it用法课件
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初中英语语法—代词 ppt课件
Internet . A. go B. to go
C. going
ppt课件
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二.物主代词
人称
分
第一人称 单数 复数
第二人称 单数 复数
第三人称 单数 复数
类
形 容 词 性
my
our
your
your
his her its their
名 词 mine ours yours yours his hers its theirs 性
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5. 某人花费…做某事 It takes sb. some time to do sth. 6. 自从…以来，已经有…（时间）了。 It is / has been + 时段 + since + 从句(过 去时)
7. 某人发现/认为/感觉到做某事是…的 find sb. think feel
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1.The man is rich , he can buy ___ a lot of things .
A. he B. his C. himself
2. --- What a lovely card ! Where did you buy it? --- I made it by _____.
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三.反身代词
1.反身代词分类
人 称 分类 单 数 第一人称 第二人称 第三人称
myself
yourself
himself herself itself themselves
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复 数
ourselves yourselves
ppt课件
2. 反身代词常见固定搭配
① 过得愉快 enjoy oneself ②自学 teach oneself. ③ 请随便吃… help oneself to sth. ④ 自言自语 say to oneself ⑤ 独自 all by oneself/ by oneself ⑥ 为自己 for oneself ⑦ 不要客气 make oneself at home ⑧ 陶醉／沉浸于 lose oneself in… ⑨ 自己穿衣服 dress oneself ⑩ 照顾自己 look after oneself
高中英语 语法代词 it的用法课件(共32张ppt)
2) It was not until __C__ that ____ to prepare his lessons. A. did his father come in, the boy began B. did his father come in, did the boy begin C. his father came in, did the boy begin D. his father came in, the boy began
3) I hope that it will be fine Weather tomorrow.
4) It’s spring now.
Season
5) It’s quiet here. Circumstance
2. 用作人称代词, 代表前面提到的人 或事。
1) Who’s it? _It_’_s me. 2) Look at the picture. _I_t is a picture
Exercises
1) It was not _C__ she took off her dark
glasses ___ I realized she was a
famous film star.
A. when, that B. until, when
C. until, that
D. when, then
3. I don’t think __D_ possible to master a foreign language without much memo ry work. A. this B. that C. its D. it
4. Was it during the Second World War _A__ he died? A. that B. while C. in which D. then
it、one、that的用法与区别ppt课件
The weather of this week is worse than that of last week. (that代替不可数名词
weather) The quality of iron produced in your factory is better than that in their
• Cook was a strict but good captain, one who took good care of his sailors.
• The water in the well is cleaner than that in the river.
.
• VI. it可以替代句中的不定式或从句等, 充当形式主语或形 式宾语。one与that均无此用法。
• The umbrella you bought is cheaper than that I bought. （替代词that在该句中特指“the umbrella I bought”, 以区别“the umbrella you bought”）
.
• II. one与that虽可用来指代同名异物, 但 one为泛指, 相当于a／an＋名词; that为特 指, 相当于the ＋名词。所以one所指代的 名词的修饰语一般为 a／an ／some ／any; that所指代的名词的修饰语往往是the ／ this ／that。
.
区别
• I. it／one ／that三者均可用作代词, 指代前面提 到的名词。一般说来, it指代同名同物; one与that 则指代同名异物。
• I have lost my umbrella; I'm looking for it. （该句中it就是指前面的my umbrella）
weather) The quality of iron produced in your factory is better than that in their
• Cook was a strict but good captain, one who took good care of his sailors.
• The water in the well is cleaner than that in the river.
.
• VI. it可以替代句中的不定式或从句等, 充当形式主语或形 式宾语。one与that均无此用法。
• The umbrella you bought is cheaper than that I bought. （替代词that在该句中特指“the umbrella I bought”, 以区别“the umbrella you bought”）
.
• II. one与that虽可用来指代同名异物, 但 one为泛指, 相当于a／an＋名词; that为特 指, 相当于the ＋名词。所以one所指代的 名词的修饰语一般为 a／an ／some ／any; that所指代的名词的修饰语往往是the ／ this ／that。
.
