高考英语状语从句课件
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others are working. （2）从句和主句的谓语动词都为延续性动
词时, 只能用while; while还可作并列连 词,表示”而”.
I was reading while he was watching
TV.
高考英语状语从句课件(共50张PPT)
高考英语状语从句课件(共50张PPT)
3．as 的用法：
(1) as 着重强调主句和从句的动作同时或几乎 同时发生，如： The students rose as the teacher entered the classroom. (2)as还可以表示“随着……”，如： As time goes by, it is getting colder and colder. (3) As 还能表示“一边……一边”，如： He looked behind from time to time as he went.
begin our meeting. （
原）因
4. I’ll speak slowly so that you can
understand me. ( 目的 )
5. So clever was he a student that he was
able to work out all the difficult problems.
高考英语状语从句课件(共50张PPT)
高考英语状语从句课件(共50张PPT)
4．如果主句表示的是短暂动作，而从 句用延续性动作的进行时态表示在一 段时间内正在进行的动作时，when, while与as 可互换使用。如： When/While/As I was walking down the street, I came across an old friend of mine.
高考英语状语从句课件(共50张PPT)
2、连接词while的用法 高考英语状语从句课件(共50张PPT) （1） while意思是“当……的时候”或 “在某一段时间内”，引导的从句动作必 须是持续性的，侧重主句动作和从句动作 相对比。
People don’t talk so loudly while
his own son. ( )
•9.He woke up as suddenl方y a式s he had fallen
asleep. ( )
比较
一个句__子__在复合句中用作状语时,在语法上叫 状语从句。从句由__从__属__连_ 词、_名__词__词__组_或 __副__词___引导。 状语从句可分为：1) _时__间___ 2) _地__点______
()
结果
•6. As long as you don’t lose heart, you’ll
succeed. ( ) 条件 •7. Try as he might, he could not find a job.
() •8. The ol让d l步ady treats the boy as if he were
高考英语状语从句课件(共50张PPT)
高考英语状语从句课件(共50张PPT)
（2）可用作并列连词，其意义为“那时， 这时”，相当于and at this/that time。 常用于句式： Somebody was doing something when… Sb. was about to do sth. when… (刚要……这时突然……)
face.
高考英语状语从句课件(共50张PPT)
连接词when、while、as的用法小结 1、when 的用法： （1）when引导的时间状语从句的谓语动 词可以是延续的，也可以是表短暂性动作 的动词，可用于主句和从句动作同时发生 或从句动作先于主句动作。如： When the film ended, the people went back. When I lived there, I used to go to the seashore on Sundays.
判断下列状语从句的种类
1.While I was wondering at this, our
schoolmaster took his place. ( 时间 )
2. Where there is a will, there is a way.
( 地点 )
3. Now that/Since everybody is here, let’s
3) _原__因___ 4) __目_的______ 5) _结__果____ 6) _条__件______ 7) _方__式____ 8) _比__较______ 9) _让__步____等
一. 时间状语从句的引导词
1. when, while , as, before, after, until, till, since, ever since, once, as soon as ， 2. every time, next/last/each time, the first time, the moment, the minute, the instant
3. immediately, instantly, directly
4. hardly…when, no sooner…than, scarcely…when
when, while, as 1.W__h_i_le_/_A_s_/_W__h_e_n__ we were talking, Mr.
Smiths came in. 2._W_h_e_n_ they came home, I was cooking
dinner. 3. I was about to go to bed _w_h_e_n___ I
heard someone knock at the door. 4. _W__h_il_e___ we were watchinBiblioteka Baidu TV, he
was studying. 5. He is fat __w_h_i_le__ his brother is thin. 6. _A__s___ she sang, tears ran down her
词时, 只能用while; while还可作并列连 词,表示”而”.
I was reading while he was watching
TV.
高考英语状语从句课件(共50张PPT)
高考英语状语从句课件(共50张PPT)
3．as 的用法：
(1) as 着重强调主句和从句的动作同时或几乎 同时发生，如： The students rose as the teacher entered the classroom. (2)as还可以表示“随着……”，如： As time goes by, it is getting colder and colder. (3) As 还能表示“一边……一边”，如： He looked behind from time to time as he went.
begin our meeting. （
原）因
4. I’ll speak slowly so that you can
understand me. ( 目的 )
5. So clever was he a student that he was
able to work out all the difficult problems.
高考英语状语从句课件(共50张PPT)
高考英语状语从句课件(共50张PPT)
4．如果主句表示的是短暂动作，而从 句用延续性动作的进行时态表示在一 段时间内正在进行的动作时，when, while与as 可互换使用。如： When/While/As I was walking down the street, I came across an old friend of mine.
高考英语状语从句课件(共50张PPT)
2、连接词while的用法 高考英语状语从句课件(共50张PPT) （1） while意思是“当……的时候”或 “在某一段时间内”，引导的从句动作必 须是持续性的，侧重主句动作和从句动作 相对比。
People don’t talk so loudly while
his own son. ( )
•9.He woke up as suddenl方y a式s he had fallen
asleep. ( )
比较
一个句__子__在复合句中用作状语时,在语法上叫 状语从句。从句由__从__属__连_ 词、_名__词__词__组_或 __副__词___引导。 状语从句可分为：1) _时__间___ 2) _地__点______
()
结果
•6. As long as you don’t lose heart, you’ll
succeed. ( ) 条件 •7. Try as he might, he could not find a job.
() •8. The ol让d l步ady treats the boy as if he were
高考英语状语从句课件(共50张PPT)
高考英语状语从句课件(共50张PPT)
（2）可用作并列连词，其意义为“那时， 这时”，相当于and at this/that time。 常用于句式： Somebody was doing something when… Sb. was about to do sth. when… (刚要……这时突然……)
face.
高考英语状语从句课件(共50张PPT)
连接词when、while、as的用法小结 1、when 的用法： （1）when引导的时间状语从句的谓语动 词可以是延续的，也可以是表短暂性动作 的动词，可用于主句和从句动作同时发生 或从句动作先于主句动作。如： When the film ended, the people went back. When I lived there, I used to go to the seashore on Sundays.
判断下列状语从句的种类
1.While I was wondering at this, our
schoolmaster took his place. ( 时间 )
2. Where there is a will, there is a way.
( 地点 )
3. Now that/Since everybody is here, let’s
3) _原__因___ 4) __目_的______ 5) _结__果____ 6) _条__件______ 7) _方__式____ 8) _比__较______ 9) _让__步____等
一. 时间状语从句的引导词
1. when, while , as, before, after, until, till, since, ever since, once, as soon as ， 2. every time, next/last/each time, the first time, the moment, the minute, the instant
3. immediately, instantly, directly
4. hardly…when, no sooner…than, scarcely…when
when, while, as 1.W__h_i_le_/_A_s_/_W__h_e_n__ we were talking, Mr.
Smiths came in. 2._W_h_e_n_ they came home, I was cooking
dinner. 3. I was about to go to bed _w_h_e_n___ I
heard someone knock at the door. 4. _W__h_il_e___ we were watchinBiblioteka Baidu TV, he
was studying. 5. He is fat __w_h_i_le__ his brother is thin. 6. _A__s___ she sang, tears ran down her