(共20张PPT)
Unit8
Have you read
Treasure Island yet
Section A GF-4c
Hello,everyone. I’m LiHua. I like spending time with my family on weekends. I have done something for my family.
I have cleaned all the rooms.
Now, the rooms are clean.
I have made some delicious food for mom.
So mom can enjoy the food now.
I have finished all my homework.
So I can relax now.
表示过去发生或已经完成的动作对现在造成的影响或结果。
现在完成时的用法
past
I had breakfast.
I'm not hungry now.
present
I have already had breakfast.
（早餐过去吃的，现在不饿。）
表示过去发生或已经完成的动作对现在造成的影响或结果。
现在完成时的用法
past
I saw the film Little women.
I know it very well now.
present
I have seen the film Little women.
（《小妇人》这部电影看过了，现在了解了它的内容。）
Grammar Focus
现在完成时的构成
Have you read Little Women yet Yes, I have. / No, I haven’t.
I haven’t read Little Women yet
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.肯定句: 主语+have/has + v.-ed+其他
2.否定句: 主语+haven’t/hasn’t + v.-ed+其他
3.一般疑问句：Have/Has +主语+ v.-ed+ …
肯定答语: Yes, 主格代词+ have/has.
否定答语: No, 主格代词+ haven’t/hasn’t.
have not = haven’t
has not = hasn’t
Have you read Little Women yet Yes, I have. / No, I haven’t.
I haven’t read Little Women yet.
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
What adverbs are often used with the present perfect tense
Already and yet.
现在完成时的时间标志
意思 句型 位置
already
yet
have/has之后，过去分词之前;也可置于句尾
置于句尾
已经
已经
还（没）
肯定句
疑问句
否定句
recently
最近
before
以前
ever
曾经
never
从不
just
刚刚
so far
到目前为止
Mary has worked hard at math recently.
Mary has recently worked hard at math .
Have you seen the girl before
Have you ever read Little Women
I have never read Little Women.
He has just finished reading Little Women.
I have only planted 100 trees so far.
I have read Robinson Crusoe twice.
twice/…
两次、几次
More adverbs of time 更多的时间标志词
already/recently 一般置于助动词have/has之后，过去分词，但也可以放在句末。
just/ever/never一般置于助动词have/has之后，过去分词之前。
yet /before/twice(…)/so far在现在完成时句型中常置于句末。
时间标志词的位置
现在完成时 一般过去时
用法
时间 状语
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。
表示过去某个时候发生的动作或存在的状态，与现在无关。
常和already, yet, just, ever, never, before, recently, so far等连用。
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。
现在完成时VS一般过去时
E.g. Jim has already finished his work. （肯定句）
我们已经把教室打扫干净了。
我们还没把教室打扫干净。
你们已经把教室打扫干净了吗？
We ______ ______ ______ up our classroom.
We _______ _______ up our classroom _____.
_____ _____ _____ up your classroom _____
←（否定句）
Jim hasn’t finished his work yet.
←（一般疑问句）
Has Jim finished his work yet
举一反三
have already cleaned
haven’t cleaned
yet
Have you cleaned
yet
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
4a
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
Tip2. Pay attention to the clue words “adverbs of time "(时间状语)
Tip1.Read the context(上下文).
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
Use the words in brackets to
complete the conversations.
4a
Tip2. Pay attention to the clue words “adverbs of time "(时间状语)
Tip1.Read the context(上下文).
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 technology and loves to imagine
loves
has
read
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
hasn’t read
will be
will write
Tip: Underline the words that help you decide.
can’t wait to do sth. “迫不及待地做某事”
Complete the chart with information about you and a friend.
4c
What books have you already read
What movies have you already seen
What songs have you already heard
Complete the chart with information about you and a friend.
4c
What's it like
What do you think of
the book/movie/song
What is it about
Who is in the movie
Who sings the song
....
Report
I have read/seen/heard______, I think it’s______.S1 has read/seen/heard______, She/He thinks it’s______. S2…
Reading makes
a full man.