区别
• I. it／one ／that三者均可用作代词, 指代前面提 到的名词。一般说来, it指代同名同物; one与that 则指代同名异物。
• I have lost my umbrella; I'm looking for it. （该句中it就是指前面的my umbrella）
IT新技术课件PPT
商业模式创新与变革
商业模式变革
新技术的发展推动了商业模式的变革，企业需要重新审视自身的商业模式，以适 应市场需求和技术变化。
创新机遇
新技术也为企业提供了创新的机会，通过运用新技术，企业可以开发出更具竞争 力的产品和服务。
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新技术未来发展趋势
5G技术
5G技术是当前最新的移动通信技术， 具有高速率、低延迟和大连接数等优 势，能够满足未来各种物联网应用的 需求。
隐私保护
新技术应用常常涉及到用户隐私信息 ，如何合理合法地收集、使用和保护 用户隐私信息成为重要挑战。
技术更新与人才需求
技术更新快速
IT新技术发展迅速，企业需要不断跟进技术更新，同时对人才技能的要求也在 不断变化。
人才需求多样化
随着新技术的出现，企业需要具备不同技能的人才来支持技术应用和业务发展。
6G技术将与人工智能、大数据、云计算等深度融合，为各种智能应用提供强大的支 持。
6G技术的发展还需要解决很多技术难题，如频谱资源、设备成本、网络覆盖等问题， 需要不断探索和创新。
量子计算
量子计算是一种全新的计算方式， 利用量子力学原理进行信息处理 和计算，具有超强的计算能力和
数据处理能力。
量子计算在密码学、化学模拟、 优化问题等领域具有广泛的应用 前景，将为人类带来前所未有的
人工智能的应用场景包括智 能语音助手、智能客服、智 能家居等，能够提供便捷、 高效的服务。
人工智能的发展趋势是向通 用化、个性化、自主化方向 发展，未来将进一步推动人 机交互和智能技术的普及和 应用。
区块链
区块链是一种基于去中心化、分布式、不可篡改 的数据存储和传输技术。
区块链的应用场景包括数字货币、供应链管理、 版权保护等，能够提供透明、可信的服务。
小学英语--人称代词--ppt课件
they are
我用am，你用are，is用于他，她，它；单数名词
用is，复数名词全用are。ppt课件
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人称代词有两类，一类主格一 类宾；主格代词本领大，一切 动作由它发；宾格代词不动脑， 介动之后跟着跑。
ppt课件
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人称代词的I和me
• I和me 都是“我”的意思 。I 主格 me 宾格
• 造句：
5.Jim’s mother teaches him (他) Maths.
6.Look at the photo. It’s her .(她)
7.Who is it? It’s me .(我)
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人称代词 it
• It用来指动物 ： 翻译成“它”
• • •
What is this ？
It is a lovely pig.
宾格
them
练习：
1.他们是学生：They are students.
2. __T_h_e_y__(她们) are listening to the radio
3.There are some cats here , I like _t_h_e_m
(它们）
ppt课件
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1._________(我)like drawing pictures.
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人称代词 it
• It的特殊用法：
• 1. 指天气 • It’s rainy this morning 今天上午一直在下雨来着
•
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2. 指时间
What time is it ?
It’s six thirty.
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i的用法用ppt课件
一般说来，在指代身份或性别明确的人时，通 常要根据情况用代词he／she；若是指代身份 或性别不明的人，则用代词it
Ba8ck
1. I can’t find my pen. I’m going to buy _o_n__e_.
2. Life today is better than __th_a_t__ in the old days.
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形式宾语
The chairman thought ___ necessary to invite Professor Smith to speak at the meeting.
A. that B. it C. this D. him
Sentence patterns:
…
…
find
possible
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eg: 1. It is illegal（for a teenager）to drive a car without a license.
2. It is necessary for you to give him a letter.
3. Conclusion：
形式主语
不定式短语
4. 在句1和句2中 it 的作用是___________ ,真正主语是________。
某人做某事某人是……. 2 It’s foolish of you to quit your job now.
2024/1/25
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3.It is no good crying over spilt milk. 4.It is no use casting pearls before swine .
1. S+ think + it + necessary +( for sb. ) to do sth./clause
Ba8ck
1. I can’t find my pen. I’m going to buy _o_n__e_.
2. Life today is better than __th_a_t__ in the old days.
21
形式宾语
The chairman thought ___ necessary to invite Professor Smith to speak at the meeting.
