中考英语专题复习课件：状语从句

知识点 2 状语从句的连接词
(3) 强调句型：It is/was not until ... that ...
It was not until the professor came that we began the experiment. 直到教授来了，我们才开始做实验。 易错点：（1）till不可以置于句稿首定，PP而T until可以。 Until you told me I had no idea o稿新f定，itP上.P千T，款海模量板素选材择持总续有更一 直到你告诉我，我才知道这件事款适。合你
It’s three years since he joined the army.(自从......多久了......)
自从他参军已经三年了。
稿定PPT
稿定PPT，海量素材持续更
It's two years since we arrived新h，e上re千. 款我模们板选到择这总有儿一两年了。 款适合你
连词
常用句式
before It will be＋一段时间＋before ... 过……时间才……
since
It will not be/was not long＋before ... 不久就会/没多久就…… It was＋时间段＋befo稿稿r定e定P.P.P.TP，过T海了量素…材…持续(时更 间)才…… It is/has been＋一段时新间，上＋千s款in模c板e选..择. 总(从有一句用一般过去时)
as soon as / no sooner … than / hardly … when / the moment / the minute /（一…就…) since （自从…以来）
知识点2：状语从句的连接词 No. 1 时间状语从句 1．when, while, as 引导的时间状语从句

2023 WORK SUMMARY
状语从句(完整版)ppt 课件
REPORTING
目录
• 状语从句概述 • 时间状语从句 • 地点状语从句 • 原因状语从句 • 条件状语从句 • 目的状语从句 • 让步状语从句 • 结果状语从句
PART 01
状语从句概述
定义与作用
定义
状语从句是句子中充当状语成分的从 句，用于修饰主句中的动词、形容词、 副词或整个句子，表示时间、地点、 原因、条件、方式、让步等关系。
When I grow up, I want to be a teacher. (当我长大的时候，我想成 为一名老师。)
I was doing my homework when the phone rang. (电话响的 时候，我正在做作业。)
Once you start, you must finish it. (一旦你开始，就必须完成它。)
你想去的地方。
They searched for the lost child everywhere. 他们到处
寻找那个走失的孩子。
PART 04
原因状语从句
表示原因的连词
because
语气最强，表示直接的原因或理 由，可用于回答 why 提出的问 题、引导表语从句、用于强调句
等。
since
语气比 because 弱，但比 as 强， 一般用于表示“由于大家已知的 事实”。
虚拟语气
在条件状语从句中，可以 使用虚拟语气来表达与现 在或过去事实相反的情况。
条件状语从句的例句分析
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If you study hard, you will pass the exam. (如 果你努力学习，你会通 过考试的。)

• 3）than 意为“比……更……”； • The boy is taller_than_his_father. (比他的父
亲还高)
4）比较状语从句通常与倍数表达法结合起来运用。
①A +is…times +as+ adj.原级+as +B ②A +is…times+ adj.比较级+than +B ③A +is…times+ the size/length/height/width/depth +of + B ④The size/length/height/width/depth… +of+ A+ is…times of +B
where引导 A句+where+B句 在B句…地方, A句… 在环境污染严重的地方，许多珍稀物种处于灭 绝的边缘。
Many rare animals are on the verge of extinction where environmental pollution is serious.
三、条件状语从句 1. If引导的条件句 2. Unless 3. Once 4. As long as
• 这个数据在下降到1990年的20%之前，它先上 升到1980年的80%
• Before the figure jumped to 20% in 1990, it increased to 80% in 1980.
• 5. A句+since+B句/时间短语 【自从B句…,A句就…】
自从手机发明以来，人们的生活发生了巨大变化。
五、目的状语从句
A句+in order that+B句 A句+so that+B句 【A句…是为了B句…】

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since
1. 引导状语从句时，主句用现在完成时或现 在完成进行时，从句中用一般过去时。 • I’ve been living here since I came to Beijing. • I have returned home four times since I came
here. 2. 常用句型： • It is (has been)…+ since +一般过去时 • It is five years since I began to learn English.
any time, by the time到…. （名词性短语）
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• Every/Each time I held the boat and carved the year, my grandfather seemde near.
• By the time he was 17, he had been to almost 20 contries to get his disease cured.
such…that “如此的…以致于”表结果。 1.such＋a(an)＋形＋名词＋that... 2.such＋形＋可数名词复数／不可数名词＋that...
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so＋many/few/much/little＋相应名词+that... 比较：
so many / few flowers →such nice flowers so much / little money→such rapid progress so many people → such a lot of people There were so many people in the bus that I could hardly move. She put so much butter and sugar in the cake that I didn’t dare to eat too much. He made so many mistakes that he failed the exam once again.