1. 教学目标
1. 功能
(1)能够听懂描述有关物品归属的对话。
(2)能够在听读信息输入中获取相关信息,并掌握情态动词must, could, might, can\\'t表推测的用法。
2. 常用词汇和短语
whose; truck; rabbit; valuable; belong to; at the picnic; attend a concert; pick up
3. 学习策略
正确运用情态动词进行推断,同时能根据相关信息预测、推断事情。
2. 教学重点/难点
must表示推测 “可能性”时,语气很强,较有把握,而could和might表示把握性不大的推测,意为“可能、也许”, might的可能性比could更小。
3. 教学用具
4. 标签
教学过程
Step 1 Listening (1b)
Prelistening activities
1. Look at P57 and P58, and put the following sentences into Chinese orally.
(1)—Whose book is this?
—It must be Mary's. J.K. Rowling is her favorite writer.
(2)That toy truck must belong to Jane's little brother.
(3)Here is a hair band, so the person can't be a boy.
(4)But then the schoolbag could belong to Rita.
(5)She's always forgetting things.
(6)Then it must be Linda's schoolbag.
2. Put the following sentences into English orally, and then write them down without looking at the text.
(1)它一定是卡拉的。
(2)这本杂志一定是邓文的。
(3)它可能是梅的发带。
(4)要不然这个发带或许是琳达的。
(5)她在野餐,不是吗?
[设计意图:检查学生的预习情况,先英语后汉语,由简到难,逐步掌握重点句型。]
3. Warming up and leading in
The teacher shows a picture first. And then show the others one by one.
A: Whose school uniform is this?
B: Zhang Hao's?
A: I don't think so. It might be Tong Yao's. Let's ask her. Tong Yao, is this your school uniform?
C: No, it's not mine. Is it Zhang Ping's?
A: Let's ask her. Zhang Ping, is this your school uniform?
D: No, it isn't.
A: So it's not Zhang Ping's school uniform. And it can't be Wang Qian's. Because she doesn't wear it. Then whose school uniform is it?
E: Is it Xu jinmeng's?
A: Yes, it doesn't belong to Zhang Ping, Zhang Hao or Tong Yao. So it must be Xu Jinmeng's. He washes his clothes every week, so his uniform is the cleanest.
Whose dog is this?
It might/could be________.
It must be Jane's.
Whose ________ is this?
It might/could be________.
It must be Grace's.
Whose ________ is this?
It might/could be ________.
It can't be ________.
It must be________.
[设计意图:教师出示一些图片,并且先做一个示范,剩下的让学生自己根据所给的图片来回答问题。这既调动了学生的兴趣,又引入了新的语言知识。]
4. Have a competition(1a)
The teacher divides the students into several groups, and then encourages the students to say the things as many as possible.
[设计意图:这一环节采用竞赛的方式,看看哪一组说出的事物最多,教师给予适当的表扬。这一活动能调动学生积极性,使其能在小组活动中积极与他人合作,相互帮助,共同完成学习任务, 尽情享受学习的乐趣。]
Whilelistening activities
1. Listen for the general idea of 1b.(听对话,了解大意)
Look at the picture. What are they talking about? Let's listen and choose the best answer to the question.
The general idea of the conversation is about__________.
A. the picnic
B. hobbies
C. whose the things are
[答案] C
2. Listen for the specific ideas of 1b.(再听对话,掌握关键信息)
Listen and match each person with a thing and find the reasons.
Person Thing Reason
Jane's little brother (1)________ (2)________
Mary (3)________ (4)________
Carla (5)________ (6)________
Deng Wen (7)________ (8)________
Grace (9)________ (10)________
Check the answers with the students. If they can't tell the teacher the answers, the teacher should play the tape again for them to get the answers.
[答案] (1)toy truck (2)He was the only little kid at the picnic. (3)book
(4)J.K. Rowling is her favorite writer. (5)volleyball (6)She loves volleyball.
(7)magazine (8)He loves rabbits.(9)CD (10)She always listens to pop music.
[设计意图:着重对听力各个环节的处理,让学生每听一遍录音都有任务要完成,任务由易到难,由大意到细节,督促学生集中精力。]
Postlistening activities
1. Listen and repeat. Let the students listen to the tape and repeat after listening to get their pronunciations right.
2. Practice the conversation in the picture. Then make conversations using the information in 1b. e. g.
A: Whose…is this?
B: It must be……is her favorite…
Step 2 Listening (2a-2b)
Prelistening activities
T: Bob and Anna found a schoolbag at the park. Listen and write down the things in the schoolbag.?
Whilelistening activities
1. Listening for the general idea of 2a.(听对话,了解大意)
The general idea of the conversation is about __________.
A. the Tshirt
B. the hair band
C. the owner of the schoolbag
2. Listening for the specific ideas of 2a. (听对话,掌握关键信息点)
Listen and write down the things in the schoolbag.
Things in the schoolbag
(1)Tshirt
(2)__________________
(3)__________________
Check the answers in the whole class.
3. Listen again and fill in the blanks.
(1) The person __________ go to our school.
(2) The person __________ be a boy.
(3) It __________ be Mei's hair band.
(4) The hair band __________ belong to Linda.
(5) It __________ be Linda's schoolbag.
[答案] 1.C 2.(2)hair band (3)tennis balls 3.(1)must (2)can't
(3)could (4)might (5)must
Postlistening activities
1. Listen and repeat.
2. Make conversations using the information in 2a and 2b.
Step 3 Roleplay (2d)
1. Ask the students to read 2d quickly, and then answer:
What can't Linda find?