A. that B. it C. this D. him
Sentence patterns:
…
…
find
possible
11
eg: 1. It is illegal（for a teenager）to drive a car without a license.
2. It is necessary for you to give him a letter.
3. Conclusion：
形式主语
不定式短语
4. 在句1和句2中 it 的作用是___________ ,真正主语是________。
某人做某事某人是……. 2 It’s foolish of you to quit your job now.
2024/1/25
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3.It is no good crying over spilt milk. 4.It is no use casting pearls before swine .
1. S+ think + it + necessary +( for sb. ) to do sth./clause
高中英语UNIT4GLOBALWARMINGSECTIONⅢGRAMMARIT的用法(2)课件新人教
2．特殊疑问句：特殊疑问词＋is/was＋it＋that＋其他成分？ Where was it that you met Tom yesterday? 昨天你是在哪儿遇见汤姆的？ Who was it that came up with the bright idea? 究竟是谁提出了这个好主意？ [点津] 强调句型也可用于宾语从句中，但注意语序要用陈述 句语序：动词＋特殊疑问词＋it is/was＋that＋其他。 I wonder why it was that he gave up his well-paid job. 我不知道他为什么放弃他的高薪工作。
[点津](1)强调句可以强调主语、宾语和状语，但不能强调 谓语，强调谓语动词要用“do/does/did＋动词原形”。
Do be careful when you cross the street. 过马路时，务必要小心啊！ (2)当被强调部分是人时，可用 that/who，其他情况都用 that。 (3)强调时间、地点、原因时不能用 when, where, why， 只能用 that。
→ He did finish his homework yesterday.
二、强调句型的疑问形式 1．一般疑问句：Is/Was＋it＋被强调部分＋that/who＋其他成分？
Was it Li Ping that/who he met yesterday? 他昨天遇到的人是李平吗？ Was it last year that you got the degree? 你是在去年获得学位的吗？
即时演练 4 选词填空 (when, before, since, that)
①It was 20 years ago that the two friends met in Vietnam. ②It will be 20 years before they meet in Vietnam. ③It is 20 years since he came to live here. ④It was 20 years that he spent in writing this novel. ⑤It was midnight when he came back home. ⑥It was in 1949 when our country was founded that he left his
高中英语课件-it作形式主语及形式宾语句型
like/dislike/love/enjoy/hate/appreciate +it when…
I would appreciate +it +if… 注意：表好恶的动词不能直接接宾语从句，
需要在从句前加上形式宾语it。
ห้องสมุดไป่ตู้
it的固定用法
When it comes to.... 当谈到…；
take it for granted that... 认为…理所当然
It is a fact(a pity, a shame, an honour，no wonder) +that从句 注：It is no good (use ) doing sth.(动名词短语做真正主语)
做某事是没益处(没有用的)的
注：区分常见的there be固定句型
There is no doubt that 毫无疑问 There is no need to do 没有必要 There is no point doing sth 做某事无意义
depend on it that...某人相信...
see to it that... 务必，保证
Let it be/go.
顺其自然；
That’s it. Make it. Get it.
对了，正是； 成功了； 懂了
一. it 用作形式主语 (1) It is+ adj. + that从句/to do sth
① It is clear, obvious,true,possible,certain.... that .....
“....是清楚（显然，真的，肯定）的” ② It is necessary, important, strange, natural.... that .....
I would appreciate +it +if… 注意：表好恶的动词不能直接接宾语从句，
需要在从句前加上形式宾语it。
ห้องสมุดไป่ตู้
it的固定用法
When it comes to.... 当谈到…；
take it for granted that... 认为…理所当然
It is a fact(a pity, a shame, an honour，no wonder) +that从句 注：It is no good (use ) doing sth.(动名词短语做真正主语)
做某事是没益处(没有用的)的
注：区分常见的there be固定句型
There is no doubt that 毫无疑问 There is no need to do 没有必要 There is no point doing sth 做某事无意义
depend on it that...某人相信...
see to it that... 务必，保证
Let it be/go.
顺其自然；
That’s it. Make it. Get it.
