Unit 10 I've had this bike for three years. SectionA GF~4c 课件 人教版英语八年级下册

(共20张PPT)
Unit 10
I’ve have this bike for three years.
SectionA GF-4c
Learning Objectives
1.To learn the present perfect tense with for and since
2.To be able to use the present perfect tense with for and since properly
用适当形式填空。
My children are (grow) up fast. My daughter is 16 and my boy is already in junior high school. As they get (big), our house seems to get smaller, So we want to sell some of our things in a yard sale and give the money a children's home.
We have already (clear) out a lot of things from our bedrooms.We have decided to each sell five (thing) that we no longer use. My son was quite sad at (one). Although he has not played with his old toys a long time, he still wanted to keep
growing
bigger
to
cleared
things
first
for
them. For example, he has owned a train and railway set since his fourth birthday, and he played with it almost every week until he was about seven. And he did not want to lose his toy monkey, either. He slept next to the monkey every night when he (be)a child. My daughter was more (understand), although she also felt sad to part with certain toys.
As for me, I did not want to give up (I)football shirts, but, to be honest, I have not played for a while now. I am getting older, too!
was
understanding
my
Grammar Focus
1. 那边那辆自行车你骑了多久了？
__________ have you had that bike over there
2. 我已经骑了三年了。
I’ve had it ________________.
3. 他的儿子拥有火车和轨道多久了？
_________________________ the train and railway set
How long
for three years
How long has his son owned
4. 他从四岁生日时就有了。
He’s owned it _________________________.
5. 你踢过足球吗？
______________ played football
6. 是的，我小时候踢过。但是现在已经有好一阵没有踢过了。
Yes, I did when I was little, but I _____________ for a while now.
since his fourth birthday
Have you ever
haven’t played
现在完成时
1.现在完成时的“未完成用法”。
现在完成时表示动作或状态从过去某时开始，一直延续至今，还可能继续下去。这种用法称为“未完成用法”。此时常与for或since引导的时间状语(从句)连用。
1）现在完成时+ for +一段时间
2）现在完成时+ since +表示过去的时间点
3）现在完成时+since+从句
Fill for or since in the blanks.
1. I have owned the toy bear ____ more than six years.
2. He has worked as a policeman ____ ten years.
3. They have worked here ______ June.
4. She has studied English ______ she was five.
for
for
since
since
2.延续性动词与非延续性动词
(1)延续性动词表示经验、经历；
非延续性动词表示行为的结果。
非延续动词不能与表示一段时间的状语连用。有些非延续性动词可以用延续性动词替换并用在现在完成时中。
(2) 在现在完成时的句子中，若含有for或since引导的时间状语，则句中谓语一定要用延续性动词。非延续性动词转换为延续性动词的方法有：
第一类：短暂性动词 be+形容词或副词
die finish
open/close
fall ill/asleep
marry sb/get married to
begin (start) (开始)
go there (去哪里)
come back (回来)
come here (来这里)
be dead
be over
be open/closed
be ill/asleep
be married to
be on
be there
be back
be here
第二类：短暂性动词 be+介词
start/begin
leave
join
be on
be away
be in/be a member of
第三类：短暂性动词 另一个动词
buy borrow
become put on
have
keep
be
wear
判断哪个是现在完成时的问句？
A. How long has Mary left
How long has Mary been away
B. How long has he borrowed the book
How long has he kept the book
C. Judy has come back since Monday.
Judy has been back since Monday.
D. Tony has bought the computer for two years.
Tony has had the computer for two years.
4a
Rewrite the sentences using for or since.
Jim is in Japan. He arrived there three days ago.
2. They are very hungry. Their last meal was ten hours ago.
3. I have a camera. I bought it in 2009.
4. I know Anna. I first met her three years ago.
5. Linda is ill. She became ill on Monday.
Jim has been in Japan for three days.
They have not eaten for ten hours.
I have had a camera since 2009.
I have known Anna for three years.
Linda has been ill since Monday.
arrive in+大地点
arrive at+小地点
here,there,home地点副词不加介词
buy的过去式
buy sb. sth.
buy sth. for sb.
具体时间用介词on
4b
Fill in the blanks with the correct forms of the verbs in brackets.
I _______________ (never be) to the water park before. I want to ___________ (go) next month before the weather gets too cold.
2. They _________________ (never own) any pets, but they ____________________ (always want) to have a dog.
have never been
go
have never owned
have always wanted
3. We _____________ (have) a piano since last November. We ____________ (buy) it from the Li family when they moved to the US last year.
4. Cathy and Amy ________________________ (not be) back to their hometown for two years. They ____________ (miss) their hometown a lot and hope to visit the place next year.
have had
bought
have not been/haven’t been
miss
5. This museum _____________ (be) here for over 20 years. It _____________ (be) one of the oldest buildings in this small town.　　
has been
is
move to+地点 搬去某地
4c
Fill in the questions and ask two students. Then complete the chart.
1. Do you have a(n) _______ How long have you had it
2. Do you own a(n) _______ How long have you owned it
Students Things How long
Tony favorite book for two years
basketball since he was 10 years old
Student 1
Student 2
Exercises
1. 根据上句完成下句，使两句意思相同或相近，每空一词。
1. My mother bought the bread maker two years ago.
My mother _______ _______ the bread maker _______ two years.
2. Li Hua left China three weeks ago.
Li Hua _______ _______ _______ _______ China _______ three weeks.
has had for
has been away from
for
3. Lucy started to learn Chinese last year.
_______ _______ _______ one year _______ Lucy started to learn Chinese.
4. They arrived at the railway station ten minutes ago.
They _______ _______ _______ the railway station _______ ten minutes.
5. Jack and Alice have been married for 15 years.
Jack _______ _______ ________ _______ Alice _______ 20 years ago.
It has been since
have been in for
has been married to since
2. 根据句意，用never, ever, already, just, yet或for填空。
1. I have seen him before, so I have no idea about him.
2. Bob has finished his work.
3. Jack has taught in this school five years.
4. —Have you read the book
—No, I have read it.
5. —Has the bus left
—Yes, it has left.
never
already/just
since
ever
never
yet
already/just
Homework
Review Grammar.
Make a report according to Activity 4c.
Preview Section B 1a-1d.