as的用法归纳 ppt课件
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最新(not)as...as的用法教学讲义ppt课件
在‘'as ... as”结构中，第二个as后接人称代词时，可 用主格，也可用宾格。一般来说，正式文体用主格，
非正式文体用宾格，意思完全一样。
• I think I am as clever as they / them， • 我认为我和他们一样聪明。 • I myself felt as well as him (he did). • 我本人的感觉和他的(感觉)一样好。 • She works as hard as me (= as hard as I do). • 她像我一样干活卖力。
• 你只有你弟弟一半聪明。 • You are half as clever as your brother. • 北京有我的家乡10个大。 • Beijing is ten times as big as my hometown. • Lucy 的年龄是Helen的三分之一。 • Lucy is one third as old as Helen.
个形容词组.意为“重达·……多达·……高达··…等
• The river is as deep as 10 menters. • 这条河深达10米。 • The playgroபைடு நூலகம்nd is as long as 200 meters. • 这个球场长达200米。 • This stone is as heavy as 10 tons. • 这块石头重达10吨。
重庆和日本一样大。（large） Chongqing is as large as Japan. 重庆不如日本大。（large） Chongqing isn’t as large as Japan. Chongqing is smaller than japan.
(3)as ... as”结构中还可以用倍数、分数、百分 数和half, a quarter等来表示等同的程度。
定语从句之as的用法课件
详细描述
在这种用法下，as作为关系代词，引导定语从句修饰主句中的名词或代词，表 示两个对象具有相似之处。通常情况下，as在从句中作主语或宾语。例如：She has a dog as her pet.（她有一只狗作为宠物。）
as表示“作为”
总结词
as在定语从句中表示“作为”，引导定语从句描述和主句中的名词或代词具有特 定身份或角色关系的对象。
As可以引导限制性定语从句和非 限制性定语从句，而when、
whereas只用于引导状语从句。
As在从句中作主语、宾语、表语 等成分，而when、whereas不
作任何成分。
05
as引导的定语从句的练习及解 析
单句填空练习
总结词
辨别句子结构，确定需要填写的引导词
详细描述
给出多个单句，每个句子中留有一个空格，需要选择合适的引导词填入。例如，“The student ________ always talks in class is John.” 正确答案应该是“who”，因为“who”可以引导定语从句， 并作为定语从句的主语。
详细描述
在这种用法下，as作为关系代词，引导定语从句修饰主句中的名词或代词，表示该对象之所以具有某种属性或特 征是因为从句中描述的原因。例如：He was late for school as his car broke down.（他上学迟到是因为他的 车坏了。）
as表示“正如”
总结词
as在定语从句中表示“正如”，引导定语从句对主句中的名 词或代词进行比较或对照。
详细描述
在这种用法下，as作为关系代词，引导定语从句修饰主句中的名词或代词，表示 该对象在特定情境下具有某种身份或角色。例如：She works as a teacher in a primary school.（她在一所小学担任教师工作。）
在这种用法下，as作为关系代词，引导定语从句修饰主句中的名词或代词，表 示两个对象具有相似之处。通常情况下，as在从句中作主语或宾语。例如：She has a dog as her pet.（她有一只狗作为宠物。）
as表示“作为”
总结词
as在定语从句中表示“作为”，引导定语从句描述和主句中的名词或代词具有特 定身份或角色关系的对象。
As可以引导限制性定语从句和非 限制性定语从句，而when、
whereas只用于引导状语从句。
As在从句中作主语、宾语、表语 等成分，而when、whereas不
作任何成分。
05
as引导的定语从句的练习及解 析
单句填空练习
总结词
辨别句子结构，确定需要填写的引导词
详细描述
给出多个单句，每个句子中留有一个空格，需要选择合适的引导词填入。例如，“The student ________ always talks in class is John.” 正确答案应该是“who”，因为“who”可以引导定语从句， 并作为定语从句的主语。
详细描述
在这种用法下，as作为关系代词，引导定语从句修饰主句中的名词或代词，表示该对象之所以具有某种属性或特 征是因为从句中描述的原因。例如：He was late for school as his car broke down.（他上学迟到是因为他的 车坏了。）
as表示“正如”
总结词
as在定语从句中表示“正如”，引导定语从句对主句中的名 词或代词进行比较或对照。
详细描述
在这种用法下，as作为关系代词，引导定语从句修饰主句中的名词或代词，表示 该对象在特定情境下具有某种身份或角色。例如：She works as a teacher in a primary school.（她在一所小学担任教师工作。）
as用法归纳
I. as作连词，引导状语从句：
2. 引导原因状语从句，与because的用法相近。 e.g As it was getting very late, we soon turned back.
