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人教新目标版 八年级下册
Unit 8 Have you read Treasure Island yet
Section A Grammar Focus-4c
Learning objectives
Knowledge objectives:
1. 熟练掌握以下词汇和短语
fiction; science fiction; technology; French; think about; can't wait to do sth.; more than.
2. 熟练掌握以下句型
1. She is interested in science and technology and loves to imagine what the world will be like in 50 years.
2. She has already read more than 100 different books.
3. What books have you already read
Skill objectives:
1. 通过看图说话和对话创编，复习目标句型。
2. 通过翻译句子,观察并归纳现在完成时态的构成,过去分词的构成 ,现在完成时的两种用法,already和yet的用法区别, 通过观察比较，归纳一般过去时和现在完成时的区别。
3. 通过4a和4b练习，进一步巩固Grammar Focus的语法知识。
Cultural awareness objectives:
运用现在完成时谈论自己看过的最喜欢的书籍、电影或者歌曲，培养学生鉴赏美的能力，陶治思想情操。
Thinking quality objectives:
通过语法结构的学习,思考如何运用语法结构帮助我们提高英语的听、说、读、写的能力。
New words
fiction
science fiction
technology
French
n.小说
科幻小说(或影片等)
n.科技;工艺
n.法语
Read and repeat.
Warm up
Watch a video and try to find out the sentences about present perfect tense (现在完成时) .
Look and fill.
I __________(eat) an apple and it was delicious.
have eaten
eat→ate→eaten
I ________(wear) this shirt already today and I'm embarrassed.
have worn
wear→wore→worn
Look and fill.
I _________(make) cookies. Do you want some
have made
I __________(hear) this song before and I like it.
have heard
make→made→made
hear→heard→heard
Look and fill.
She __________(be) New York, but she was very young.
has been to
am/is/are→was/were→been
They _________(try) sushi, but I didn't like it.
have tried
try→tried→tried
Look and fill.
We __________(take) the bullet train. It was very fast.
have taken
He ________(meet) the Queen and it was an honor.
has met
take→took→taken
meet→met→met
Grammar focus
Grammar Focus
Observe this chart and let’s read the sentences.
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.
你已经读过《小妇人》了吗
是的,我读过。不，我没读过。
Tina已经读过《金银岛》了吗
是的,她读过。她认为它是极好的。
你已经决定选择写哪本书了吗
是的,我已经读完它了,它真好。
Grammar Focus
Grammar focus
Read the following sentences and find out the present perfect tense.
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.
1：现在完成时是如何形成的？
2：什么副词经常与现在完成词连用？
3：含现在完成时的句子如何构成一般疑问句？
1：现在完成时是如何形成的？
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.
have/has+过去分词
2：什么副词经常与现在完成词连用？？
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.
Already and yet.
3：含现在完成时的句子如何构成一般疑问句？
将助动词have/has放在主语之前。
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.
现在完成时态
现在完成时的用法。
past
now
future
I had lunch.
I’m not hungry now
I have already had lunch.
1、表示_____发生或已经完成的某一动作对_____造成的影响或结果。
过去
现在
2、表示动作或状态从_____某一时间开始，一直_____到_____,而且可能还要继续下去。
past
now
future
I lived here in 2018.
I still live here now.
I have lived here for three years.
过去
现在
持续
观察：Hello! My name is Amy. I like reading books. And, I have already finished reading Little Women. It’s very fantastic. I have not finished reading Treasure Island yet. I have many interesting books. Have you decided which book to read yet
① 肯定句：主语 + ___________ + __________ + 其他.
② 否定句：主语 + ___________ + __________ + 其他.
③ 一般疑问句：_________ + 主语 + _________ + 其他
肯定回答：_________, 主语 + ___________.
否定回答：_________, 主语 + ______________.
归纳：
have/has
过去分词
have/has not
Have/Has
过去分词
Yes
have/has
haven’t/hasn’t
过去分词
No
1.Has Amy read Little Women yet Yes, she has.
2.Has Amy read Treasre Island yet No, she hasn’t.
have not=haven’t
has not=hasn’t
现在完成时态的结构
already与yet在现在完成时中的用法
yet一般用于用于_____句中，意为“_____” ；也可以用于_____句中，意为“______”
观察: A: I have already finished my homework.
