仁爱科普版九上英语Topic 3 The world has changed for the better. Section A 课件(共23张PPT)

(共23张PPT)
Unit 1 The Changing World
Topic 3 The world has changed for the better .
Section A
学习目标
1.Learn some new words:block,
chemistry, term;
2.Some phrases: as a matter of fact ,
get used to (doing) sth., used to do sth.
3. Use the Present Perfect Tense with for and since（学习与for , since 连用的现在完成时）
---Have you_____ been to Beijing
---Yes, I have . I have _____ come back .
---No, I haven’t . I have _____ been there .
ever
just
never
2. ---How long have you been in Beijing
---I have been there for two weeks.
---I have been there since last week.
In the past
Nowadays
Who can describe Beijing
As a matter of fact, it used to be terrible.
Bob has been in New York for a long time.
He has seen the changes himself. The city
has improved a lot since he came there. He
has already got used to the life there.
1b Listen to 1a and tick what was mentioned about New York.
In the past terrible traffic
dirty streets
unfriendly people
dangerous to live
less shopping centers
Nowadays beautiful parks
clean and fresh air
huge markets
famous museums
good schools
excellent restaurants
展示1：
以小组为单位比赛读对话。
自研共探
根据自学指导，并参照课后111页注释或其他资料反复阅读对话，理解对话，找出重点短语和句子。然后小组内交流讨论解决疑难点,完成自学指导中的任务和要求。
You will get used to it very soon if you come.
点拨：习惯于（做）某事________________
区别:过去常常做某事________________
如：（1）他将会习惯于早起
He will ________ ________ _______ getting up early.
(2).他过去常常开车上班。
He ________ ________ _________ to work by car.
get(be) used to (doing) sth
used to do sth
get used to
used to go
As a matter of fact
As a matter of fact, it’s a wonderful place to live.
点拨:实际上，其实，恰恰相反 _______________
如：我到这里没多久。实际上，我昨天早上刚下飞机。
I haven’t been here long._______________, I just got off the plane yesterday morning.
as a matter of fact
Disscuss the Use of for and since
1. You have been in New York for a long time.
2. The city has improved a lot since I came here a few years ago.
3.She has been in Yunfu since 1995.
4. He has waited for Tom since two hours ago
You have been in New York for a long time.
for a long time
came to New York
present
past
重点点拨
for + 时间段
..., but the city has improved a lot since I came here a few years ago.
since I came here a few years ago
came here
present
past
since +从句（从句用一般过去时）
e.g. She has been in Yunfu since 1995.
since 1995
1995
present
past
since +过去的时间点
（如具体的年、月、日期、钟点）
e.g. He has waited for Tom since two hours ago.
since two hours ago
8:00
present
past
since + 时间段+ago
10:00
小结：
现在完成时可表示从过去开始一直持续到现在的动作或状态。 常与for 或since引导的表示从过去到现在的时间的状语连用。
for +
since +
since +
since +
一段时间
从句（从句用一般过去时）
一段时间 + ago
过去的时间点（如具体的年、月、日期、钟点）
3 Look carefully and think about the differences between since and for in 1a. Then complete the sentences with since or for and listen and check.
1.I have lived in Beijing ______ three years.
______2011.
2. He has waited for Tom ______ two hours ago.
______ two hours.
3. We have learned chemistry ___ one month.
____ the new term
began.
for
for
for
since
since
since
n.化学
n.学期
Work in groups and talk about the place you pare today’s situation with that of the past. The following dialogs may help you.
A:I have been in … for …
B: How do you like living there
A: It is …. I really like living there.
B: Was the local traffic terrible /good/…
A: Yes, it used to be … in the
past, but now it is …
B: …
Summary:
1. Some words :
2. Some phrases:
3. Some sentences:
Use the Present Perfect Tense with for and since .
1.You have been in New York for a long time.
2.The city has improved a lot since I came here a few
years ago .
block，chemistry,term
as a matter of fact ,
get used to (doing) sth., used to do sth.
1. You will get used to it very soon if you come.
2.They used to be, but…
3. As a matter of fact , it’s a wonderful place to live .
4. You must come for a visit .
2.单项选择
( )1. Rita, your Chinese is very good.____ have you been in China
A. How long B. How far
C. How soon D. How often
( )2. I _____ go swimming, but now I like playing soccer better.
A. used to B. get used to
C. was used for
( )3. Uncle Chen _______ Shanghai for five years.
A. has gone to B. has been to
C. went to D. has been in
A
A
D
( )4. I have a nice bike. My father have had(买) it for me ______ two months.
A. since B. in
C. for D. after
( )5. The fisherman _____ at the bank of the river ________ 8 o’clock.
A.has been; for B. has come; at
C. has been; since D. came; since
( )6. I’m sure I’ll _______ the hard work.
A. used to B. get used to
C. used to do D. be used for
C
B
C
Thank You!