高中英语教学设计案例
高中英语教学案例分析 Book 6 Unit 2 Poems I.Teaching Contents 教学内容
Unit 16 Scientists at Work (SEFC Book 1B)Reading: Franklin’s Famous Kite Experiment (全日制普通中学教科书(必修)人教版高三英语(下)第二单元《诗歌》的语法部分情态动词的用法) 授课班级： 高三
2 授课时间：2013年6月2日
II.Design of Teaching Objectives 教学目标设计（三维目标） 1.Knowledge objectives 知识目标
Enable the students to know about the way to expre poibility and improbability(让学生学会表达可能性与不可能性。) (1) Enable Ss to master the usage of “may”, “might”, and “likely”.(2)Help Ss learn how to use modal verbs “may” and “might” to expre conjecture 2.Ability objective能力目标
Communicate with Ss by expreing their poibility and improbability .(用表达可能性与不可能性和同学交流。) 3.Affective objectives 情感价值目标
(1)After Learning the paage, the students are expected to expre conjecture.（通过本节课的学习，让学生在遇到不情愿的情景时，能够正确表达意愿。）
(2)Enable the students to expre their ideas bravely.(让学生勇敢表达自己意愿。) III.Teaching Important Points(教学重点)
1.Explain how to use modal verbs to talk about something which happened in the past—perhaps..(解释怎样用动词谈论过去曾经发生的事情。) 2.Explain how to use modal verbs to talk about something which happened at present—perhaps..(解释怎样使用情态动词描述现在可能发生的事情。) IV.Teaching Difficult Points(教学难点)
Understand the following phrases.(正确理解下面词组的区别。) may have done
might have done
must have done V.Teaching Methods(教学方法)
1.Task-based method to make students interested in what they will learn.(任务型教学法) 2.The questioning method.(提问法) 3.The working system method.(作业法) VI.Teaching Aids:(教学辅助手段) 1.A blackboard (黑板) 2.A projector and a computer for multimedia (投影仪、多媒体) VII.Teaching procedures (教学程序) Step I Lead in (5minutes)(引入，5分钟)
教师活动：Ask Ss to work in groups and discu the question in Activity 1 of Grammar on page 57.Then give them the right answer.学生活动：Answer the teacher’s questions 设计目的：激发学生的学习兴趣，让学生主动参与。
Step II Explanation(15minutes)(说明，15分钟)
教师活动：Explain how to use modal verbs to talk about something which happened in the past—perhaps.
(1) 对过去的事情进行猜测，但把握较小时，肯定形式一般用may have done，否定形式一般用may not have done。如：
He may have gone back home, because he didn’t say he would take part in her birthday party.He may not have paid for the bill, because he had lost his job.(2) 对过去的事情进行猜测，但把握更小时，肯定形式一般用might have done，否定形式用might not have done。如：
They helped send her bat to the hospital; otherwise, she thought, the baby might have died.She might not have left home when I got to school.
(3) 对过去的事情进行猜测，并且可能性较大时，肯定形式一般用must have done，否定形式一般用can’t have done。如：
Your score is the highest; you must have studied very hard.
You can’t have seen her in her office last Friday; she’s been out of town for two weeks.学生活动：配合老师，掌握may have done， might have done ，must have done的区别 设计意图：（1）激活学生已有的信息，使学生具备摄入新知识的心理定势。 （2）激发学生的学习兴趣。
Step III.Practice(10minutes)(练习，10分钟)
选用can, could, may, must, shall, should, will, would, can’t, mustn’t, needn’t或have to填空 教师活动：教师用投影仪展示出下面问题：
1.There is air around us, thought we ________ see it.2.Your mother is getting better and better.You _______ worry about her.3.You _______ play football in the busy street.4.“_______ it be true ?.” “Yes.It _______ be true indeed.” 5.Tom _______ come to the party tonight, but I’m not sure.6._______ you please fetch me some water for me? 7.Young trees ________ be planted in spring.8.“Must we hand in our exercise books today?” “Yes, you ______.” “No, you ________.”
9.“May I take this magazine out of the reading-room?”
“Yes, you _______.” “No, you _______.”
10.Please speak a little louder so that I _______ hear you.学生活动：选测填空。
设计意图：考察学生对情态动词may,might,must用法的掌握。 参考答案：
Could needn’t can’t
can must
may
would
must
have to needn’t
can
can’t
can
2.multiple-choice question (10minutes)(选择题，10分钟) (1)教师活动：教师用投影仪展示出下面问题，要求小组讨论：
1.If you are not careful in the street, a car ______ hit you.
A.can
B.may
C.would
D.must 2.–May I watch TV now, mum?
-No, you _____.You _____ do your homework first.A.don’t; must
B.don’t; can’t
C.can’t; must
D.can’t; can 3.–Mr.John, we must hand in our work today, ______?
