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(共19张PPT)
Section A 1a-2d
Unit 10 I’ve had
this bike for three years.
R·八年级下册
Review
含义
①过去发生或已完成的动作对现在的影响
②表示过去经历的事
现在完成时Unit8-9
①have/has been to + sp. + 次数
②have/has gone to + sp.
③have/has been in+sp.
句型
去过某地(已回)
去了某地(未回)
待在某地…时间
标志词：
①already "已经" (肯)
②yet (疑/否)
③ever "曾经" (疑)
④never "从未" (表否定)
Learning objects
By the end of the class, you will be able to …
1. Learn curriculum words and useful expressions.
2. Talk about possessions and things around you
with the present perfect tense.
3. Know the activities of the yard sell and donation.
Lead in
What are they talking about
Yard sale
Watch a video
What is a yard sale
It sells old things.
Discuss
Do you have any old things
book
cup
fan
glasses
hairpin
Discuss
Give them away
Keep them
Sell them
Bring back sweet memories.
Raise money.
Help people in need.
Today,Jeff is having a yard sale.
Let's go and have a look.
How do you deal with these things
How long have you had that bike over there
I’ve had it for three years! I learned how to ride a bike on it.
The boy is Jeff.He is having a yard sale.Maybe Jeff doesn't need these anymore,so he is having a yard sale.
Look and say
how long意为“多久；多长时间”，常对时间段提问，
答语常用“for＋时间段”“since＋过去的时间点/从句”
或“since＋时间段＋ago”。
Look at the picture.Tell us the things you see.
Look and say
old clothes
bike
cups and glasses
candy
books
toys
an alarm and a lamp
__ Jeff’s family is having a yard sale.
__ Amy thinks it’s hard to sell her old things.
__ Jeff has had his bike for more than 10 years.
__ Amy wants to keep her old things because they
bring back sweet memories.
__ You can also give old things away to people in need.
举行庭院拍卖会
勾起甜蜜的回忆
保留
捐赠
有需要
Let's do
做…很难
Read and understand the meaning of the sentences in 1a.
___ Jeff’s family is having a yard sale.
___ Amy thinks it’s hard to sell her old things.
___ Jeff has had his bike for more than 10 years.
___ Amy wants to keep her old things because they
bring back sweet memories.
___ You can also give old things away to people in
need.
√
√
√
1b
Listen and check√the facts you hear.
Let's do
This is a really
old book.
Yes, I’ve had it
for seven years.
I’ve read it
three times.
Why are you
selling it
Because I don’t
read it anymore.
How much is it
You can have
it for 75 cents.
1c
Practice the conversation. Then make conversations about other things in the picture above.
old things
Let's practise
Let's practise
How long have you had
I've had it for . /
I've had it since .
Why are you selling it
Because I don’t it anymore.
How much is it
You can have it for yuan.
两人一组对话练习
Let's think
What's the difference
How long have you had this…
(1)for +
(2)since +
(3)since +
时间段
时间段 + ago
从句/过去时间点
I've had the bike for 3 years.
I've had the bike since 3 years ago.
I've had the bike since I was a child.
现在完成时
since ＆ for
Summary
含义
①过去发生或已完成的动作对现在的影响
②表示过去经历的事
现在完成时Unit8-10
③过去发生的动作持续到现在，还 可能延续到将来
how long，常对时间段提问，答语常用
“for＋时间段”、“since＋过去的时间点/从句”
或“since＋时间段＋ago”。
Exercises
1. Hurry up, Mom! The film ______ for about ten
minutes.
A. begins B. began C. has begun D. has been on
2. —How many English words ______ so far, Jenny
—About 5,000.
A. did you learn B. do you learn
C. have you learned D. will you learn
一、单项选择。
Exercises
1. Paul has worked in the bank for ten years. (改为同义句)
Paul has worked in the bank____ ____ ____ ____.
2. Susan has been a volunteer in the hospital for
three years. (对画线部分提问)
_____ _______ has Susan been a volunteer in the
hospital
since ten years ago
How long
二、句型转换，每空一词。

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