Have you finished your homework yet
B: No, I haven’t finished it yet.
总结: already和yet都可以作为现在完成时的标志词，但它们的用法不同。
already一般用于_____句中，意为“_____”, 通常放在________和_______之间。
如：我们已经打扫了教室。We have already cleaned up our classroom.
如: 你已经见过她了吗 公交车还没有到。
Have you seen her yet The bus hasn’t come yet.
肯定
已经
have/has
过去分词
疑问
已经
否定
还(没)
注意：already用于疑问句中，表示因某事的发生早于预料而感到吃惊。
如: Have you finished your homework already
过去分词的变化规则
1. 一般在动词词尾直接加ed。
pick → picked → picked
wish → wished → wished
stay → stayed → stayed
2. 以不发音的e结尾的动词后面加d。
like → liked → liked
hope → hoped → hoped
phone → phoned → phoned
3. 以“辅音字母 + y”结尾的动词，变y为i，再加-ed。
study → studied → studied
hurry → hurried → hurried
reply → replied → replied
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;
clap → clapped → clapped
plan→planned→planned
5. 不规则变化（此类称作不规则动词，有很多）
原形（不定式） 过去式 过去分词
be was/were been
have had had
choose chose chosen
put put put
run ran run
参看课本后（不规则动词表） 不规则变化需要总结
3. ABA格式(动词原形与过去分词同形)
run→ran→run
come→came→come
become→became→become
4. ABC格式(动词原形、过去式、过去分词均不同形)
bear→bore→born
break→broke→broken
grow→grew→grown
5. AAB格式(动词原形与过去式同形)
beat→beat→beaten
1. AAA格式(动词原形、过去式、过去分词同形)
let→let→ let
put→put→put
read→read→read
2. ABB格式(过去式与过去分词同形)
feel→felt→felt
keep→kept→kept
sleep→slept→slept
现在完成时与一般过去时的区别一
比较:1. A: What did you do last weekend
B: I saw a new movie.
2. A: Would you like to see the movie with me
B: Thanks for your inviting, but I have seen it already.
总结 一般过去时 现在完成时
1.用法不同
(只谈论上周末做的事情，不涉及现在)
(影响：因为已经看过了，所以现在不去看了)
只表示过去的动作或状态
(不涉及现在)
表示过去发生的事情对现在造成的影响或结果
(与现在有联系)
现在完成时与一般过去时的区别二
比较:1. Tom ___________ (sweep) the floor yesterday.
2. My family ___________ (go) to Beijing last year.
3. I ___________ (can ) ride a bike when I was 6 years old.
4. I ________________ (not finish) my homework yet.
5. He ___________ (work) in the city for eight years.
6.判断正误: I have visited my grandparents yesterday.
He has finished his work two days ago.
(注:现在完成时的不能与表示过去的时间状语连用)
swept
went
could
haven’t finished
has worked
总结 一般过去时 现在完成时
2.时间状语不同
already, yet, just, ever, never, so far, for+时间段，since+时间点\从句...
yesterday, last week, ...ago, in 1995，in the past, just now, when...
根据句意及所给提示填空。
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
4a
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
drink -drank-drunk
find-found-found
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)
He has already left
did he leave
She has already seen the film
have not/haven't told them yet
leave-left-left
tell-told-told
see-saw-seen
4b
Fill in the blanks with the correct forms of the words in brackets.
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.
fiction n. 小说
science fiction 科幻小说（或影片等）
n. 科技；工艺
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
n. 法语
can't wait to do sth.迫不及待做某事
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.
You Your friend Comments
Books I have already read
Movies I have already seen
Songs I have already heard
你觉得它们如何？
现在完成时
01含义: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。
03过去分词: 动词过去分词分为规则和不规则两类
02句型结构:
肯定: have/has+过去分词
否定: have/has+not+过去分词
疑问: Have/Has+sb.+过去分词+...
04时间状语: already和just常用于肯定句中，位于have/has与动词过去分词中间。而yet用于疑问句和否定句句末。
Summary
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
Homework
1. Review the grammar of unit 8.
2. Do the exercises in students’ book.
3. Preview the new words and phrases in Section B(1a-1d)
谢谢
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