对了，正是； 成功了； 懂了
一. it 用作形式主语 (1) It is+ adj. + that从句/to do sth
① It is clear, obvious,true,possible,certain.... that .....
“....是清楚（显然，真的，肯定）的” ② It is necessary, important, strange, natural.... that .....
高二英语it用法_公开课精品课件
the keys
When I was young I'd listen to the radio Waiting for myile When they played I'd sing along ___ Those were such happy times and not so long ago How I wonder where they'd gone But they're back again just like a long lost friend All the songs I love so well Every sha la la la …… every wo wo …… still shine Every shinga linga ling that they're starting to sing so fine When they get to the part where he's breaking her heart it can really make me cry just like before It’s ____ yesterday once more
My pen is missing. it anywhere. I can’t find___
2、可以用来指动物、婴儿和未确定身份的人。
It’s lovely.
It weighs only 3 kilos.
Who is it?
3.用于代替指示代词this 和that。
---Is this jacket yours? it ---Yes, ______ is.
It is Christmas today.
It is snowing heavily.
代词 课件 2023届高考英语语法总复习
知识3 反身代词
1.反身代词可作宾语:常在 enjoy, teach, hurt, behave, introduce(介 绍)等动词后作动宾和by, for, to, in, of等介词后作介宾。 ►He is teaching himself English. ►She was talking to herself. 2.反身代词可作同位语:用于加强语气,强调"亲自,本人,亲身"。 ►He himself went to the bank. 3.反身代词可作表语:常用于be, feel, look, seem等系动词后作表语,表 示身体或精神状态。 ►I'm not myself today. ►I am feeling myself again.
知识5 some和any
some常用于肯定句,any则常用于否定句和疑问句。 ►Some of the milk has gone bad. ►I need some stamps. Are there any in your bag? 特别提醒 any还可用于肯定句,表示"任一"。 ►I'll take any you don't want.
知识2 物主代词
物主代词可分为形容词性物主代词和名词性物主代词。 1.形容词性物主代词相当于形容词:置于名词之前,作定语,不可单独使用。 ►Those people are my schoolmates. 拓展延伸 含形容词性物主代词的常用结构: 1.形容词性物主代词+own(+名词) 某人自己的(……) ►I have my own room. ►I need a room of my own. 2.形容词性物主代词+v-ing,可作主语或宾语 ►His being ill made his mother worried.
人称代词的用法ppt课件
—____. It’s an apple.
A. Yes
B. No C. It is D. It isn’t
( )7. —What’s ____ over there(在那边)？ —It’s a bus.
A. these B. those C. this
D. that
精选ppt课件
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1.This is（my / I）mother.
2. Nice to meet （your / you）.
3. （He / His）name is Mark.
4. What’s（she / her）name?
5. Excuse（me / my / I）.
6. Are（your / you）Miss Li?
7. （I / My）am Ben.
8. （She / Her）is my sister.
精选ppt课件
1
人称代词
I 我 we 我们
精选ppt课件
2
you你 you 你们
精选ppt课件
3
he他 she 她 it 它
精选ppt课件
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they 他们 她们它们
精选ppt课件
5ห้องสมุดไป่ตู้
人称代词
I 我 we 我们
you你 you 你们
he他 she 她 it 它
they 他们 她们它们
精选ppt课件
me us you you him her it them
宾格
形容词行物 主代词
my
our your your his her its
their
精选ppt课件
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主格：在句子中做主语，用在动词之前。be动 词（am, is , are）,have/has, like...
超实用高考英语复习课件：复习it 的用法课件
Task 4.
7.It is a fact that smoking does harm to health. 8.It is a pity that you didn't attend the party 9.It is a shame that such unlucky thing has happened to you. Analyze: it 是__形__式__主__语_， 真正主语为 _th_a_t_引__导__的_主__语__从__句____.
...think/find/feel/consider/make+it+adj./n. + to do
It is a waste of time waiting here. It is no good crying over spilt milk.
S1.He consider it a waste of time waiting here. S2.I find it no good crying over spilt milk. Analyze: S1和S2 句中的it 作__形_式__宾__语__，真 正的宾语是__动__名__词__短_语_____. Structure:
it+n. /adj.+that...