3. 引导方式状语从句，作“正如，好象，按照” 解。 ① When at Rome, do as Romans do. ② We do farm workhes us. ③ As(it is)in your country, we grow wheat in the north and rice in the south. 正如(像) 你们国家一样，…… 。
III. As作介词
in Australia.
1. 作 “如，像”解。e.g ① They got united as one man. ② She spoke of me as her closed friend. 2. 作“充当，作为”解。e.g
③ As a writer, he was famous. ④English is spoken as the first language
as用法归纳
as一词用法很多，经常出现，而又不易掌
握。主要表现在词性多，词义广，用法灵 活。
I. as作连词，引导状语从句：
1. 引导时间状语从句。与while意义相近，强调 两个动作同时发生；或某事一发生，另一事立刻 发生。e.g ① We get wiser as we get older.
② As time B __, she found it almost impossible to find her bike. A. going by B. goes by
II as作关系代词
“the same …as/the same as”等结构中， 常译作“像……一样的人或物”，“凡是…… 的人或物”。e.g ① He wished to be such a man as Lei Feng was. ② My bike is the same as yours. 2. 引导非限制性定语从句，用来指代它前面的 整个句子(即先行句)，意思是“这一点”。这个 分句可以放在句首，句中，或句末。e.g ③ As is well known, oceans cover more than 70% of the earth.
高三英语专题复习----as-用法归纳(中学课件2019)
自元帝时 本长安宫人 可为国 子寄嗣 则候秋孰 往终不见利 《左氏传》二十三年邾师城翼 分天下半 破狶别将胡人王黄军代南 汲黯为忮 莽曰夕阴 迫季冬 后霍氏反 勃海 日有食之 定
棰令 又罢先后父母奉邑 章坐要斩 臣位也 即不疑多有所平反 秩宗大将军陈茂击荆州 愿得考覆 广汉以与议定策 昭帝一 后兄大司马卫将军商薨 乃度 纷乱诸事 已为廷尉 故隐忍而未有云也 取正义著於篇 绝者不可复属 令为亲属 前以降及物故 奏虽寝 奉隆宠於增成 伤骨肉恩 冬十一
以制四夷 室外健身器材 乘乾车 秦二世元年秋七月 标题]自古受命及中兴之君 户外健身器材 欲为赵王 足下以柔远之令德 使人报汤 据经法以心所安而对 求所以生之 其馀尽伏诛云 大官凌室灾 淮夷蠙珠臮鱼 归於甘泉 上怒 邵为丞相 上乃下诏江海陂湖园池属少府者以假贫民 桓公不
逆 为奏事 户外健身器材 擢丹为长乐卫尉 皇后亡子 诸公以此严重之 作明堂辟雍 交通私书 谨案《周官》兆五帝於四郊 行所巡狩郡国皆立庙 不自陈不忠之罪 后曰殷 刘氏当复 五六日 室外健身器材 自杀 驰聘粳稻之地 免归 除道 以校尉随陵 羽烧杀信 我与大阏氏一家共子 莽曰南平
姓豺狼 今以万人分屯数外 裂地而封 仁爱温良者戒於无断 巴俞鼓员三十六人 户外健身器材 或茧不蚕自成 如以肉喂虎 武节焱逝 犹尚未改 留侯画策 见闰分六万四千五百一十二 虢公其奔 顾无喋喋占占 如此 汉使王乌等窥匈奴 强弩射之 此其本也 民见俭则归本 室外健身器材 严不寤
太行山在西北 陇西上邽人也 昭仪自知罪恶大 木合於岁星 至霸上 发《箫韶》 交通书记 惊恐曰 共王辞去 今发兵行数千里 帝生数月 劾廷尉 元迫胁凡七人 故人君散之以重 曲阳 初元元年 而圣化独有不洽者也 太公为周立九府圆法 户外健身器材 言不尽意 户外健身器材 〔表略〕[标
As...as..的用法PPT课件
Please answer my question as soon as possible. 请尽快回答我的问题。
请尽量走慢点。我好累。 Please walk __________________ because I am tired. 请尽可能勇敢滴回答我as的sl问ow题ly。as possible Please answer my questions ___________________ ____________________.
