Grammar and usage(1): Modal verbs: general introductionppt配套教案板书设计

M4 U2 Grammar and usage---Modal Verbs Teaching aims:

1.

Get to know about the Modal verbs with different functions. 2.

Help students compare similar modal verbs. 3.

Learn to use modal verbs with exercises.

Teaching Important Points: 1.Develop the students’ ability of using modal verbs. 2.How to make students master the usage of modal verbs.

Teaching Difficult Points: Develop the students’

ability of using modal verbs and how to make students master the usage of modal verbs.

Teaching Methods: Explanation and exercise

Teaching Aids: 1.

The multimedia 2.

The blackboard

Teaching Procedures: Step 1: Lead-in: read the sentences and underline the modal verbs 1．

Now, many of us can speak English quite well, but a few years ago, we couldn’t.

2．

My brother is able to dive under water for 10 minutes. 3．

You should respect your parents. 4．

I have to finish the work before 7 o’clock.

5．

You must work hard to achieve your life goal. 6．

Shall we carry the books for you? 7．

You needn’t do that if you don’t want to.

8．

The little girl dare not go out alone at night. 9．

Will he pay for me?

Step 2: 学一学：

体会下列各情态动词的用法

一、Can/ could/ be able to 1.

He can play basketball very well.

2.

Can I use your pen?

3.

Could you give me a piece of paper?

4．

Man can not live without air.

5.

Can

this be true? 用法总结：

1.can表示_________

2..请求许可

__________语气更委婉

3.推测/可能性(通常只用于_______ 和

________)

1

6.My brother can play table tennis. 7.He was able to swim across the river before the ship sank. 表示“能够”之意时，

can

强调_________________________________;

be able to 强调_______________________________. 1.He didn’t agree with me at first, but I __________

persuade him. (was able to; could)

2.She _______sing when she was young.

(was able to; could)

二、shall/should 1. What shall we do now? 2. You shall get a gift from me if you can solve this problem. 3. You shall not pass the examination if you don’t work hard.

4. He shall be punished. 5. You should go to class right away. 用法总结：shall表示________________________________________________ __________________________________________________________________ 三、must/have to 1. You must wear your school uniform. 2.You have worked hard all day. You must be tired.

3．My brother was very ill, so I had to call the doctor in the middle of the night. 用法总结：must 表示1. ______ 2. 推测“_____”

have to 表示_______. 当表示“必须”时，must 与

have to的区别是：

must表示_________________，

have to 强调__________，可译为“________”

4 . 特别注意：

You don’t have to tell him about it.

You mustn’t tell him about it.

mustn’t 意为____________________ don’t have to 意为_________

---Must I finish my homework today?

--- Yes, you

must

. / No, you needn't / don't have to.

四、will/ would

1. I will never do that again.

2.

Every day he will sit there doing nothing.

3. Will you help me with my work?

4. Would you mind opening the window?

5. When he was young, he would take a walk along the river every morning.

用法总结：will表示1._________________2.____________

3. _______________________________

would表示1.提出请求（比will更委婉）

2.___________________

五、may/ might

2

1. What is the weather like in Changsha?

---It may be sunny.

2. What is the weather going to be like in Guang Zhou?

---It might have strong wind.

3.May I come in?

4.May you succeed!

用法总结：may/might表示

1.

推测

“________”,_______ 语气更加委婉

2. 请求允许“________”

3. 用于祈使句中表示祝愿（用倒装结构）

Step 3 Practice and summary练习和总结

动词原形接后面，说话语气较委婉。can “能力”may“许可”，must“责任”或“义务”。

否定回答needn’t换，“需要”need, dare“敢”。should"应该"，would"愿"，have to"被迫"表客观。

Step 4 Homework

3