-No, you ______.But you must bring it to school tomorrow.A.needn’t we; mustn’t
B.mustn’t we; needn’t C.mustn’t you; mustn’t
D.needn’t we; needn’t
4.He isn’t in the school.I think he ______ be ill. A.can B.shall C.must 5.Children ______ play on the road or in the street.It is dangerous.A.may not
B.mustn’t
C.couldn’t
D.needn’t
6.Even the top students in our cla can’t work out this problem, so it _____be very difficult. A.may
B.must C.can D.need 7.–Can you ride a bike? -No, I _____.A.may not B.can’t C.needn’t D.mustn’t 8.–Must I return the book this morning?
-No, you _____.But you ______ return it before supper.A.needn’t; must
B.mustn’t; can C.mustn’t; may D.can’t; need 9.You ____ to go and see the doctor right now.
A.must
B.should
C.have
D.will 10.Don’t play with the knife.You ______ hurt yourself.
A.may B.should C.have to D.need 参考答案：1 A
2 B
3 C
4 B
5 D
6 A 7 B
8 D
9 C
10 C 学生活动：认真分小组讨论问题，然后向全班汇报。 设计意图：训练学生沟通合作能力。
(2)教师活动：把学生分成男女组，进行比赛，抢答形式。 1.What _____ I do for you, madam? A.may B.must
C.can D.will 2.You’re made the same mistake again.How _____ you be so carele! A.shall
B.may
C.can
D.must 3.Peter _____ come with us this afternoon, but he isn’t very sure yet.A.shall
B.may
C.can
D.must 4.Don’t worry! The news _____ be true.
A.may not
B.mustn’t
C.will not
D.needn’t 5.The traffic _____ stop when the lights are red in the street.A.can’t
B.don’t have to
C.mustn’t
D.must 6.–Look! It _____ be the new headmaster.-It _____ be him.He went to Beijing yesterday.A.can; mustn’t
B.can; can’t
C.must; can’t D.must; may 7.______ I close the window? It’s so cold here.A.Must
B.Will
C.Need
D.Shall 8.You ___ return the bike now.You can keep it till tomorrow if you like.A.can’t
B.mustn’t
C.needn’t
D.may not
9.You _____ yourself about money. A.needn’t worry B.needn’t to worry C.don’t need worry D.needn’t be worry
10.Many people want to see you._____ they wait here or outside? A.Do
B.Will
C.Need
D.Shall 11.____ I ask your name, please? A.Will B.Shall C.May D.Must 12.You _____ do it even if you don’t want to.
A.can’t
B.mustn’t
C.have to
D.needn’t 13.I _____ like someone to take me to the museum.A.will
B.would
C.shall
D.need 14.Look, what you have done! You _____ more careful.A.may be B.had to C.should be D.should 学生活动：分男女小组进行抢答回答老师提问问题。 设计意图：训练学生正当的竞争意识。
Step IV Supplements（10minutes）(补充，10分钟)
教师活动：Explain how to use modal verbs to talk about something which happened at present—perhaps.
用来表猜测的情态动词有：must, can, may等，但它们所表示可能性是不同的。
(1) 对现在的事情进行猜测，并且可能性较大时，肯定形式一般用must加动词原形，此时，must不再表示“必须”，而是表示“肯定”；否定形式一般用can’t加动词原形，此时，
can不再表示“能够”，而是表示“肯定不„„”。如：
I saw him go out just now.He can’t be in his own room.
It must be Linda in the claroom, because she is on duty today.
(2) 对现在的事情进行猜测，但把握较小时，肯定形式一般用may加动词原形，此时，may不再表示“可以”，而是表示“可能”；否定形式一般用may not加动词原形。如：
He may tell the truth to his father.She may not angry because she is good-tempered.(3) 对现在的事情进行猜测，但把握更小时，肯定形式一般用might加动词原形；否定形式一般用might not加动词原形。如：
She might not be angry because she usually is very patient.He might be at home now, but I’m not sure.(4) 情态动词+动词现在进行时，表示对现在或将来正在进行的情况进行推测。如： At this moment, our teacher must be correcting our exam papers. Doctor Wang isn’t here.He might be giving a lecture in the hall.(5) 情态动词+动词的现在完成进行时，表示对过去正在发生事情的推测。如： Your mother must have been looking for you.
The light was on the whole night.He may have been doing his homework all the time.学生活动：学生认真听讲，做笔记。 设计意图：增加学生的知识储备。
Step V
Consolidation (5minutes)(总结，5分钟)
Ask Ss to translate the following sentences.
(1) 他们也许错过了那班飞机。
(2) 快点！他们正在机场等我们。
(3) Tom是个诚实的孩子。他今晚可能会把真相告诉他父亲。
(4) 他五年前来看过我，他也许不费劲就能找到我的住处。 Step VI Homework (2minutes）（作业，4分钟) 1.Ask Ss to review Grammar.2.Ask Ss to finish Grammar exercises in the Workbook pages 97~98. 设计意图：①帮助学生进行课堂反思，自己学到了些什么知识； ②学生收集课文中没有解决的问题，以便课后进一步讨论。
