. where that
C.then so D. that that D D 15.强调句型中含有定语从句
It was in the small house was built with stones by his father he spent his childhood.
which that B. that where
C. which which D. that which
It was playing computer games cost the boy plenty of time he ought to have spent doing his lessons.A that when 16.强调句型中含有状语从句
正因为他病了他才没有来。
It was because he was ill that he didn’ come.
正是她妈妈进来时她才开始哭的。
It was when her mother came in that she began to cry. Thank you