Attention:
1.有些表喜怒哀乐的动词如：hate, enjoy, like, appreciate先用it作形式宾语，再接 从句作真正的宾语。真正的宾语常为when ，whether，if等引导的从句。
2.动词短语“rely on/depend on/see to（ 务必）/take...for granted/keep...in mind”等词后跟that引导的从句作宾语时 ，中间需用it作形式宾语，构成“动词短语 +it+that从句”结构。
it用法详解ppt课件
Sentence patterns:
1.I like (enjoy, hate…) it when…. 2.I would appreciate it if… 3.…see to (depend on…) it that…
形式宾语
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She took __C__ for granted that he was liked by all
Translation:我们认为你什么时候出发并不重要。
We consider it unimportant when you set out.
形式宾语
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I think it his duty to clean the blackboard.
Sentence patterns:
2. S+ V + it + one’s duty + ( for sb. ) to do sth. +连词+ clause
leave it to sb to do\+ 连词 + clause 把…留给某人去做
take it for granted + 连词 + clause 某人想当然…
keep it in mind + 连词 + clause 牢记…
Sentence patterns You can leave the chores to me if you are busy. Please keep it in mind that you are a chinese man. She owed it to me that she is getting better and better.
worked last year?
第二章 代词及it的用法 课件-2023届广东省高职高考英语二轮复习语法专题
原则 如：Neither you nor I am a student. (你不是学生 ，我也不是学生)
知识清单
三者或三者以上 none 都不
all用于否定句时通常表示部分否定，要 表示全部否定要用no，none等 如：All my friends can not swim. (并非我 所有的朋友都会游泳) None of my friends can swim. (我所有的朋 友都不会游泳)
little
几乎没有
修饰不可数名词
表否定
There is little water in the bottle.(几乎没有水)
知识清单
(2)each, every, both, all, either, neither, none
each
每一个(两个或两 个以上的每一个)
强调个体，可作代词和形容词，可 以说each of these books或each one
知识清单
(4)it, one/ones, that
I like the bike, but I haven’t it 指代上文提到的同一事物 had enough money to buy
it.
泛指，相当于“a/an＋名词
”，既可指代人，也可指 I like bicycles, but I can’t
→It was on the street that I met John yesterday.
(强调地点状语on the street)
→It was yesterday that I met John on the street. (强调时间状语yesterday)
知识清单
He didn’t go home until 11 o’clock last night.
英语代词总结ppt课件
食物，一般用在宴会当中，用来招呼客人的用语。 Help yourselves to some fruit, children.
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三、反身代词的用法 ❖ 3. hurt oneself 伤着自己
She didn’t hurt herself. ❖ 4. teach oneself = learn by oneself
A. he B. his C. himself
2. --- What a lovely card ! Where did you buy it? --- I made it by _____.
A. me B. myself C. itself
3. “Help ____ to some chicken ,”my mother said to the guests.
language.
9
it 固定句型
1. 做某事情对某人来说是… It is + adj. (+for sb.) +to do sth.
It is hard for me to do this work. 2. 轮到某人做…
It’s one’s turn to do sth. It’s your turn to clean the room. 3. 是（某人）做某事的时候了
❖ 2.作宾语的同位语
I will give the letter to your brother himself.
You’d better ask Mary herself about it.
19
1.The man is rich , he can buy ___ a lot of things .
17
三、反身代词的用法
14
三、反身代词的用法 ❖ 3. hurt oneself 伤着自己
She didn’t hurt herself. ❖ 4. teach oneself = learn by oneself
A. he B. his C. himself
2. --- What a lovely card ! Where did you buy it? --- I made it by _____.
A. me B. myself C. itself
3. “Help ____ to some chicken ,”my mother said to the guests.
language.
9
it 固定句型
1. 做某事情对某人来说是… It is + adj. (+for sb.) +to do sth.
It is hard for me to do this work. 2. 轮到某人做…
It’s one’s turn to do sth. It’s your turn to clean the room. 3. 是（某人）做某事的时候了
❖ 2.作宾语的同位语
I will give the letter to your brother himself.
You’d better ask Mary herself about it.
19
1.The man is rich , he can buy ___ a lot of things .
