2019新人教高中英语必修三
Unit5 The Value of Money
Discovering Useful Structures公开课教案
Teaching aims:
1. Enable students to master the usages of model verbs and identify the different functions of model verbs.
2. Enable students to use model verbs to express proper meanings in conversations and master the usages 全顺商旅房车of the past future tense.
3. Guide students to use the past future tense freely to talk about future events or intentions in the past.
Teaching key points:
1. Lead students to understand the usages and functions of model verbs in real contexts.
2. Enlighten students to use model verbs to make conversations.
3. Instruct students to use the past future tense properly.
Teaching difficult points:
1.How to choose suitable model verbs to express yourself and talk about situations in the past using the past future tense.
Teaching procedures:
StepⅠLead-in
Model verbs have many functions,including the following 1-4.Let students find out the北京限号2021年3月最新限号 sentences including model verbs from Reading and Thinking part.
1.possibility:
2.obligation:
3.request:
4.advice:
Sum up:Model Verbs:
Suggested answers:
1.possibility:Well,it may seem lucky to you but not to me
2.obligation:Now,if you’ll excuse me,I ought to be on my way. 
3.request:Would you step inside a moment,please
Would you please come in
May we ask what you’re doing in this country and what your plans are
If you don’t mind,may I ask you how much money you have
4.advice:Oh,no,you’d better not open it. 
Sum up:Model Verbs:can,could,will,would,may,might,shall,should,ought to,had better,must,have to,dare,need 
StepⅡMaster the usage of model verbs
Activity 1 Underline the model verbs in the sentences below.What functions do the model verbscanandcouldhave?
1.He can/could play the piano and violin.     
2.Can/Could I go to school now?     
3.My wallet was gone.I could only have left it on the G9 bus,which was now speeding in the dark to some unknown station.     
4.As a driver,you can never be too careful.     
5.How can you be so careless!     
Suggested answers:
1.can/could 表能力。
2.Can/Could 表请求或许可,couldcan语气更委婉。
3.could 表可能性。
4.can 习惯搭配。
5.can 表惊讶语气。
Activity 2 Underline the model verbs in the sentences below.What functions do the model verbswillandwouldhave?
1.I will/would do everything in my power to help you.     
2.Will/Would you please open the door for me?     
3.Fish will die without water.     
4.On summer evenings,they would sit outside,chatting.     
Suggested answers:
1.will/would 表示愿望、意愿、意志或决心,意为“将,要”。
2.Will/Would表示征求意见或提出请求,用于主语是第二人称的疑问句中,wouldwill 语气委婉。
3.will 表示必然趋势或固有属性,意为“就会;老是;总是”。
4.would 表示习惯性动作will指现在的一种习惯,would指过去的习惯。
Activity 3 Underline the model verbs in the sentences below.What functions do the model verbsmayandmighthave?
1.May/Might I go to the supermarket?     
2.The light is on.He may be at home.     
3.May you succeed!     
4.In that case,we may/might as well try.     
Suggested answers:
1.May/Might 在疑问句中,表示请求或许可。mightmay语气更委婉。
2.may 表示推测时,只用于陈述句,表示对现在或将来要发生的动作把握不大。might 可用于指过去的行为或者表示的可能性更小。
3.May 表示祝愿。
4.may/might 特殊结构。may/might 神州租车上市as well 不妨……
Activity 4 Underline the model verbs in the sentences below.What functions do the model verbsshall,should,ought toandhad betterhave?
1.We should respect the old people.     
2.Shall I wait for you at the gate?     
3.I can’t believe that he should fail in the exam.     
4.You shall have the book when雪佛兰科迈罗改装 I finish reading.     
5.You shall be 长城越野车2021新款图片价格punished if you break the rules.     
6.As a student,we ought to be strict with ourselves in everything we do.     
7.There ought to be enough space for all of us.     
8.You had better stay in the open when an earthquake happens.     
Suggested answers:
1.should 表示义务、责任、劝告、建议等,意为“应该;应当”。
2.Shall 用于主语是第一、三人称的疑问句中,表示说话者征求对方意见或向对方请示。
3.should 表示惊奇、遗憾等感情,意为“竟然”。
4-5.shall 用于主语是第二、三人称的陈述句中,表示命令、威胁、警告、允诺等。
6.ought to 表示义务和需要。和should 用法基本相同。 
7.ought to 表示可能性和推测。 
8.had better 表示提建议。 
Activity 5 Underline the model verbs in the sentences below.What functions do the model verbsmustand国产轿车 “have tohave?
1.We must study hard.     
2.The ground is wet.It must have rained last night.     
3.You mustn’t park your car here.     
4.Must you play the piano at midnight?     
5.There must be something wrong with the computer.