外研版高中英语必修三

外研版高中英语必修三

Module 4 Sandstorms in Asia

语法课﹙2﹚

By王小林，来自武清区河西务中学

Part 1 教学设计

Teaching goals教学目标

1.Target language语言目标to be done

Grammar1. Infinitive: “to＋V”to be doing

to have been done

but＋to do

Grammar2.but + infinitive

but＋do

2．Ability goals能力目标

Make sure the learners are familiar with the form of these two grammars and master the function of them.

3. Learning ability goal学能目标

Help the learners find out and summarize the function of Infinitive using Deductive ＆ Inductive methods.

4. Teaching Important and difficult points教学重难点

Enable the learners to understand and master the function of Infinitive, especially its variations and how to help students use them accurately.

5. Teaching methods教学方法

Task—based approach

Deductive ＆ inductive method

6. Teaching Aids教具

A computer and projector

Such real subjects as books / chalk etc.

Teaching procedures教学步骤

StepⅠ.Greetings

Greet the students as usual

StepⅡ.Explanation and practice

A. (lead-in)

T：Class, correct the mistakes in these sentences on the screen.(Teacher shows the following sentences on the screen)

Example: People couldn’t to breathe when they went outside.

1. There is still a lot to have be done about traffic.

2. we should to recycle rubbish, not burn it.

3. We need develop better public transport in cities.]

4. The wind is strong enough blow the sand across the Pacific Ocean.

⒌Some countries are trying save the forests.

S1: …

S2: …

S3: …

S4: …

…

Suggested answers:

1. There is still a lot to be done about traffic.

2. we should recycle rubbish, not burn it.

3. We need to develop better publish transport in cities.

4. The wind is strong enough to blow the sand across the Pacific Ocean.

5. Some countries are trying to save the forest.

T: Class, seen from the sentences above, what does the underlined parts refer to?

Ss: The Infinitive.

T: What is the structure of the Infinitive? (Ask students to look at the screen and think it over)

Ss: The basic structure of the Infinitive is "to+v”

B. (begin to study the Grammar part)

T: Good ,class, look at the screen and think about the sentence s—what are the functions of the Infinitive

①To see is to believe.

②Your job is to wash dishes.

③He asked his students to listen to him carefully in class.

④It is wise to give up something.

S1: …

S2: …

S3: …

S4: …

…

Suggested answers:

①The Infinitive (to+v )→subject(主语)

②The Infinitive (to +v)→predicative（表语）

③The Infinitive (to +v)→object complement（宾语补足语）

④The Infinitive (to +v)→subject（主语）

T: Quite right. (Teacher shows the following on the screen)

a. subject

The Infinitive can be used as b. Predicative

c. object complement

㈠Practice.(Fill in the blanks with the correct form of the Verbs in the bracket.)

①It’s right______(give) up smoking.

②I’d like the problem ________(discuss)the next meeting.

③She will tell you which bus________(take).

④I often hear him______(sing)the song.

Suggested answers:

①to give②to be discussed③to take④sing

T: In fact, there are some other main usages of the Infinitive in addition to the usage above.

d. The Infinitive→Object (宾语)

E.g. ①He wanted to go.

②He promised to give me a chance.

③I find it interesting to work with him.

④It has no choice but to lie down and sleep.

⑤They didn’t open their mouths except to complain.

e. The Infinitive→Attributive（定语）

E.g.①He is a man to depend on.

②He is looking for a room to live in.

Adverbial of purpose(目的状语)

E.g. she got off the train to see a friend.

f. The Infinitive →

Adverbial of result(结果状语)

E.g. He hurried to the school to find nobody there.

㈡