Unit10 I've had this bike for three years. 现在完成时表示延续性动作用法 课件 (共10张PPT)

(共10张PPT)
人教版八年级下
Unit 10 I have had this bike for three years.
难点名称： 现在完成时表示延续性动作用法
amusement park
zoo
Have you ever been to a yard sale
What is a yard sale
What to sell
____________________________________
old things that we don’t use anymore
Today I'm going to have a yard sale, do you want to join me
How long have you had your bike
bought the bike now
________|_______________________________|__________
2014 6 years 2020
I have had the bike for 6 years.
for+一段时间 “持续多长时间”
I bought this bike in 2014.
I still have this bike now.
短暂性动词
延续性动词
buy
have
Let me introduce my things on sale.
How long have you had your soccer ball
bought the soccer ball now
________|_______________________________|__________
2018 2 years 2020
I have had this soccer ball for 2 years.
since+时间点
“自…以后; 从…以来”
for+一段时间 “持续多长时间”
I have had this soccer ball 2018.
I have had this soccer ball 2 years ago.
since
since
________|_______________________________|__________
2008 12 years 2020
How long have you had your toy bear
bought the toy bear now
I have had this toy bear since 2008.
I have had this toy bear since 12 years ago.
I have had this soccer ball since I was little.
I have had this toy bear for 12 years.
用since或for填空
1. Amy has had her favorite bike_____ three years.
2. Lucy’s mother has been away_____ she
was ten.
3. We have been here _____ last year.
4. Mark’s brother has been in the army _____ half a year ago.
since
for
since
since
Practice
. 时间状语:
summary
1. for +一段时间 e.g: for 8 years
2. since +过去的时间点 e.g: since 1999\ last spring
3. since + 一段时间+ ago e.g: since 23 years ago
4. since + 从句（一般过去时态）
e.g:Since I came here four weeks ago.
Thank you for listening!