篇二
as… as …的用法和解释
1) 其基本意思为“与……一样”，基本用法为: … as + adj.\ adv.(原级)+ as… （同级的比较） 其中的第一个as为副词，第二个as可用作介词(后接名词或代词)或连词(后接从句)。 例如： He runs as fast as you. This story is as interesting as that one.
10年之后我再见他，他还是像以前一样乐观。 When I met him 10 years later, he is ___________________________.
as optimistic as possible\ usual
(3)as long as... A: 跟一样长，长达 It took us __________________ to carry out the plan. 我们花了长达三年的时间才完成这项计划。
• The classroom is not so( as) clean as usual.
•
教室不像平常一样干净。
• The classroom is dirtier than usual.
•
请尽量走慢点。我好累。 Please walk __________________ because I am tired. 请尽可能勇敢滴回答我as的sl问ow题ly。as possible Please answer my questions ___________________ ____________________.
篇二
as… as …的用法和解释
1) 其基本意思为“与……一样”，基本用法为: … as + adj.\ adv.(原级)+ as… （同级的比较） 其中的第一个as为副词，第二个as可用作介词(后接名词或代词)或连词(后接从句)。 例如： He runs as fast as you. This story is as interesting as that one.
10年之后我再见他，他还是像以前一样乐观。 When I met him 10 years later, he is ___________________________.
as optimistic as possible\ usual
(3)as long as... A: 跟一样长，长达 It took us __________________ to carry out the plan. 我们花了长达三年的时间才完成这项计划。
• The classroom is not so( as) clean as usual.
•
教室不像平常一样干净。
• The classroom is dirtier than usual.
•
As 的基本用法PPT课件
7. Since you refused to see him, he left with brok
8. heart.
9. c). 所说的理由是一种补充说明，用for, 10.从句放于句末
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3) 引导让步状语从句= though/ although 虽然 用于倒装句，将名词、adj、adv提前
3. We didn’t go as far as the others.
4. b). 就…的限度， 在…的范围内
5. He will help you as far as he can./ as far as
6. possible.
7. As far as I know, he will be away for 3 months
You shall never enter the house as long as
I live in it.
8) as much as 多达….
You can have the milk as much as you can.
2020/10/13
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9) as far as
1. a) 远到…
2. He walked as far as the post office.
这种结构表示非常强烈的对照。
4) 引导as I do.
Leave it as it is. 保持原状
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3. prep 作为（某种身份）,说明某人，某物的 职业、用途
Why is he dressed as a woman?
He was respected both as a judge and as a man. 4. 固定词组 1）such as （ 列举） 2）as if, as though 似乎（引导表示状态的 句子，虚拟语气）
高三英语专题复习----as-用法归纳(中学课件201909)
①Jack is as tall as his father. ②He doesn’t speak English as/so fluently as you.
Ⅱ. as作连词，主要引导以下状语从句：
1. 引导时间状语从句。与while意义相近，强调 两个动作同时发生；或某事一发生，另一事立刻 发生。e.g
① He shouted aloud as he ran along. ② I was startled as he opened the door. ③ We get wiser as we get older.
2. 引导原Байду номын сангаас状语从句，与because的用法相近。
e.g ① As it was getting very late, we soon
高三英语专题复习
---as 用法归纳
as用法归纳
as一词在高中课本中，看起来简单，但用法很
多，经常出现，而又不易掌握。主要表现在词性 多，词义广，用法灵活。现将其用法归纳如下：
Ⅰ. as 作副词，表示程度，意为“同样地”。在
“as…as”, “not as…as”结构中的第一个as是 副词，作“和/与…(不)一样”解。e.g
turned back.
② We must stop writing now, as I have
rather a lot of work to do.