读书使人充实。单元课时导学案
课题 Unit 8 Have you read Treasure Island yet
课时 Section A Grammar---4c
学习目标 语言能力：1.学习并掌握现在完成时的用法、结构和时间标志。2.能够用现在完成时描述过去发生或完成的动作对现在造成的影响或结果。3.能够区分现在完成时和一般过去时,并实际运用于日常生活中。4.能掌握already和yet在现在完成时中的用法。学习能力：小组合作学习，梳理、归纳、总结语言现象及知识，运用所学知识，学会用现在完成时去谈论你所看过的书籍、电影或听过的歌曲等并进行适当的评价思维品质：学会小组合作，关心他人的团队精神。文化意识：学生能够主动与人探讨交流文学作品、歌曲、电影等发表自己的观点和看法。
学习过程 备注
一、学会独立思考、自觉先学1.复习P59页3a的短文，找出文中含有现在完成时的句子并翻译成中文，初步感知现在完成时在文中的用法。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________仔细观察并归纳：你能发现现在完成时句子中谓语动词的构成吗________+_________温故而知新：规则动词的过去分词和过去式变化规则一样，你能写出下列规则动词的过去分词并总结出规律吗？一般情况下加_____Visit________repair________watch________finish________move________live________love________like________stop________mop________shop________plan________study ________hurry________marry________carry________备注：-ed 的读音规则：① 在元音或浊辅音后读 [d]，如 tried [tra d]，lived [l vd]。② 在清辅音后读 [t]，如 worked [w kt]，stopped [st pt]。③ 在[t][d]后读[ d]，如 mended [mend d]，wanted [w nt d]。3.不规则动词的过去分词需特别记忆，见教材P136-P137.你能写出下列不规则动词的过去式和过去分词并记住吗？ drink ______ ______ see ______ ______ find ______ ______ read_____ ______ leave ______ ______ tell ______ ______ hear ______ ______同学们，独自学习的过程中，你还有什么问题或想知道的呢？请写下来。二、学会合作学习、踊跃展示（一）体验小组合作的乐趣，小组内先讨论解决独学过程中的任务和问题，交流讲解，组内解决不了的做好标记，同时写在小黑板上，可以请组外其他同学讲解。 （二）展示：每组派出一名同学展示预习成果，如有不确定的或者不会的，其他同学都可以主动解答、质疑或补充。（三）师生合作，探讨答疑。1.欣赏一首现在完成时的歌曲串烧，通过跟随老师PPT的学习，我们能总结出现在完成时的用法：I have cleaned all the rooms. Now, the rooms are clean.I have made some delicious food for mom. So mom can enjoy the food now. I have finished all my homework. So I can relax now.现在完成时表示_____发生的或已经完成的动作对______造成的影响或结果。2.Read Grammar Focus （读教材P60） and find the structure现在完成时的句子结构：肯定句: 主语+________/________ + ________+其他否定句: 主语+________/________ + ________+其他一般疑问句：________/________ +主语+________+ … 肯定答语: _______, 主格代词+________/________. 否定答语: _______, 主格代词+ ________/________.3.Read Grammar Focus （读教材P60）again and find what adverbs are often used with the present perfect tense （找出常和现在完成时连用的时间状语） ________和________常和现在完成时连用，already用于_________（意思是：_____） yet用于______（意思是：_____）/________（意思是：_____）它们在句子中的位置：already位于________________________ yet位于_____________________。Mary has worked hard at math recently. 现在完成时还常和下列时间状语连用______________________Mary has recently worked hard at math . _________________________________________________Have you seen the girl before I have never read Little Women. 仔细观察，你能总结出它们在句子的位置吗？He has just finished reading Little Women. __________________位于助动词have/has之后，过去分词之前。I have only planted 100 trees so far. __________________________________位于句尾。I have read Robinson Crusoe twice. ________________________________句中句尾皆可。4.小组探讨，你能发现现在完成时和一般过去时的区别吗？现在完成时一般过去时用法时间状语三．学会知识迁移、运用实践 思考并完成下列练习然后让学生上来展示。1.按要求变化句式并完成举一反三。Eg. Jim has already finished his work. （肯定句）_________________________________.（否定句）______________________________ （一般疑问句）举一反三我们已经把教室打扫干净了。We ______ ______ ______ up our classroom.我们还没把教室打扫干净。We _______ _______ up our classroom _____.你们已经把教室打扫干净了吗？______ ______ _______ up your classroom _____ 2.书上 P60 4a3.书上 P60 4b四、学会大胆质疑、自主探究 1.同学们,你还有什么疑问吗？请大胆质疑，其他同学大胆补充。2.书上 P60 4c.就小组成员成员所读过的书、看过的电影、听过的歌曲进行采访，然后给汇报。Have a report like this: I have read/seen/heard______, I think it’s______.S1 has read/seen/heard______, She/He thinks it’s______. S2…Proverbs Reading makes a full man. 读书使人充实。.学会归纳总结、自主评价2.What have you learned today in class or in group work And what problems do you still have （通过本节课，你在本课内容以及小组合作中收获了什么？你还有什么疑惑？）______________________________________________________________________________________________________________________________________________________请归纳总结本节课的内容。可以用你喜欢的任何方式。如：思维导图，知识树等。单元课时教案
