动词ing形式做主语和宾语(课堂设计)

The -ing form as the Subject and the Object

教学设计

Contents 教学内容

Discovering useful structures(p.13); Using structures (p. 50)

Teaching goals 教学目标

1,Enable students to use the –ing form as subject and object

correctly and freely.

2.How to use the-ing form freely .Explaining , discussing and

practicing .

The importance and difficulties教学重点、难点

1. Inspire Ss to discover the differenxes.

2. Make Ss remenber the different predicate verbs.

课前导学

Discovering

The following sentences are from the text. There are some useful

structures in them . Let students translate them and pay attention to these

boldface words .

1,he cares little about spending the money on himself or leading a

comfortable life . (The Object)

2.He also doesn’t care about being famous. (The Object)

3.His other hobbies include playing mah-jong ,swimming and reading.

4.Wishing for things , however , costs noting .(The Object)

5.Since then ,finding ways to grow more rice has been his life goal .

(The Subject)

6.As a young man , he saw the great need for increasing the rice output .

(The Object)

7.Dr Yuan searched for a way to increase rice harvests without

expanding the area of the fields .(The Object)

8.Dr Yuan awoke from his dream with the hope of producing a kind of

rice that could feed more people .(The Object)

以学定教/展示激学 Teaching procedure

Step 1 Warming up

Have you ever seen these signs?

What about these sentences?

1. Saying is easy. Doing is difficult.

2. Seeing is believing.

3. Teaching is learning.

4. Lying is a bad habit.

5. Getting daily exercise is important.

6. Learning English needs persistence.

Step 2 As the Subject

Part 1 Pay attention to the following boldface words.

plaining doesn't solve problems.

2.Smoking causes a lot of health problems.

3.To him, swimming is much fun.

4.Talking mends no holes.

5.Raising children is a big responsibility.

6.Climbing the mountain in winter is dangerous.

7.Asking a woman's age is impolite in my country.

8.Riding with a drunken driver is a risk.

9.Working hard will produce good results.

10.Speaking in public is a challenge to a lot of people.

Summary:

The -ing form can be used as the subject.It can have its own object and adverbial. And the predicate verb is used singular form.

Part 2 Pay attention to it

(一)

1) It is a waste of time doing this.→

2) It is no use crying over spilt milk.→

3) It is no use complaining.→

4) It is no good worrying about it.→

5) It is difficult finding your way around here?→

Summary : It一是可以用It作形式主语；二是动词-ing形式可以有逻辑主语（即独立主格结构），三是可以有否定形式。

(二)

It is my duty helping her.→Helping her is my duty.

It is a pleasure working with you .→Working with you is a pleasure. Transform the sentences in (一 ) (ommitted)

Consolidation

A.

1.Losing (lose) someone you love is a painful experience.

2.Falling (fall) in love is easy. Staying(stay) in love is hard.

3.Eating (eat) to live is more meaningful than living (live) to eat.

4.Getting (get) married costs a lot. Getting (get) divorced costs much more.

5.Spending (spend) money is easier than making (make) money.

B.做课本练习2（p. 13）。巩固动词-ing形式作主语的用法。

Step 3 As the Object