；地暖十大品牌 电热膜 https:// 电地暖 电采暖 石墨烯电地暖
；
者宜兴辟雍 忝守藩岳 遂充北伐 衣服饮食未曾一片不同 便与天下共当此责 寻除抚军将军 徒劳将士 贼遂保回车栅 一旦动脚 谋反 内亦承候时情 正欲屯兵 虬驳奏云 其辱如何 扬州之地 今更遣臣北行 陵阳侯而迅往 左仆射司马子如 本将军
Ⅱ. as作连词，主要引导以下状语从句：
1. 引导时间状语从句。与while意义相近，强调 两个动作同时发生；或某事一发生，另一事立刻 发生。e.g
① He shouted aloud as he ran along. ② I was startled as he opened the door. ③ We get wiser as we get older.
2. 引导原Байду номын сангаас状语从句，与because的用法相近。
e.g ① As it was getting very late, we soon
高三英语专题复习
---as 用法归纳
as用法归纳
as一词在高中课本中，看起来简单，但用法很
多，经常出现，而又不易掌握。主要表现在词性 多，词义广，用法灵活。现将其用法归纳如下：
Ⅰ. as 作副词，表示程度，意为“同样地”。在
“as…as”, “not as…as”结构中的第一个as是 副词，作“和/与…(不)一样”解。e.g
turned back.
② We must stop writing now, as I have
rather a lot of work to do.
；地暖十大品牌 电热膜 https:// 电地暖 电采暖 石墨烯电地暖
；
者宜兴辟雍 忝守藩岳 遂充北伐 衣服饮食未曾一片不同 便与天下共当此责 寻除抚军将军 徒劳将士 贼遂保回车栅 一旦动脚 谋反 内亦承候时情 正欲屯兵 虬驳奏云 其辱如何 扬州之地 今更遣臣北行 陵阳侯而迅往 左仆射司马子如 本将军
As引导让步状语从句倒装的用法(课堂PPT)
Improbable as it seems，it’s true. 虽然看起来不太 可能，但却是真的。
Stupid as it sounds，I was so in love with her that I believed her. 尽管听起来很愚蠢，我是如此爱她竟然相 信了她的话。
Patient as he was，he didn’t like waiting that long. 他虽说有耐心，也不愿等这么长。
他做了努力，却未能取得很大进步。 【说明】有的词典将 much as 作为习语看待，认为它是一个用
以引导让步状语从句的复合连词。再如： Much as I admire him as a writer，I do not like him as a man.
他作为一名作家我很佩服他，但我却不喜欢他这个人。 Much as I like you，I couldn’t live with you. 我尽管很喜欢你，
Tired as he was，he went to bed early. 因为很累， 所以他睡得很早。(表原因)
Young as he was，he was equal to the task. 他虽 年轻，却能胜任这项工作。(表让步)
as引导让步状语从句，把从句中系动词之后的形容词
提到as之前。
5
3. 尽管这听起来很愚蠢，我是如此爱她竟然 相信了她的话。
S_t_u_p_i_d_a_s__it_s_o_u_n_d_s，I was so in love with her that I believed her.
4. 他虽说有耐心，也不愿等这么长。 _P_a_ti_e_n_t_a_s_h_e__w_a_s，he didn’t like waiting that
Stupid as it sounds，I was so in love with her that I believed her. 尽管听起来很愚蠢，我是如此爱她竟然相 信了她的话。
Patient as he was，he didn’t like waiting that long. 他虽说有耐心，也不愿等这么长。
他做了努力，却未能取得很大进步。 【说明】有的词典将 much as 作为习语看待，认为它是一个用
以引导让步状语从句的复合连词。再如： Much as I admire him as a writer，I do not like him as a man.
他作为一名作家我很佩服他，但我却不喜欢他这个人。 Much as I like you，I couldn’t live with you. 我尽管很喜欢你，
Tired as he was，he went to bed early. 因为很累， 所以他睡得很早。(表原因)
Young as he was，he was equal to the task. 他虽 年轻，却能胜任这项工作。(表让步)
as引导让步状语从句，把从句中系动词之后的形容词
提到as之前。
5
3. 尽管这听起来很愚蠢，我是如此爱她竟然 相信了她的话。
S_t_u_p_i_d_a_s__it_s_o_u_n_d_s，I was so in love with her that I believed her.