2. Students read it carefully and answer the following questions:
(1)What did Linda do yesterday?
(2)What's in her schoolbag?
(3)Where might her schoolbag be?
3. Ask the students to practice it for 2 minutes and then ask some pairs to roleplay the conversation.
[答案] 1.Linda can't find her schoolbag.
2.(1)She attended a concert.
(2)Some books, her pink hair band and some tennis balls.
(3)It might still be at the park.
[设计意图:本部分的内容重在培养学生的口头表达能力,同时通过大声朗读、阅读、回答问题、表演对话等多种训练方式,引导学生更好地内化语言知识。]
Step 4 Inquiry into knowledge by translation
【观察】
翻译下列句子。
1. It must belong to Carla._____________________________
2. It must be Carla's._________________________________
3. The person must go to our school.______________________________
4. The hair band might/could belong to Linda.____________________
5. The person can't be a boy. ___________________________________
6. It can't be stolen.______________________________
7. I think somebody must have picked it up._________________________
【探究】
1. 由第1-3句可知“_________+ 动词原形”表示对现在的情况进行推测或判断,用于_________句中,语气十分肯定, 意为“_____________________”。
2. 由第4句可知“___________+动词原形”表示对现在的情况进行推测或判断,用于________句中,语气不肯定,意为“_____________________”。
3. 由第5、6 句可知“________+动词原形”表示对现在的情况进行否定推测或判断,用于_________句中,语气十分肯定,意为“____________________”。
4. 由第7句可知“________________”表示对过去发生的事进行有把握的推测或判断,意为“____________________”。
5. 由第1、2句可知该句型中belong to 与be 的用法不同:____________后加名词或代词____________格;be 后加名词____________或____________。
[答案]
【观察】
1. 它一定是卡拉的。
2. 它一定是卡拉的。
3. 这个人一定是在我们学校上学。
4. 这个发带或许是琳达的。
5. 这个人一定不是个男孩。
6. 它一定没被偷。
7. 我认为一定有人把它捡起来了。
【探究】
1.must; 肯定; 一定、肯定
2.might/could; 肯定; 或许、可能
3.can't; 否定; 一定不
4.must have done; 一定已经做了某事
5.belong to;宾;所有格;名词性物主代词
[设计意图:“翻译探究”的主要目的是变老师讲解语言知识为学生自学语言知识。学生个人不懂某个问题时可以以小组形式互助,若仍旧不明白,老师再讲解。这就是先学后教,以学定教。]
Step 5 Summary
Words and phrases:
whose, truck, rabbit, belong to, at the picnic, attend a concert, pick up
Sentences:
(1)It must belong to Carla.
(2)The hair band might/could belong to Linda.
(3)The person can't be a boy.
(4)I think somebody must have picked it up.
Grammar:
情态动词must, might, could, can't的用法与区别。
[设计意图:启发学生自己总结,以此培养学生的归纳能力,进一步巩固本课所学的重要内容。]
Step 6 The endofclass test
Ⅰ. 根据句意及首字母提示补全单词。
1.—W________ book is this?
—It must be Mary's.
2. Her parents went to Shanghai to a________ a meeting last week.
3. What food shall we bring for the p________ tomorrow?
4. There is something v_________ in the bag, so you must be very careful with it.
5. R________ are lovely animals. I would like to have one as a pet.
Ⅱ. 翻译下列句子。
1. 这本书一定是玛丽的。
________________________________________________________________________
2. 这个足球一定不是鲍勃的。
________________________________________________________________________
3. 这件T恤衫可能是辛迪的。
________________________________________________________________________
4. 他们可能还在公园吗?
________________________________________________________________________
5. 教室很干净,因此学生们一定打扫过了。
________________________________________________________________________
[答案] Ⅰ.1.Whose 2.attend 3.picnic 4.valuable 5.Rabbits
Ⅱ.1.The book must be Mary's.
2.The football can't belong to Bob.
3.The Tshirt might/could be Cindy's.
4.Might they still be at the park?
5.The classroom is clean, so the students must have cleaned it.
[设计意图:当堂检测题是针对本节课所学内容进行的形成性评价,这样既能使学生巩固本节课所学知识,又能让老师了解到学生本堂课真实的学习情况,并对错误较多的知识点进行巩固强化。]
Step 7 Homework
You must:
1. Recite the dialogue in 2d of Section A.
2. Preview Section A (3a-4c)
If you can:
Collect some things that belong to your classmates and mix them up. Then using the target language “It must be… It might/could be… It can't be…”
[设计意图:不同学生的英语程度是不同的,学生可以根据自己的实际情况来做作业。对于英语程度好些的学生除了完成必做的作业之外,还可以对他们提出更高的要求,不断提高他们的英语水平,让学生在学习英语的过程中体验到快乐。]
课堂小结
情态动词表推测巧记乐记口诀:must句中表推测,表示某事会必定;might, could来推测,语气不如must;否定推测“不可能”, 只有can’t才能行。
课后习题
一、根据句意及首字母提示完成单词。
1.W_______ book is this? It must be Mary’s.
2.Her parents went to Shanghai to a________ a meeting last week.
3.What food shall we bring for the p________ tomorrow?
4.There is something v_________ in the bag ,so you must be very careful with it.
5.R________are lovely animals .I would like to have one as a pet.
二、翻译下列句子。
1. 这本书一定是玛丽的。_________________________
2.足球一定不是鲍勃的。__________________________
3.体恤衫可能是辛迪的。__________________________
4. 他们可能还在公园吗?________________________
5.教室很干净,学生们一定打扫过了。____________________________________