(共17张PPT)
______you ever _______somebody so much ?
It makes you cry.
______you ever ________something so bad?
You can’t sleep at night.
______you ever _______to find the words?
But they don’t come out right.
Have you ever, have you ever
______you ever _______in love, been in love so bad?
You’d do anything to make them understand.
______you ever ________someone steal your heart away?
You’d given anything to make them feel the same.
have/has +done(过去分词）
Have
loved
Have
needed
Have
tried
Have
been
Have
had
现在完成时态
过去分词？
过去分词构成
1.直接加-ed。如：play-played
2.以字母e结尾的直接加d 。如：name-named
3.以辅音字母加y结尾的，变y为i加ed。
如：carry-carried
4.重读闭音节且末尾只有一个辅音字母，双写这个辅音字母再加-ed。如：stop-stopped
现在完成时的构成
肯定式：have/has + 动词的过去分词.
疑问式：Have/Has + 主语 + 动词的过去分词?
否定式: have/has + not + 动词的过去分词.
回答：Yes, 主语 +have/has.
No, 主语+haven’t/hasn’t.
Compare
She had her breakfast just now.
She is not hungry now.
She has just had her breakfast.
have-had-had
She did her homework yesterday.
She doesn’t need to do her homework now.
She has already done her homework.
do-did-done
现在完成时用来表示过去发生或已完成的动作或状态对现在造成的影响或结果,也就是说,动作或状态发生在过去但它的影响现在还存在.
Compare
He began to be interested in playing computer games when he was born.
(He is still interested in it now.)
He has been interested in playing computer games for 12 years.
12 years old
be-was/were-been
He has been interested in playing computer games
since 12 years ago.
1.for+时间段
2.since+ 时间点(起点)
3.since＋一段时间＋ago＝for＋时间段
4.since+从句(常用一般过去时)
表示过去已经开始，持续到现在的动作或状态，也可以表示实质可能继续下去的动作或状态。通常和 for（段时间）, since（点时间） 引导的时间状语连用.以及 so far, by now, these days, in the last ten years 等连用。
用for和since填空。
______three hours
______three o’clock
______two days
______yesterday afternoon
______I came here
______last Sunday
_______a week
_______a long time
_______1997
______two weeks
_______three years ago
_______ last month
for
since
for
since
since
since
for
for
since
for
since
since
例句
① I have never heard of that before.
② Have you ever ridden a horse?
③ She has already finished the work.
④ Have you milked the cow yet?
Yes, I have done that already.
⑤ I’ve just finished my homework.
⑥ He has not come yet.
肯定句：
否定句:
already, ever, just, before, so far
never, yet
疑问句:
ever, yet
since
for
+时间点 （since 2014）
+时间段 （for 4 years)
Use the words in brackets to
complete the conversations.
1. A: Would you like something to drink?
B: No, thanks. ______________________.
(just/drink some tea)
2. A: I heard you lost your key.
___________________? (find)
B: No, not yet.
I’ve just drunk some tea
Have you found it yet
4a
3. A: Do you know when Tom is leaving?
B: _________________. (already/leave)
A: When ___________? (leave)
B: This morning.
4. A: Is your sister going to the movies
with us tonight?
B: No. __________________________.
(already/see the film)
He has already left
did he leave
She has already seen the film
5. A: What do your parents think about
our plan?
B: I ___________________. (not / tell
them / yet)
haven’t told them yet
4b
Sally _________ (love) reading. In the morning, she reads the newspaper and in the evening she reads books. She ______ already ______ (read) more than 100 different books! Her favorite kind of books is science fiction. She is interested in science and technology and loves to imagine what the world _______ (be) like in 50 years.
loves
has
read
will be
She _______ (finish) reading a book about robots last week and _________ (write) a book report about it next week for her French class. Every time she is in the library, Sally looks at the many books she _____________ (not read) yet and she can’t wait to read them!
finished
will write
hasn’t read