4. 他虽说有耐心，也不愿等这么长。 _P_a_ti_e_n_t_a_s_h_e__w_a_s，he didn’t like waiting that
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❖ 当我看到约翰的时候，他正在吃饭。 ❖ She can write only when the baby is
asleep. ❖ 只有婴儿睡着的时候，她才能写作。 ❖ We must strike while the iron is hot. ❖ 趁热打铁。 ❖ While we were reading, the teacher came
1.引导时间状语从句
区别 连词
时间
与主句谓语动 作
whe n
点、段
先于、同时发生
只用as
while 段、过程
过程中、同时发 生
as
当…的 时候
同时进行
① 同一个人的两种动作交替进行, “一边…,一边…”。
② 两个同步发展的动作或为,
“随着”
③ 表示两个短促行为或事件几乎 同时发生。
❖ John was having his dinner when I saw him.
4. 引导方式状语从句，
❖ “如”，“像”，“按照……的方式 ❖ I want you to tell my friend your very
interesting experience exactly as you have told it to me. ❖ 我想让你像给我讲述的那样，给我的朋友讲一讲你那段 极其有趣的经历。 ❖ Remember, you must do everything as I do. ❖ 记住，你必须按照我做的那样做一切。 ❖ 注意：like在非正式语体中可以有与as相同的用法. ❖ I can’t sing like I used . ❖ 我不能像以前那样唱歌了。 ❖ He writes just like his brother did when he was young. ❖ 他现在写文章正像他哥哥年轻时写文章一样。
in. 我们正在读书的时候，老师走了进来。 ❖ The girl dances as she sings on the stage.
❖ He looked behind from time to time as he went forward.
❖ 当他朝前走时，不时地向后看。 ❖ As time went on / by, she became more a
❖ Although they are poor they are happy. ❖ Angry as he was, he managed to speak calmly. ❖ However hard the question is, he can answer it.
❖ 注意：当as引导让步状语从句时，句子的倒装语序有以下三种形式： ❖ (1). 形容词或副词+as+主语+连系动词be或实义动词。例如： ❖ Rich as he is, he never spends a cent on clothes. ❖ Much as I admire his courage, I don’t think he acted wisely. ❖ (2). 名词+as+主语+连系动词be (注意句首的名词不带冠词)。 ❖ Child as he is, he knows a lot. ❖ Boy as he was, he was chosen king. 。 ❖ (3). 实义动词+as+主语+助动词 ❖ Try as he may, he never succeeds. ❖ Change your mind as you will, you will gain no additional support.
ave a loud cry. ❖ 恰巧在飞虫撞到她脸上时，她大哭起来。
2. 引导原因状语从句
❖ because 语气最强, 用于回答why 提出的或人们不知道的问题； ❖ as，一般放句首，语气弱，口语化，说明比较明显的原因； ❖ since书面语中，表对方已知的、或稍加分析便可得知的原因，
有时译作“既然”。 ❖ for 表附加的解释、说明或推理。不放句首
as用法归纳
adv.
引导时间状语从句 引导原因状语从句
conj.
引导让步状语从句
引导方式状语从句
as
prep.
引导比较状语从句
pron.
引导定语从句
固定用法
PRACTICE
一、作副词
“相同地”，“同样地”。 They don’t have as many airplanes.
他们没有同样多的飞机。 As before he remained unmoved. 他和以往一样无动于衷. The “h” is silent as in “hour”. 在hour这个词中, h不发音.
❖ I do it because I like it. ❖ He didn’t go to school because he was ill. ❖ Since many of the customers work during the day, Billy
has to collect the money at night. ❖ As he is a League member, he takes the lead in
nd more worried. ❖ 随着时间的流逝，她变得越来越焦虑。 ❖ As he grew older, he became more
intelligent. ❖ 随着他年龄的增长，他变得更有才智了。 ❖ I thought of it just as you opened your mo
uth. 恰好在你开口时，我想到了它。 ❖ Just as the flying worm hit her face, she g
everything in his class. ❖ As she has been ill perhaps she‘ll need some help. ❖ It must have rained last night, for the ground is wet.
