(共25张PPT)
Unit 12 A 2d&Grammr-4c
人教版九年级全册
Content
Learning objectives
01
Lead-in
02
Presentation
03
2d&Grammar
04
Summary
05
Homework
06
目录
Learning objectives
After learning this lesson, you can:
Learn to use Past Perfect Tense.
Revision
My alarm clock didn’t___ ____.
I _________. When I ____ __, I realized that it was already 8:00.
__________/ _____ I got up, my brother ___ already ______ in the shower.
___________/ ______ I got outside, the bus ______ already ________.
So I ______ to school.
By the time
When
had
gotten
By the time
When
had
left
rushed/ran
overslept
woke up
go off
Revision
When I got to school ,I realized I
____ _____ my _________ at home.
When I ____ home ,I realized I
____ _____ my keys in the backpack.
By the time I ____ back to school ,
the bell ____ _______.
By the time I ____ ______ class , the
teacher ___ ______ teaching already.
had left
backpack
got
had left
got
had rung
walked into
had started
What a pain!
Presentation 2d
Matt: Why were you late for class today, Kevin
Kevin: My alarm clock didn’t go off! I kept sleeping, and when I woke up it was already 8:00 a.m.!
Matt: Oh, no!
Kevin: So I just quickly put on some clothes and rushed out of the door.
Matt: You didn’t eat breakfast
Kevin: No, I didn’t even brush my teeth or wash my face! But before I got to the bus stop, the bus had already left.
Matt: Then how did you get here
Kevin: Luckily, Carl’s dad saw me on the street and gave me a lift in his car.
Matt: Well, at least by the time you got to school, you were only five minutes late for class.
Presentation 2d
1. Why was Kevin late for class
2. How did Kevin get to school
His clock didn’t go off. He overslept.
Carl’s dad saw him on the street and gave him a lift in his car.
Role-play 2d.
My alarm clock didn’t
go off!
Why were you late for class today, Kevin
Key points 2d
迟到=arrive late for
Matt: Why were you late for class today, Kevin
Kevin: My alarm clock didn’t go off! I kept sleeping, and when I woke up it was already 8:00 a.m.!
Matt: Oh, no!
Kevin: So I just quickly put on some clothes and rushed out of the door.
Matt: You didn’t eat breakfast
Kevin: No, I didn’t even brush my teeth or wash my face! But before I got to the bus stop, the bus had already left.
Matt: Then how did you get here
Kevin: Luckily, Carl’s dad saw me on the street and gave me a lift in his car.
Matt: Well, at least by the time you got to school, you were only five minutes late for class.
（闹钟）发出响声
一直在睡
醒来
穿上（动作）
冲出门
捎 我一程=give sb a ride
至少
Grammar Focus
翻译句子：
1.当我到学校时候，我意识到我的书包丢在家里了。
2. 当我回到学校的时候，铃已经响了。
3. 当我到达公共汽车站前，公共汽车已经离开了。
4. 当我决定首先取杯咖啡时，我即将去我的办公室。
5.当我正在和其他同事排队等待的时候，我听到一声巨大的声音。
When I got to school, I realized that I had left my backpack at home.
By the time I got to school, the bell had rung.
Before I got to the bus stop, the bus had already left.
I was about to go up to my office when I decided to get a coffee first.
As I was waiting in line with other office workers, I heard a loud sound.
过去完成时： had done，表示过去的过去
否定形式： had not done=hadn't done
关键词： when，by the time， before引导的状语从句
Grammar Focus
过去完成时的基本用法：
表示在过去某一时间或动作之前已经发生或完成了的动作；表示动作发生在过去的过去。
(2) 过去完成时态常见的引导词有：by the time, when, before, by。
(3) 在含有when, before等引导的时间状语从句的复合句中， 主、从句的动作都发生在过去，且有明显的先后关系，动作在前的用过去完成时，动作在后的用一般过去时。
(4) 常用在said, told, knew, heard, realized等的宾语从句中。
Practice
By the time _______________, the bell _________.
she got to school
present
The bell rang.
8:00 A.M
had rung
She got to school.