17
三、反身代词的用法
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注意 4:
He is said/ reported to have gone abroad. =It is said/reported that he has gone abroad.
1.It is said that he is the richest man in the world. is said to be the richest man in the world. = He _______________ 2.It is reported that he is writing an interesting novel. is reported to be writing = He ______________________ an interesting novel.
It + vi.(不及物动词) + that clause
Translate： It happens that he was out…
It appears that he is honest. 碰巧 好像 好像
It seems that he doesn’t know the secret.
我突然想到 It occurred to me that I lost my purse on the bus. It doesn’t matter whether he will come or not. 没有关系
三：用作形式宾语
1.基本结构：
动词+ it + 形容词/名词 think believe find feel consider suppose make keep… +（ for/of sb +）to do + doing sth. necessary + that 从句 possible natural,
Why was it that he couldn’t help me?
why it was that he couldn’t help me. I asked him ________________
注意：在从句中用陈述语序
注意:
2. not…until句式的强调句型
指天气
• 特别注意： it, one和that, those作替代词的区别
(1)The book in your bag is very interesting. Can I borrow ? that on (2) The book in your bag is more interesting than ______ the desk. the one that in Nanjing. (3) The weather here is much colder than____ one free of charge. (4) The books are free. You can take____
(3). It is insisted (ordered/commanded,suggested/advised/ proposed, demanded/requested/required... ) that ... that 后的从句要用虚拟语气（should + 动 词原形），should 可以省
一：用作代词 What does “it” refer to?
1.It gets dark very early in the winter. 指时间 2.What will you call it if it’s a boy? 指婴儿 3.I love spring---It’s a wonderful time of the year. 指季节 4.It’s less than 100 kilometres from here to Jinan. 指距离 5.When the factory closes, it will mean 500 people losing 指上文提到的事 their jobs. 6.The little animal is a monkey and it lives in Sichuan. 7.It has snowed much this year.指上文提到的动物
注意 2:
It 何时代替doing?
It +be +
no use no good a waste of time ……
+ doing sth
翻译： It is no use crying over spilt milk。 1. 覆水难收。____________________________________ 2. 和他争论没有用。_______________________________ It is no good arguing with him。 3. 打电脑游戏是浪费时间。 It is a waste of time playing computer games。 _____________________________________________
1. I hate __ it that you can dance so well but I can't. it when all the family sit at table. 2. I like/ enjoy__ it if I could be accepted. 3. I would appreciate ___
十年树木, 百年树人。
Self-study
Read the book on P87-88 and answer the question: What functions does “it” have?
Functions of “it”:
代时间/地点/天气 代上文 代this/that 3)_______________ 1. 代词: 1)________2)____________ /温度/距离/环境 强调句型 形式宾语 形式主语 2. 引导词: 1)__________2)___________3)____________ 固定句型
3. 我认为你去参加这会议很重要。
(should) attend I think it important that you _____________the conference. I think it important for you _________the to attend conference.
3.It is believed that all the students have done their best. are believed to have done = All the students ____________________________ their best.
注意 5:
注意 3:
(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 ...
no use/no good/ a waste of time/ ……
三：用作形式宾语
Translate：
1. 我认为和他争吵没有用。 no use arguing I think it ________________with him. 2. 我发现学英语非常有趣。
I found it _______________to very interesting study English.
平阴县第一中学 高二英语
The use of “it”
Learning aims: 1.Revise the basic usages of “it”. 2.Conclude the rules of “it”. 3.Improve the abilities of cooperation and expression.
四、强调句型
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?
Proverbs(谚语) with “It”
It is never too old to learn.
活到老学到老；学无止境。
It is no use crying over spilt (溢出的) milk.
覆水难收。
It takes three generations (辈,代) to make a gentleman.
二： 用作形式主语
基本结构： It + be/v. +……+ (for sb/ of / whether …
注意 1:
For or Of ?
for 1. It is important ____ us to learn English well. of 2. It is very kind ____ you to help me learn English. 3. It is foolish ____of you to believe him. 4. It is necessary ____for you to go over this lesson.
2. 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 I would appreciate it if you paid in cash. I like it in the autumn when the weather is clear and bright. I hate it when people talk with their mouths full.