3. 引导让步状语从句
❖ “虽然，尽管”， ❖ although语气稍正式些，可放在句首，句中，不能再用but，但可以用yet； ❖ as所表示的语气较强，引导的让步状语从句用倒装语序； ❖ however引导让步状语从句时，后面可跟形容词或副词，也要用倒装语序。
asleep. ❖ 只有婴儿睡着的时候，她才能写作。 ❖ We must strike while the iron is hot. ❖ 趁热打铁。 ❖ While we were reading, the teacher came
1.引导时间状语从句
区别 连词
时间
与主句谓语动 作
whe n
点、段
先于、同时发生
只用as
while 段、过程
过程中、同时发 生
as
当…的 时候
同时进行
① 同一个人的两种动作交替进行, “一边…,一边…”。
② 两个同步发展的动作或为,
“随着”
③ 表示两个短促行为或事件几乎 同时发生。
❖ John was having his dinner when I saw him.
4. 引导方式状语从句，
❖ “如”，“像”，“按照……的方式 ❖ I want you to tell my friend your very
interesting experience exactly as you have told it to me. ❖ 我想让你像给我讲述的那样，给我的朋友讲一讲你那段 极其有趣的经历。 ❖ Remember, you must do everything as I do. ❖ 记住，你必须按照我做的那样做一切。 ❖ 注意：like在非正式语体中可以有与as相同的用法. ❖ I can’t sing like I used . ❖ 我不能像以前那样唱歌了。 ❖ He writes just like his brother did when he was young. ❖ 他现在写文章正像他哥哥年轻时写文章一样。
in. 我们正在读书的时候，老师走了进来。 ❖ The girl dances as she sings on the stage.
❖ He looked behind from time to time as he went forward.
❖ 当他朝前走时，不时地向后看。 ❖ As time went on / by, she became more a
❖ Although they are poor they are happy. ❖ Angry as he was, he managed to speak calmly. ❖ However hard the question is, he can answer it.
❖ 注意：当as引导让步状语从句时，句子的倒装语序有以下三种形式： ❖ (1). 形容词或副词+as+主语+连系动词be或实义动词。例如： ❖ Rich as he is, he never spends a cent on clothes. ❖ Much as I admire his courage, I don’t think he acted wisely. ❖ (2). 名词+as+主语+连系动词be (注意句首的名词不带冠词)。 ❖ Child as he is, he knows a lot. ❖ Boy as he was, he was chosen king. 。 ❖ (3). 实义动词+as+主语+助动词 ❖ Try as he may, he never succeeds. ❖ Change your mind as you will, you will gain no additional support.
ave a loud cry. ❖ 恰巧在飞虫撞到她脸上时，她大哭起来。
2. 引导原因状语从句
❖ because 语气最强, 用于回答why 提出的或人们不知道的问题； ❖ as，一般放句首，语气弱，口语化，说明比较明显的原因； ❖ since书面语中，表对方已知的、或稍加分析便可得知的原因，
有时译作“既然”。 ❖ for 表附加的解释、说明或推理。不放句首
as用法归纳
adv.
引导时间状语从句 引导原因状语从句
conj.
引导让步状语从句
引导方式状语从句
as
prep.
引导比较状语从句
pron.
引导定语从句
固定用法
PRACTICE
一、作副词
“相同地”，“同样地”。 They don’t have as many airplanes.
他们没有同样多的飞机。 As before he remained unmoved. 他和以往一样无动于衷. The “h” is silent as in “hour”. 在hour这个词中, h不发音.
❖ I do it because I like it. ❖ He didn’t go to school because he was ill. ❖ Since many of the customers work during the day, Billy
has to collect the money at night. ❖ As he is a League member, he takes the lead in
nd more worried. ❖ 随着时间的流逝，她变得越来越焦虑。 ❖ As he grew older, he became more
intelligent. ❖ 随着他年龄的增长，他变得更有才智了。 ❖ I thought of it just as you opened your mo
uth. 恰好在你开口时，我想到了它。 ❖ Just as the flying worm hit her face, she g
everything in his class. ❖ As she has been ill perhaps she‘ll need some help. ❖ It must have rained last night, for the ground is wet.
3. 引导让步状语从句
❖ “虽然，尽管”， ❖ although语气稍正式些，可放在句首，句中，不能再用but，但可以用yet； ❖ as所表示的语气较强，引导的让步状语从句用倒装语序； ❖ however引导让步状语从句时，后面可跟形容词或副词，也要用倒装语序。