时间状语从句
before
普
when
通
连
while
after
as soon as
till/until
词
as
特 the moment
殊 the minute
连 词
the second
the instant
since every/each time
next time immediately
any time
When you read it again, the meaning will become clearer to you.
While 的用法
1. 必须引导持续性动作，强调在一段时 间内，主句和从句动作同时发生。
My mother was cooking while I was doing my homework.
directly
by the time instantly
the first time
When 的用法 1. When 即可以引导一个持续性动作，又可引到一
个短暂行动作。可用以表示主从句动作同时发生 或从句动作先于主句。
2. (从句动词可延续也可非延续)
3. I was thin when I was a child.
2. He hurried home, looking behind as he went. 他匆匆忙忙回家，边走边往后看。 3..As he was going out, it began to rain. 当他出去时开始下雨了。
“as”可以引导的其它状语从句： • Young as he is ,he knows a lot.
when…
以上句式中的“when”译为“这时或那时”不
可以用其它连词替换。
The telephone was ringing when I got home. I was about to go to bed when he came back.
We were just __ calling him up __ he came in. A. about ; when B.B. on the point of ; while C.C. on the point of ; when D.D. on the point of ; as
尽管我承认他的优点，但我还是看到了他的缺点。
4. 引导条件状语从句 “只要”
While we are here, don’t worry.
As 的引导时间状语从句的用法
1. “随着” 2. “一边…一边…” 3. “当…” 强调动作同时发生，无先后
1. As I get older, I get more optimistic. 随着年龄的增长，我变得更加乐观。
1.Adverbial Clauses of Time: （时间状语从句）
2.Adverbial Clauses of Reason (原因状语从句）
3.Adverbial Clauses of Conditions (条件状语从句）
4.Adverbial Clauses of Place
(地点状语从句）
5.Adverbial Clauses of Purpose (目的状语从句） 6.Adverbial Clauses of Result （结果状语从句）
7.Adverbial Clauses of Comparison（比较状语从句）
8.Adverbial Clauses of Concession (让步状语从句）
Please don’t talk so loud while others are working.
2. “然而” 表示对比。
I like watching TV while he likes reading. 3. 引导让步状语从句 “ 虽然、尽管”
While I admit his good points, I can see his shortcomings.
9.Adverb Clauses of Manner
(方式状语从句 )
4. 位置 ： 主前从后亲密没够， 从前主后得有小逗， 从在主中需俩逗逗。
I was reading a book when he came in. When he came in, I was reading a book. I was, when he came in, reading a book.
状语从句
Adverbial Clauses
1. 什么是状语： 在句中用来修饰动词、形容词、副词
的成分被称为状语。如： He works very hard. He is real handsome.
really
2.什么是状语从句： 用作状语的句子被称为状语从句。
3.Different Kinds of Adverbial Clauses:
（ 让步）
• As he wasn’t ready in time, we went without him. （原因）
• Do as I told you. / do as you like. （ 方式 ）
• He is as old as I /me. （ 比较 ）
• 连接词when, while, as的用法区别： 1．while引导的时间状语从句的谓语动词必须是可延续的， 而when引导的时间状语从句的谓语动词是可延续的，也 可以是非延续的动词。如：
4. The film had been on when we arrived.
2. be about to when…
be on one’s way …
when …
be on the point of doing … when…
had just done …
I was walking down the street while I heard someone calling for help. when
3. When 还以引导条件状语从句相 当于if
How can I explain it to you when / if you won’t listen.
When/While he was eating his breakfast, he heard the doorbell ring.