人教版八年级下册Unit 8 Have you read Treasure Island yet?Section A Grammar-4c(共25张PPT)

(共25张PPT)
Section A (3a-3c)
Unit 8 Have you read Treasure Island yet
Revision
Fill in the blanks according to the Chinese meaning.
1. — 你读过《小妇人》吗？— 我读过。/我没读过。
— _____ you _______ Little Women yet
— Yes, I ______. / No, I ________.
Have
2. —Tina 读过《金银岛》吗？
— 她读了。她认为它棒极了。
— ______ Tina ______ Treasure Island yet
— Yes, _____ _____. She thinks it’s ________.
Has read
she has
read
have
haven’t
fantastic
3. — 你已经决定写哪本书了吗？
— 我已经决定了。我已经读完了它。它真的很棒。
— _____ you _______ which book ____ _____
_______ yet
— Yes, I have. I’ve _______ ________ reading it. It
was really good.
Have
decided
to write
already finished
about
Grammar
Try to find out more examples in Grammar Focus.
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.
Try to find out grammar points!
现在完成时的含义：
表示过去某一时间发生的动作或存在的状态对现在造成的结果和影响，或从过去某一时间开始一直持续到现在并有可能还会持续下去的动作或状态。
现在完成时的句式结构：
（助动词）have / has+过去分词
现在完成时（Ⅰ）
2025
learning
8 years
have learned English
2012
started learning English
I started learning English in 2012.
I am learning English these days.
I have learned English for 8 years.
（一般过去时）
（现在进行时）
（现在完成时）
肯定式：
主语+have / has+过去分词+其他.
例：他以前读过这本书。
He has read this book before.
否定式：
主语+haven’t /hasn’t+过去分词+其他.
例：我还没清理干净房间。
I haven’t cleaned out the room.
疑问式：
Have/Has+主语+过去分词+其他？
例：你洗衣服了吗？
Have you washed the clothes
肯定回答：Yes, 主语+have/has.
否定回答：No, 主语+haven’t/hasn’t.
现在完成时标志词
常和 just（刚刚），already（已经），yet（还，仍然），ever（曾经），
never（从未），before（以前），so far（到目前为止）等连用。
意为“已经”，用于肯定句，可放在助动词之后，过去分词之前，也可以放在句末。
already
yet
疑问句中表“已经”，用在否定句中表“还”，常放在句末。
Have you found your lost pen yet
No, I haven’t found it yet.
I have already watched the TV play.
我已经看过这部电影了。
1. 一般在动词词尾直接加ed。
finish → finished → finished
2. 以不发音的e结尾的动词后面加d。
like → liked → liked
3. 以“辅音字母+y”结尾的动词, 变y为i, 再加-ed.
study → studied → studied
4. 词尾只有一个辅音字母的重读闭音节动词，要双写辅音字母，再加-ed。
stop → stopped → stopped
过去分词规则变化：
现在完成时与一般过去时的区别
1. 现在完成时
用法：表示过去发生的动作对现在造成的影响，侧重于现在的情况。
时间状语：常和already, yet, just, ever, never, before,
since, for等连用。
2. 一般过去时
用法：表示过去某个时间发生的动作或存在的状态，与现在无关。
时间状语：常和yesterday, last week, just now, in 2012, two days ago等具体的表示过去的时间状语连用。
He ate lunch just now.
过去吃的，现在饿不饿不知道。
He has already eaten lunch .
过去吃过了，现在还饱着，不用再吃了。
一、用括号内所给单词的适当形式填空。
1. This novel is very interesting. My brother _________
(read) it three times.
2. Yesterday Mom _____ (give) me some money to buy
a dictionary.
3. Our school life ___________ (change) a lot since 2017.
We have more activities now.
4. He sent me a few messages, but I ______________
(not reply) yet as I don’t know what to say.
has read
gave
has changed
haven’t replied
即时演练
1. —Have you seen the hot film Wandering Earth _____
—Yes, I have. _________ wonderful science fiction
movie it is!
A. yet; How a B. already; How
C. yet; What a D. already; What
2. —The book is popular. _____ you _____ it yet
—Yes, I have.
A. Are; reading B. Were; reading
C. Have; read D. Will; read
二、单项选择。
4. We _________ each other since I came to Beijing,
but we send emails very often.
A. don’t see B. didn’t see
C. won’t see D. haven’t seen
3. —When will you give the novel back to me
—Sorry, I ________ it. How about Friday
A. didn’t finish B. won’t finish
C. haven’t finished D. don’t finish
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
Use the words in brackets to complete the conversations.
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)
5. A: What do your parents think about our plan
B: I ____________________. (not/tell them/yet)
She has already seen the film
have not told them yet
He has already left
did he leave
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. 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!
has
loves
确认时间标志，用对时态结构！
4b
Fill in the blanks with the correct forms of the words in brackets.
read
will be
finished
will write
has not read
can’t wait to do sth
迫不及待地去做某事
4c
Complete the chart with information about you and a friend.
A: What books have you already read
B: I’ve already read Tom Sawyer and Harry
Potter.
A: What do you think of them
B: Well, I think Harry Potter was exciting,
but Tom Sawyer was a bit boring.
Experiences You Your friend Comments
Books I have already read
Movies I have already seen
Songs I have already heard
Let’s report
I’ve already read the book _________. I think it’s __________. My friend __________ has read a book called _____________. He/ She thinks it’s ________ and he/she…
Exercises
一、单项选择。
1.— It's ten years since we came here.
— How time flies! We _____ in China for so long.
A. work B. worked C. will work D. have worked
2.Today, all the erhu masters play and praise Erquan Yingyue. It _____ one of China's national treasures.
A.becomes B. became C. has become D. become
3.Miss Brown, we _____ cleaning our classroom. Can we go home now
A. finish B. finishing C. are finished D. have finished
D
C
D
4.— Your new watch is so nice! When did you buy it
— In April. I ______ it for two months.
A. have had B. had C. have bought D. bought
5.— Has your sister finished reading ________
— Yes. She has________ finished.
A. yet; yet B. yet; already
C. already; yet D. already; already
A
B
二、用括号中所给单词的适当形式填空。
1.She __________(not read) the book yet.
2.________ you ________(decide) which book to buy yet
3.Tom won't go to the cinema with us because he ________ already ________ (see) the film.
4.David hasn't ________(finish) ________(read) Harry Potter yet.
5.We ________ just ________(clean) the classroom.
6.I ________(lend) my bike to her yesterday, but she ____________ (not give) it back to me yet.
hasn't read
Have
has
seen
finished
have
cleaned
decided
reading
lent
hasn't given
三、按要求改写句子，每空一词。
1.She has already written the music. (改为一般疑问句)
________ she written the music _______
2.They studied English 2 years ago. (用 since two years ago 改写)
They ______ ________ English since two years ago.
3.Has Tom helped his parents yet (作出肯定回答)
_______, _____ _______.
Has
yet
have studied
Yes he has
4.The three students have been together for 3 hours. (对画线部分提问)
___________ ____________ have the three students been together
5.She has already gone to England. (改为否定句)
She _____________ gone to England _____________.
6.He hasn't come to school because he's ill. (对画线部分提问)
_____________ _____________ he come to school
How long
hasn't
Why hasn't
yet