unit 16 GIÁO ÁN MÔN TIẾNG ANH LỚP 12

GA 12

GV: Nguyễn Thị Như Thủy

Unit 16
THE ASSOCIATION OF SOUTHEAST ASEAN
New words:
• to accelerate: lam nhanh / chong
• stability: su on dinh gia
• statistics: mon thong ke
• geo- political entity: thuc te ve dia li chinh tri
• predominatly: troi / noi bat
• to submit: de trinh / xem xet
Grammar
ADVERB CLAUSES OF TIME:
1/ SEQUENCE OF TENSES IN ADVERB CLAUSES OF TIME
•
•

Examples
We always brush our teeth when we
get up.

NATIONS

Usage
•
Customary activity in the present.
•
Emphasize the continuous nature of the
activity.

•
Emphasize the completion of the activity.

I usually read newspapers while I’m
waiting for the bus.
•
He never goes home before he has
finished his work.
•
I took my umbrella when it rained.
•
Customary activity in the past.
•
I met him while I was riding home.
•
A continuous activity at a point of time in the
past.
•
I left the office as soon as / when /
after I had finished my work.
•
A complete activity before another one in the
past.
•
We were watching TV while my
•
A wholly complete activity at a point of time
brother was cooking.
or after another one in the past.
•

It was raining hard when I left home.
•
The train had left the station when I
arrived.
•
I’m going to leave until you have •
Emphasize the completion of the activity in
finished / finish your work.
the future.
•
We’ll go as soon as you have •
An activity happens after another one in the
finished / finish your work.
future.
•
We’ll have left before he comes.
•
We’ll have finished the work when
you get back.
•
She has played / has been playing •
A wholly complete action in the past.
tennis since she was 12.
•
An action that begin in the past and has
•
She has felt much better since I have
continued to the present, and may continue to the
been here.
future.

Note: There is no future tense in adverb clause of time.
- When: at that time
- While / As: during that time
- By the time: one even is completed before another one.
- Since: from that time to the present.
- Until / Till: to that time and then no longer.
- As soon as / once: when one even happens, another even happens soon afterwards.
- As long as / so long as: during that time, from the beginning to the end.
- Whenever: every time.
EXERCISES
Change the adverb clauses to modifying phrases, if possible .
1. Before I talked to you, I had never understood that formula.
2. Because she is a vegetarian, she does not eat meat.
3. When I was at your age, I used to speak to my father with respect.
4. After I read the chapter four times, I finally understood the author’s theory.
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GA 12
GV: Nguyễn Thị Như Thủy
5. When Tom was a child, he used to swim in this river.
6. Since he completed his Bachelor’s degree, he has had three jobs, each one better than the last.
7. While I was traveling across the United States, I couldn’t help being impressed by the great
differences in terrain.
8. Before the students came the teacher had already given a quiz.
9. When Tom was a child, he used to swim in this river.
10. The children laughed merrily when they were in the zoo.
11. My father became richer when he was helped by his friends
12. While we were watching TV last night, the phone rang.
13. When animals are well fed, they become fatter.

• Do exercise on pages: 182, 183 in text book

I HOPE YOU TO SUCCEED IN THE FUTRE
STUDY ! MORE STUDY
AND FOREVER!

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GA 12

GV: Nguyễn Thị Như Thủy

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GA 12

GV: Nguyễn Thị Như Thủy

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