(共13张PPT)
Adverbial Clause of time
(时间状语从句)
Let’s listen to a song!
When I was young, I’d listen to the radio waiting for my favorite song.
Lead in
Review Objectives: (复习目标）
1.Students can remember the usage of adverbail cluase of time.
2.Students can use the knowledge of adverbail cluases of time to solve problems.
Adverbial Clause of Time(时间状语从句）
用表示时间的连词联结一个句子做状语，这样的主从复合句就是时间状语从句。连接时间状语从句的连接词有:when,while ,before,after,as soon as,till,until,since等。
Presentation
When or while
Read these sentences and then answer the questions.
（1） I will let you know when I receive the letter.
（2）I was reading book while my sister was dancing.
（3）When I was watching TV,my mother came in.
（4）I will play basketball with you when you finish your homework.
确定引导词的步骤
1.找主从句动词
2.分析动词是短暂性还是延续性
（1）两短用when
(2）一短一延用when
（3）两延同时用while 或when, 动作一前一后用when
动作同时发生用while
3.确定引导词
Let’s practice
Please combine the following sentences by using “when” or “while”.
1.I will play soccer with you. You finish your homework.
2.Lily was doing homework. Mike was listening to music.
3.I was sleeping last night. Tom came in.
when
while
when
when while Or other connectives(连词）
1.昨天当我正在看电视的时候，我妈妈进来了。
2.昨晚当我在打扫房间的时候，Tom在看电视。
3.当我遇见他，我将告诉他这个好消息。
4.我一起床就打扫房间。
watch TV
clean the room
meet
tell
come
get up
引导时间状语从句的其他时间连词
1.as soon as 一……就…… 表示主句动作接连发生
eg: I will call you as soon as he comes back.
2.not…until 直到……才 till 直到
eg:I won’t go home until my mother comes.
3.before 在……之前 表示主句动作发生在从句动作之前
after在……之后 表示主句动作发生在从句动作之后
以上连词引导时间状语从句时态：主过从过，主将从现
Practice
1. We was running _____ the teachers was dancing .
A.when B.while C.not until D.before
2. (2019省卷) I’m sure dreams don’t work_____ you do.
A. if B. until C. when D. since
3. He'll come to see me_______ he arrives in Beijing.
A. till B. until C. while D. as soon as
B
B
D
4.I was walking on the street _______I met him.
A. if B. until C. when D. while
5.(2018省卷)We don't know the love of our parents _______ we become parents ourselves one day.
A. until B. after C. when D. since
C
A
summary:
when 跟短暂 while 跟延
两动同时用while
一前一后就用when
之前之后一……就
till, untill与not连
Homework：
Sing a song!
Yesterday Once More(共18张PPT)
RAP
three
two
one
Hello~
Everybody!
My name's
Abbie.
This is me.
I'm friendly.
I like English.
I like singing.
Do you like me
Yes, I do.
I say nice to
You say
meet you.
I say ready
you say yes.
ready
yes
ready
yes
●
●
飞nTx人
A
ke
Hellow
6
●
ta
实我超你
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