初二时间状语从句 教师版

时间状语从句－教师版
请思考以下问题：
1. 什么是状语？
a. He speaks English very well.( 副词 作状语)


b. I come specially to see you.（ to do 作状语）


c. The boy was praised for his bravery.（ 介词短语 作状语）


d. When she was 12 years old, she began to live in Dalian.（ 句子 作状语）


2. 状语从句是什么?
a. I was doing my homework when my mother came in.（ 时间 状语从句）


b. While John was watching TV, his wife was cooking. （ 时间 状语从句）


c. My friends dislike me because I'm handsome and successful.（ 原因 状语从
句）














引导用例
1when
A liar is not believed when he speaks the truth.引whe的时意2I was doing my
homework when my mother came in.延续性动，也可非延
性.
while
1. While I was standing at the window, I saw several boys的的时候，意running along
the street.引导从句的谓语动whil2. While John was watching T的，发, his wife was
cooking.（必须延续时进行时间较长，并强调主句和从
有时还可以表示应whil意然
1. Helen heard the story as she washed clothes.
as
意一一同…”生1. She didn't even know that it was an earthquake till she意until
直tilsaw a shaking light.
..直not.....until2. He didn't go to bed until he had finished his work1. Tom will call me
as soon as he gets soon as
引导时间状意…2. I will call you as soon as I arrive.
从句原则主将从

小试牛
1. ---Where was your brother at this time last night?
--- He was writing an e-mail ______ I was watching TV at home.
A. when B. while C. until
2. None of us knew what had happened _______ we heard the news on radio.

A. after B. until C. when
3. Other kids ate candy for breakfast. I had to have porridge.



A. Before B. Until C. As soon as D. While
4._______ I finally got to the top of the mountain, it suddenly changed.

A. As B. Till C. Since D. Until
5. Wu Yi will help with the housework _______ he gets home after school.
A. since B. while C. as soon as
6. Kelly cooked dinner for her parents ______ they were cleaning the yard.
A. while B. since C. before
7. _____ they went along, they saw a pair of old shoes lying on the path.

A. Since B. As C. By the time
8. ______ I am in trouble, my classmates will help me out.
A. Before B. Whenever C. Although
9. ______ he was ten, he climbed the highest mountain in Africa.
A. By the time B. when C. since
10. _______ I arrived at the bus stop, the bus had left.
A. After B. Until C. By the time
11. ---I want to know when Mr. Brown will arrive.
---When he _______, I will tell you.
A. will arrive B. arrived C. arrives
12. I'm sorry to have you waiting so long for Marcia, and I'm afraid it'll be ten
minutes
______ she comes back.
A. before B. after C. until

课后练习题 When will you come to Daqing? —1..
I will call you _____I arrive. —

D. as soon as C. as quickly as B.
while A. till

2. I'll give it to Jim as soon as I ____him tomorrow.
D. have seen C .see A. saw B. will see

want to know when Mr. Brown will arrive. —3. I



, I will tell you.

When he —


C. arrives A. will arrive B. arrived
.The bus driver always says to us ,“Don't get off________ the bus stops.”4.

D. if A. when B. while C .until
Excuse me Could you wake me up when my friend____ here? 5. . —Of course. [:hat
we still don't know when your friend _____ here. —
comes
B. comes； A. comes; will come
will come C. will come; comes ； D. will come
6. . ________ I was in he US, I made a lot of American friends.学科王D. Until
B. Although A. While C. Unless
7. . You can't watch TV ________ you finish your homework.D. as
C. while B. if A. before
their teacher came in . were playing on the computer


A. after C. until B. when D. then
you leave the classroom.
,please turn off the lights


A. after B. before C. until D. but
10. It's a serious problem .We can't decide Mr Green comes back.


A. while C. until D. after
students didn't realize the importance of study they left school.


A. when B. until D. after
12.---It's quite common in England to say “Thank you ” to the drivers people
get off


the bus.
A. while D. after C. when