人教版高中英语必修4 Unit 2 Working the land Grammar v-ing作主语和宾语课件 （共19张）

课件19张PPT。Unit 2 Working the land
Grammar I. Warming Up
Have you ever seen these signs?Parking, spitting, littering, smoking-ing formsII. Discovering Find and underline the sentences in the passage that use –ing forms.
Example:
Since then, finding ways to grow more rice has been his life goal. (paragraph 2)Discovering2. Choose the sentences that use –ing forms either as the subject or the object. As the subject
Since then, finding ways to grow more rice has been his life goal.
As the object
III. As the subject1. What have you discovered?
Compare the –ing form with a noun
and a verb. V + -ing formIt can have its own object or/and adverbial.It can be used as the subject.As the subject1) To him, swimming is much fun.
2) Walking in step is not easy.
3) It’s no use complaining.
4) It’s no good worrying about it.
5) It’s difficult finding your way around here?
6) Would you mind my opening the window?
7) Not having been trained as a dancer is my one regret.
2. Look at these sentences and explore more.As the subject3. Do Exercise 2 on page 13.IV. As the object1) As a young man, he saw the great need for increasing the rice output.
2) Dr Yuan searched for a way to increase rice harvests without expanding the area of the fields.
3) He enjoys listening to violin music, playing mah-jong, swimming and reading.
4) Dr Yuan awoke from his dream with the hope of producing a kind of rice that could feed more people.
Read the sentences from the text and try to find
some rules.It can be used as the object both of verb and preposition.As the object2. Look at the following sentences. What have you found?
1) He suggested doing it in a different way.
2) The president tried to avoid answering
the reporter’s questions.
3) I admit having read your letter.
4) Mom agreed to lend me some money.
5) Jack pretended not to see me when he passed.
6) My friend offered to help when I was in trouble. As the objectVerbs with –ing form as their object:admit, advise, allow, appreciate, avoid, complete, consider, delay, deny, enjoy, escape, finish, imagine, keep, mind, miss, postpone, practise, quit, suggest, stop, can’t stand, can’t help, be worthVerbs with the infinitive as their object:afford, agree, arrange, choose, decide, hope, expect, offer, plan, promise, determine, demand, manage, fail, prepare, refuse, pretend, seem
As the object3. Compare the three pairs of sentences.
I forgot mailing your letter.
I forgot to mail your letter.
Being early may means wasting time.
You really mean to go?
He tried working out the problem another way.
He tried to open the back door with the key.
Different meaningsAs the object Other verbs
remember, regret, need, want, go on, etc.
You need to take more exercise.
The batteries in that toy need changing.
The teacher went on to talk about –ing form after a short break.
The headteacher went on talking for one hour.As the object4. Compare the three pairs of sentences.
I’d like to have a cup of coffee.
I like reading novels very much.
I prefer to take the next train.
I prefer going to work by bus.
Oh, I hate to leave you tomorrow.
I hate lying and cheating.
Slightly different meaningA future actionA general caseAs the object5. Compare the three pairs of sentences.
It has started to snow.
It has started snowing.
The band began to play.
The band began playing.
They continued to meet regularly.
They continued meeting regularly.Same meaningAs the object6. Do Exercise 4 on page 13.V. Summary-ing form
-ing form as the subject

-ing form as the objectSummaryFill in the blanks with the verbs given in their proper form.
I used to like to go to our local cinema. It was old and rather uncomfortable, but it had character. Now they’ve stopped ____
(show) films there. The owner would have liked to go on ______ (run) the cinema, but to do that he needed ________ (make) a lot of improvements, which meant ______ (spend) tens of thousands of pounds. I remember _______ (watch) the last film at the cinema. It was a murder mystery. Five minutes from the end, when we were trying ________(work) out who the murderer was when all the lights suddenly went out and the film stopped. We sat in the dark for a few minutes, and then the owner appeared with a torch. “I regret _____ (tell) you,” he said, “that we’ve had a power cut. I’m sorry _________ (disappoint) you, but I’m afraid we can’t show you the end of the film. We’ve tried _______ (phone) the electricity company, but they say they can’t help.” He went on _________ (explain) how the film ended. Despite this, I don’t regret ________ (go) to the cinema on its last evening. showingrunningto makespendingwatchingto workto tellto disappointphoningto explaingoingVI. HomeworkDo Exercises 1 and 2 on page 50.
Read the following quotations and proverbs. Then underline the -ing form used as subject or object. Try to translate them into Chinese. Homework1) Constant dripping wears away a stone.
2) Saying and doing are two different things.
3) Writing is nothing more than a guided dream.
4) Doing is better than saying.
5) There are three rules for writing the novel. Unfortunately, no one knows what they are.
6) Writing a book of poetry is like dropping a rose petal down the Grand Canyon and waiting for the echo.
7) Writing ought to be like running through a field.
8) Doing easily what others find difficult is talent; doing what others think is impossible is genius.
9) Learning makes a good man better, and an ill man worse.
10) He who is ashamed of being curious is ashamed of learning.