Unit1Grammarandusage-完整精講版課件

1、Grammar and usageUnit 1Overview: infinitive, verb-ing and verb-edfitnessstrengthen*yoga*muscleparticipatedeep-breathingn. 健壯，健康；適合 vt. & vi. 增強；鞏固n. 瑜伽術(shù)n. 肌肉vi. 參加，參與adj. 深呼吸的Words Reviewpositivedrive away*negativeguaranteefoolishnessadj. 積極的；正面的；肯定的趕走；驅(qū)趕adj. 負面的，消極的；否定的；壞的，有害的vt. & n. 保證；擔保n. 愚蠢Wor

2、ds ReviewObjectivesTo learn more about how to use non-finite verbs in a sentenceTo learn the difference between the infinitive and the verb-ing used as the subject of a sentence To learn the difference in using the to infinitive, the verb-ing or the verb-ed when these non-finite verbs are used as th

3、e attributive or the object complement in a sentenceTo practise using non-finite verbs correctlyWatch and ObservePay attention to the circled words.V-ed作定語to infinitive作賓語補足語to infinitive作主語How to use them? What are their functions?Observe the sentences we have learned.1. Its hard to imagine how thi

4、s peaceful volcano destroyed the whole city! (U3, B3)2. To find a best friend is difficult. (U1, B5)3. Going to a British high school for one year was a very enjoyable and exciting experience for me. (U1, B1)4. Swimming is good for your health. (U1, B5)5. I think the scientific advances mentioned in

5、 your article are interesting. (U3, B5)Have A L kObserve the sentences from this unit.1. Laughing helps your body stay healthy and can even help you fight pain.2. The man performing on the stage is a famous comedian.3. You can expect to hear a lot more from Billy Crystal he has no plans to stop maki

6、ng films.4. We invite you to watch our performance tomorrow evening.5. They could only see him standing there moving his lips.6. After getting off the stage, the actor felt a great weight lifted from him.1. Its hard _ how this peaceful volcano destroyed the whole city! 2. _ a best friend is difficul

7、t. 3. _ to a British high school for one year was a very enjoyable and exciting experience for me.4. _ is good for your health. 5. I think the scientific advances _ in your article are interesting. Fill in the blanks with appropriate words.to imagineTo findGoinggo Ready?Swimmingmentioned1. _ helps y

8、our body stay healthy and can even help you fight pain.2. The man _ on the stage is a famous comedian.3. You can expect to hear a lot more from Billy Crystal he has no plans _ making films.4. We invite you _ our performance tomorrow evening.5. They could only see him _ there moving his lips.6. After

9、 getting off the stage, the actor felt a great weight _ from him.Sentences from this unit.Laughingperformingto stopto watchstanding lifteda. To stop the work now seems impossible.b. Driving a car during the evening rush hour is tiring.c. It is a pleasure to work with you.d. It was foolish of us to a

10、ct like that.e. It is no use crying at the moment.f. It is no good writing to him. He never writes back.語境展示Non-finite verbs can be used as:the subjecta. The problem being discussed has something to do with you.b. How I regretted the hours wasted in the woods and fields!c. We can see a lot of fallen

11、 leaves on the ground.d. The proposal to be discussed at tomorrows meeting is a very important one.e. The new running track will be unveiled this week.the attributivea. I cant get him to stop smoking. He wont listen to me.b. Mother warns us not to play in the street.c. I saw the naughty boy beating

12、the dog.d. The captain got the soldiers moving towards the destination after a short rest.e. Speak louder so that you can make yourself heard.f. He left the door unlocked when he went out.g. He had his house painted last summer.the object complement一、動詞不定式和V-ing可在句中用作主語1. 不定式作主語多表示具體的、一次性的動作；V-ing作主

13、語多表示經(jīng)常性的、習慣性的動作。To swim today is a good idea.Eating too much is bad for your health.注：當主語為不定式時，表語也用不定式；當主語為V-ing形式時，表語也用V-ing形式。如：Seeing is believing.To see is to believe.2. 不定式作主語時，常用it作形式主語，而將真正的主語后置。V-ing作主語時，也可以用it作形式主語，將真正的主語后置，it is后可接no use, no good, fun等名詞，也可接useless, nice等形容詞。It is a good h

14、abit to eat slowly.Its not much fun going to a party alone.It is useless arguing with him. He never listens to others.二、動詞不定式、V-ing和V-ed可在句中用作定語V-ing、V-ed和不定式在用作定語時， V-ing多表示正在進行的動作； V-ed多表示已完成的動作或被動的意義；動詞不定式多表示即將發(fā)生的動作。The building being built now will be a new school.The building built last year is

15、 a school.The building to be built next year will be a new school.三、動詞不定式、V-ing和V-ed可在句中用作補語在用作賓語補足語時，不定式與賓語的邏輯關(guān)系是主謂關(guān)系，表示動作將要發(fā)生；V-ing與賓語的邏輯關(guān)系是主謂關(guān)系，表示動作正在進行，尚未完成；V-ed與賓語的邏輯關(guān)系是動賓關(guān)系，表示動作已經(jīng)完成。I expect them to win the game.I found her listening to the radio when I came into the room.Have you heard this s

16、ong sung before?注： 一些感官動詞（如feel, hear, notice, see, watch等）和使役動詞（如have, leave等）后, 可跟不帶to的不定式或V-ing作賓補。跟不帶to的不定式表示事情的全過程，說明行為已發(fā)生；跟V-ing表示動作的一部分，說明動作正在進行，還未結(jié)束；跟V-ed表示被動或完成。如： Did you hear someone knocking at the door? (正在敲) Yes, I did. I heard him knock three times. (已敲過了)He found his wallet stolen.動詞

17、不定式、動詞-ing和動詞-ed都稱作非謂語動詞，可充當不同的句子成分。本課主要復習：1. 動詞不定式和動詞-ing形式在句中作 主語2. 非謂語動詞作定語3. 非謂語動詞作賓語補足語Time for reflectionI. Fill in the blanks with the correct forms of the verbs in brackets. 1. There are still many problems _ (solve) before we are ready for a long stay on the Moon. (2014北京)2. _ (ignore) the

18、difference between the two research findings will be one of the worst mistakes you make. (2015安徽)3. To return to the problem of water pollution, Id like you to look at a study _ (conduct) in Australia in 2012. (2016浙江)Ignoringto be solvedconducted 4. It is no use _ (ask) her. She doesnt know any mor

19、e than you do.5. The bridge _ (build) next year is very long.6. Mike wanted to find a _ (swim) pool near his house.7. The book _ (write) long ago is hard for us to understand today.8. _ (come) to Beijing by train from the city takes about three hours.askingto be builtswimmingwrittenComing1. _ (和他爭論

20、沒用). He never accepts others advice. 2. 半小時內(nèi)完成作業(yè)對我而言不是一件容易 的事。 3. Deng Yaping was _ _ (首位贏得四塊金牌的女性) in the Olympics, which made Chinese people very proud.4. Its said that _ (正在建的橋) in our city will be open to traffic next year.Its no use debating with him the first woman to win four gold medals the bridge being constructedII. Translation. Finishing the homework in half an hour is not an easy thing for me to do.III. 閱讀下面材料，在空白處填入適當內(nèi)容 或括號內(nèi)單詞的正確形式。People are not so honest as they once were. The temptation _ (steal) is greater than ever before especially in