8:15 A.M
Practice
She got into the
classroom.
The teacher started teaching in the classroom.
When she ____________________, the teacher ___________________ in it.
had started teaching
got into the classroom
8:22 A.M.
8:20 A.M
present
Practice
His grandma came back from America.
Li Ming grew up.
By the time/When his grandma _____________ America, Li Ming _____________.
came back from
had grown up
By the time… or When…
present
Practice
Liu Mei woke up.
The concert was over.
By the time / When Liu Mei _________,
the concert _____________.
woke up
had been over
present
Practice
用所给动词的适当形式填空：
1.By the time I _________(turn) on the TV, the TV play ______________(end) already.
2.When I got there, he _______________(play) tennis for
half an hour.
3.By the time she was five, she _____________(learn) ten English songs.
4.When he came in, I _____ just ___________(finish) my
homework.
5.By the time I got to the cinema, the film ____________(be) on for ten minutes.
had ended
had played
had learnt
had finished
had been
turned
Practice
1. He said he __________ (see) the movie already.
2. When he got to the cinema, the movie __________ (be) on for twenty minutes.
3. After Jim ____________ (finish) all his homework, he went to bed.
4. We ___________________ (learn) 20 English songs by the end of last month.
5. She ________ (arrive)before 7 o ’clock last night.
had seen
had been
had finished
had learned/learnt
arrived
Practice
4a
Make sentences using by the time or before.
1. Tim went into the bathroom. Mary got up.
____________________________________________________________
2. The coffee became cold. I put cream in the coffee.
____________________________________________________________
3.The teacher collected the math homework. I got to school.
____________________________________________________________
4. I completed the work for my boss. The workday ended.
____________________________________________________________
5. The movie started. I arrived at the cinema.
____________________________________________________________
6. My mother finished making the apple pie. I got home from my language course.
____________________________________________________________
By the time Mary got up, Tim had already gone into the bathroom.
Before I put cream in the coffee, the coffee had become cold.
By the time I got to school, the teacher had collected the math homework.
I had completed the work for my boss before the workday ended.
The movie had started before I arrived at the cinema.
By the time I got home from my language course, my mother had finished making the apple pie.
Practice
4b
a theme park
Fill in the blanks with the correct forms of the words in the box.
rush out
forget
arrive at
go into
show up
find out
1. By the time I arrived at the party, everyone else ____ already _________.
2. When he put the noodles into a bowl, he realized he ____________ to add the green beans.
3. By the time my mother came back from the market, I ______ already __________ of the door to go to my piano lesson.
4. Before she got to the airport, she _____________ about the earthquake.
5. When she _________ the movie theatre, she remembered she had forgotten to feed her dog.
6. Before she got a chance to say goodbye, he _____________ the building.
had
shown up
had forgotten
had
rushed out
arrived at
had gone into
had found out
Practice
4c
Write two true statements and one false statement about your day yesterday. Then ask your classmates to guess the false statement.
By the time I left for school in the morning,
_______________________________________
By the end of the school day,
______________________________________
3. By dinner time, I _____________________________________
Practice
( )1. She _____ 5, 000 English words by the time she was 15.
A. had learned B. has learned C. learned D. learns
( )2. The government is going to build _____ airport in the east of the city.
A. a B. an C. the D. /
( )3. Don’t mention it, OK It’s the most _____ thing in my life!
A. embarrassed B. embarrassing C. happy D. exciting
( )4. You should keep walking _____ you see the bank. Then you can find the park on its right.
A. so B. because C. till D. and
单项选择
A
B
B
C
Summary
1. 上课迟到
2.发出响声
3.一直睡
4.醒来
5.穿上
6.冲出门
7.刷牙
8.洗脸
9.捎..一程
10.至少
be/arrive late for class
go off
keep sleeping
wake up
put on
rush out of the door
brush the teeth
wash the face
give sb a lift/ride
at least
Homework
1. Recite 2d.
2. Recite the grammar.
谢谢
21世纪教育网（www.21cnjy.com)
中小学教育资源网站
兼职招聘：
https://www.21cnjy.com/recruitment/home/admin
