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(共18张PPT)
It has been raining cats and dogs since yesterday.
Name:Jay
Hobby:writing songs
He has been writing songs since 1995.
He has been writing songs for 11 years.
1995
Job:singer
He started writing songs in 1995. He does this now.
Name:Liu Xiang
1997
He has been singing since 1997.
He has been singing for 9 years.
Hobby:singing
He started singing in 1997. He sings sometimes now.
Jack likes cooking. He is cooking now.
He started to do this 4 hours ago.
Jack ___________________ for 4 hours.
has been cooking
My brother drives. He started to this in 1988.
My brother ______________ since 1988.
has been driving
Xiao Xin swims every day.
He began to swim when he was 3 years old.
Xiao Xin ______________________ since he was 3 years old.
has been swimming
Peter is painting.
She started two hours ago.
Peter _______________ since two hours ago.
has been painting
(一) 时态--- 现在完成进行时
have / has是助动词
been是be的过去分词
表示从过去开始一直持续到现在的动作，
并有可能持续下去．
构成形式：
have / has been + V- ing
Task 1: conclusion 总结
当我们谈论动作从过去某一时间开始一直延续到现在, 并且有可能持续下去时，我们常常用以下句型来表示:
for +一段时间
have / has been + doing sth + since +过去的时间点
since + 一段时间+ ago
since + 从句 (一般过去时)
eg.
I have been swimming for 3 years.
She has been skating since nine o’clock.
现在完成进行时
现在完成进行时:have/ has been+doing.表示动作持续了多久．并仍在进行中,常与 for, since等词连用.
过去时: did(动词过去式). 表示过去发生的事,常与表示过去的时间状语连用.
e.g.
1. I watched TV for three hours.
2. I have been watching TV for three hours.
我看了三小时的电视.（我现在没有看电视了）
我看了三小时的电视．（我现在仍然在看电视）
用for和since填空
They have been learning Chinese _____
they came to China.
2. I haven’t seen her _____ a long time.
3. He has been living here _____ 2001.
4. She has been doing her homework ____
two hours.
5. It’s 5 years _____ we left school.
6. – How long has Mary been a teacher
– _____ two years ago.
since
for
since
for
since
Since
How long has Yao Ming been playing basketball
1980:be born
1989 ~now: basketball player
He started playing basketball in 1989.
He has been playing basketball since 1989.
He has been playing basketball for 17 years.
He has been playing basketball since he was 9 years old.
Task 2: Guessing game: Who is he
1954:be born
1961~now: act
He has been acting for 45 years.
How long has Jackie Chan been acting
He has been acting since he was 7 years old.
He has been acting since 1961.
He started acting in 1961.
A: How long has Li Ying’ai been cooking
Task 3: Pair work
B: She has been cooking since 1997.
cooking
since 1997
for 9 years
reading
since 1983
for 23 years
drawing
since 1995
for 11 years
for 9 years.
learning English
since 1987
for 19 years
eating ice creams
since 1975
for 31 years
smoking
since 1986
for 20 years
A: How long has … been …
B: He has been … since …
for …

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