课题 Unit 8 Have you read Treasure Island yet
课时 Section A Grammar Focus---4c
教学目标 语言能力：1.学生能够掌握现在完成时的用法、结构和时间标志。2.能够用现在完成时描述过去发生或完成的动作对现在造成的影响或结果。3.能够区分现在完成时和一般过去时,并实际运用于日常生活中。4.能掌握already和yet在现在完成时中的用法。学习能力：培养学生小组合作学习，梳理、归纳、总结语言现象及知识的能力，学生能用现在完成时去谈论所看过的书籍、电影或听过的歌曲等并进行适当的评价。思维品质：学会小组合作，关心他人的团队精神。文化意识：学生能够主动与人探讨交流文学作品、歌曲、电影等发表自己的观点和看法。
教学重点 1.学生能够掌握现在完成时的用法(一)、结构和时间标志。2.能够用现在完成时描述过去发生或完成的动作对现在造成的影响或结果。4.能掌握already和yet在现在完成时中的用法。
教学难点 能够区分现在完成时和一般过去时,并能准确地运用。
Procedure(教学过程)一、学会独立思考、自觉先学学生课前完成导学案的内容。T: 同学们，独自学习的过程中，你还有什么问题或想知道的呢？请写下来。学会合作学习、踊跃展示（一）体验小组合作的乐趣，小组内先讨论解决独学过程中的任务和问题，交流讲解，组内解决不了的做好标记，同时写在小黑板上，可以请组外其他同学讲解。 （二）展示：每组派出一名同学展示预习成果，如有不确定的或者不会的，其他同学都可以主动解答、质疑或补充。（三）师生合作，探讨答疑。Warming-upT: Let’s enjoy a song with Present Perfect Tense.(欣赏一首现在完成时的歌曲串烧)1.T:Look at the pictures and sum up the usage of Present Perfect Tense.1I have cleaned all the rooms. Now, the rooms are clean.I have made some delicious food for mom. So mom can enjoy the food now. I have finished all my homework. So I can relax now.现在完成时表示_____发生的或已经完成的动作对______造成的影响或结果。Group work2.Read Grammar Focus （读教材P60） and find the structure现在完成时的句子结构：肯定句: 主语+________/________ + ________+其他否定句: 主语+________/________ + ________+其他一般疑问句：________/________ +主语+________+ … 肯定答语: _______, 主格代词+________/________. 否定答语: _______, 主格代词+ ________/________.3.Read Grammar Focus （读教材P60）again and find what adverbs are often used with the present perfect tense （找出常和现在完成时连用的时间状语） ________和________常和现在完成时连用，already用于_________（意思是：_____） yet用于______（意思是：_____）/________（意思是：_____）它们在句子中的位置：already位于________________________ yet位于_____________________。T: Let’s look at more sentences with adverbs of time, you can find:Mary has worked hard at math recently. 现在完成时还常和下列时间状语连用______________________Mary has recently worked hard at math . _________________________________________________Have you seen the girl before I have never read Little Women. 仔细观察，你能总结出它们在句子的位置吗？He has just finished reading Little Women. __________________位于助动词have/has之后，过去分词之前。I have only planted 100 trees so far. __________________________________位于句尾。I have read Robinson Crusoe twice. ________________________________句中句尾皆可。Discuss with your group members , and try to find the differences between the following two tenses. 小组探讨，你能发现现在完成时和一般过去时的区别吗？现在完成时一般过去时用法时间状语邀请学生回答学会知识迁移、运用实践 Exercises (练习)T: Think and try to finish the following exercises, then I will ask some of you to share your answers with us. (思考并完成下列练习 然后让学生上来展示。)1.按要求变化句式并完成举一反三。Eg. Jim has already finished his work. （肯定句）_________________________________.（否定句）______________________________ （一般疑问句）举一反三我们已经把教室打扫干净了。We ______ ______ ______ up our classroom.我们还没把教室打扫干净。We _______ _______ up our classroom _____.你们已经把教室打扫干净了吗？______ ______ _______ up your classroom _____ 2.书上 P60 4a3.书上 P60 4b四、学会大胆质疑、自主探究 1.同学们,你还有什么疑问吗？请大胆质疑，其他同学大胆补充。2.书上 P60 4c.就小组成员成员所读过的书、看过的电影、听过的歌曲进行采访，然后给汇报。Have a report like this: I have read/seen/heard______, I think it’s______.S1 has read/seen/heard______, She/He thinks it’s______. S2…Proverbs Reading makes a full man. 读书使人充实。五、.学会归纳总结、自主评价What have you learned today in class or in group work And what problems do you still have （通过本节课，你在本课内容以及小组合作中收获了什么？你还有什么疑惑？）____________________________________________________________________________________请归纳总结本节课的内容。可以用你喜欢的任何方式。如：思维导图，知识树等。六．Homework(家庭作业)Summarize what we have learned in the class.七．Blackboard writing（板书）Unit 8 Have you read Treasure Island yet Section A Grammar Focus---4c现在完成时：用法 肯定句：句子结构 否定句： 一般疑问： 时间标志：八．Teaching reflection教学反思略
