Unit 8 Have you read Treasure Island yet?Grammar focus-4c课件 (共23张PPT)

(共23张PPT)
R·八年级下册
Unit 8
Have you read Treasure Island yet
Section A Grammar focus-4c
到达岛上
带回来很多东西
丢失某人的性命
放弃
等待
砍树
带着枪外出
arrive on the island
bring back many things
lose one’s life
give up
wait for
cut down trees
go out with a gun
Review
a few weeks ago
not long after that
run towards my house
help sb. (to) do sth.
live with sb.
8. 捕杀动物和鸟作为食物
9. 学习种水果和蔬菜
kill animals and birds for food
learn to grow fruit and vegetables
10. 几个星期以前
11. 在那之后不久
12. 朝我的房子跑去
13. 帮助某人做某事
14. 和某人一起住
Have you read Little Women yet Yes, I have. / No, I haven’t.
Has Tina read Treasure Island yet Yes, she has. She thinks it’s fantastic.
Have you decided which book to write about yet Yes, I have. I’ve already finished reading it. It was really good.
Grammar Focus
现在完成时
1定义：表示过去发生或已经完成的某一动作对现在造成的影响或结果。
常与 already, yet, just刚刚, never从不, ever曾经, before以前, so far到目前为止等词连用。
I’ve already finished reading it.
Have you read Little Women yet
例
句
I’ve bought two apples.
2定义：表示从过去的某一时间开始，一直持续到现在的动作或状态。
动词常是延续性动词，be, stay, study, wait, keep, have等。
I have studied in this school for two years.
She has waited here for an hour.
现在完成时的构成
肯定句: 主语+have/has +过去分词+其他
否定句: 主语+haven’t/hasn’t + 过去分词+其他
一般疑问句：Have/Has +主语+ 过去分词+ …
肯定答语: Yes, 主语+ have/has.
否定答语: No, 主语+ haven’t/hasn’t.
特殊疑问： 特疑+have/has+主语+过去分词+其他？
搭配for,since引导表示时间段的状语，
for+时间段 for three years
since作介词，since+时间点，since +时间段+ago
since 2008, since two years ago.
since作连词，引导一个一般过去时的时间状语从句
We have known each other since we went to college.
already “已经”，肯定句。一般置于助动词have/has后，v.-ed 之前，但也可以放在句末。
just “刚刚”，肯定句。一般置于助动词have/has之，v.-ed 之前。
yet 1“已经”，疑问句。
2“还，仍然”，否定句和疑问句
I have already read Little Women.
I have just finished my homework.
Have you read Little Women yet
I haven’t seen the film yet.
1. He ____ not ______ (begin) to work ____.
2. I ____________ (finish) my homework _______.
3. We have ____ heard of her marriage.
4. I __________________ (solve) this problem.
5. ________________ (finish) your homework ____
6. I have _____ finished lunch.
yet
already
just
begun
has
have finished
have already solved
yet
Have you finished
just
根据句意及所给提示填空。
句型转换
1. He has already had breakfast. (改为否定句)
He ______ ____ breakfast ___.
2. I have done my homework already. (改为一般疑问句)
_____ _____ done your homework ____
3. The old man has lived here for forty years.(对画线部
分提问)
____ _____ ____ the old man _____ here
hasn’t had yet
Have you
How long has
lived
yet
Use the words in brackets to complete the conversations.
4a
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
3. A: Do you know when Tom is leaving
B: ___________________. (already/leave)
A: When _____________ (leave)
B: This morning.
He has already left
did he leave
4. A: Is your sister going to the movies with us tonight
B: No. ____________________________.
(already/ see the film)
5. A: What do your parents think about our plan
B: I ___________________. (not/ tell them/yet)
haven’t told them yet
She has already seen the film
Fill in the blanks with the correct forms of the words in brackets.
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
loves
has
read
technology and loves to imagine what the world ______ (be) like in 50 years. 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
write
hasn’t read
can’t wait to do sth. “迫不及待地做某事”
will be
will
technological科技的
想象
Complete the chart with information about you and a friend.
4c
What books have
you already read
I’ve already read
Tom Sawyer and
Harry Potter.
What do you
think of them
Well, I think Harry
Potter was exciting,
but Tom Sawyer
was a bit boring.
You Your friend Comments
Books I have already read
Movies I have already seen
Songs I have already heard
一般过去时与现在完成时
对比思维导图
1. My friends have already come back from the museum.
My friends ______ _____ _____from the museum______
2. Linda’s father has seen the film.
______ Linda’s father _______ the film
haven’t come back
yet
Has
seen
3. Has Tom cleaned his room (肯定回答)
______ _____ _____
4. Has Mrs. Smith written the report (否定回答)
______ _____ _____
Yes, he has
No, she hasn’t