高中英语Unit 03 B（课堂PPT）

1、1Discovering useful words and expressionsFind out the words in the text and judge how they have been used.WordsDefinitions1 or 2 to jump into the water head first a graceful jump into the water head first to see something happen someone who sees a crime or an accident a short time when someone stops

2、 speaking to stop doing something for a short time a strong wish to strongly suggest someone do somethingdivewitnesspauseurgedrag1 11 12 22 22 22Key to Ex. 2.1. anecdotes2. Teamwork 3. conservation4. opposite5. abandonKey to Ex. 3. When I was young, my parents like jogging on the beach. So we used t

3、o visit the seaside on our _ holiday. We always stayed in _ close to the _ because my parents had a good _ with the owner of the hotel. We also went snorkeling each time and would _ under the waves to see the colorful fish. As I grew older I was allowed to go to greater _ and further out beyond the

4、bay. There I saw small _ as they swam lazily around the sea bottom. One day I _ how they would pursue their prey swiftly, and the small fish had no time to _ away. I wanted to _ and warn the poor fish but that was impossible underwater. Thank God it was; otherwise, I might have been swallowed instea

5、d!annualaccommodationshorerelationshipdivedepthssharkswitnessedfleeyell3Discovering useful structuresKey to Ex. 1. I heard a loud noise coming from the bay. animal opposite us throwing itself and then crashing down again. I had already heard that Gorge didnt like being kept waiting Without pausing w

6、e jumped into the boat with the other whalers and and could see Old Tom swimming by the boat, showing us the way. so George started beating the water with his oar and there was Tom, circling back to the boat, leading us to the hunt again. Using a telescope we could see that something was happening.

7、I could see a whale being attacked by a pack of about six other the killer over there are throwing themselves on top of the whales blow-hole to stop it breathing. And those others are stopping it diving or fleeing out to sea. George told me, pointing towards the hunt. The killers started racing betw

8、een our boat and the whale just like Being badly wounded the whale soon died. The men started turning the boat around to go home. added Red, laughing. urged George, shouting loudly. From Jamess face, I could see he was terrified of being abandoned by us. I saw James being firmly held up in the water

9、4Key to Ex. 2. being attacked Being held up Being included Having been accepted being told Being helped out being taken being photographed being swallowedKey to Ex. 3. Fishing net in the sea have become a serious problem. They may be many kilometers long with plastic balls to keep them floating on t

10、he water, and weights to hold them down on the seabed. Unfortunately, the plastic nets are impossible to see underwater. So the term to describe them is “a wall of death”. Their advantage is that they catch fish efficiently. However, they also cause danger to sea animals. First, not only target fish

11、 are caught in the net, but many other sea animals are found hanging there. Those not needed for marketing are thrown away. Second, nets are in danger of being cut loose by fishermen. If a net becomes free-floating, it is moved by the tides all over the ocean. It behaves as a hidden danger, killing

12、all that are trapped in it. So many animals being caught in driftnets make many think that it is necessary to have a worldwide ban on all driftnet fishing.5 Unit 3Grammar ReviseRevisethe Passive Voice of the Passive Voice of ing Form ing Form6一、行为主体不明确，不必说出或者无一、行为主体不明确，不必说出或者无法说出动作的执行者时。法说出动作的执行者时。例

13、如：例如： Football is played all over the world 二、不易找到或根本就不可能找到动作二、不易找到或根本就不可能找到动作的执行者时。的执行者时。例如：例如： My bike was stolen我的自行车被盗了。我的自行车被盗了。 何时使用被动语态呢？何时使用被动语态呢？7三、汉语中含有三、汉语中含有“据说据说”、“据悉据悉”、“有人说有人说”、“大家说大家说”等时。等时。例如：例如： It is said that one day he climbed to the top of a house.It was reported that her mothe

14、r died of SARS.众所周知众所周知 It is well known that.据推测说据推测说 It is supposed that8四、汉语中含有四、汉语中含有“被被”、“由由”等词时。等词时。例如：例如： Wei Hua was asked to come by Lin Tao魏华是被林涛叫来的。魏华是被林涛叫来的。五、某些句子习惯上用被动语态。五、某些句子习惯上用被动语态。例如：例如： He was born in October, 1989 9六、表示礼貌时。六、表示礼貌时。例如：例如： You are friendly invited to come to our E

15、nglish party at 8:00 p.m. tomorrow敬请您明天晚上敬请您明天晚上8：00光临我们的英语光临我们的英语晚会。晚会。 10V-ing 形式由形式由 “doing” 构成，构成，其否定形式是其否定形式是 “not doing”, V-ing 可以带宾语或状语构成可以带宾语或状语构成 V-ing 短短语，没有人称和数的变化，但有语，没有人称和数的变化，但有时态和语态的变化。时态和语态的变化。V-ing V-ing 形式形式11 语态语态时态时态 主动形式主动形式 被动形式被动形式一般式一般式完成式完成式(not) doing(not) being done(not)ha

16、ving done(not) havingbeen done12当非限定性动词当非限定性动词-ing的逻辑主语的逻辑主语是是-ing所表示的动作对象时要用所表示的动作对象时要用-ing的被动形式，包括其一般形式的被动形式，包括其一般形式“(not) being + -ed分词和完成形式分词和完成形式“(not) having been +-ed分词分词” 。什么情况用什么情况用V-ing V-ing 形式的被动式呢？形式的被动式呢？13 当动词当动词-ing 形式的逻辑主语是形式的逻辑主语是动作的承受者时，就要用动词动作的承受者时，就要用动词-ing 形式的被动语态。形式的被动语态。 动词动词

17、-ing形式的被动语态和它的形式的被动语态和它的主动语态一样，在句中可以作主语、主动语态一样，在句中可以作主语、宾语、定语、状语。宾语、定语、状语。动词动词-ing-ing形式的被动语态形式的被动语态141. Being killed by sharks in the sea is a common thing.2. Being helped out by the killer whales, the whalers were able to make successful kill.用作主语用作主语15 _ to sunlight for too much time will do harm

18、 to ones skin. (上海上海高考题高考题 2002) A. Exposed B. Having exposed C. Being exposed D. After being exposed分析：本句中分析：本句中expose与与ones skin是动宾是动宾关系，根据句意，应该是皮肤被暴露在关系，根据句意，应该是皮肤被暴露在阳光下，所以要用动词阳光下，所以要用动词-ing形式的被动形式的被动形式作主语，故答案为形式作主语，故答案为C。16 He was afraid of being scolded by the teacher. 2. I remember having bee

19、n told the story. 3. I didnt like the idea of being thrown about in a boat on a rough sea. 用作宾语用作宾语17V-ing 形式既可作动词的宾语形式既可作动词的宾语, 也可作也可作介词的宾语。介词的宾语。 The bird escaped _ (catch). He was afraid of _ (abandon) by us.being abandonedbeing caught 18在在 avoid, admit, appreciate, complete, consider, delay, enj

20、oy, escape, excuse, finish, forgive, imagine, mind, miss, practise, risk, suggest, give up, put off, feel like, insist on 等后只接等后只接V-ing形式形式作宾语。作宾语。注意注意19 The problem being discussed now is very important. 2. The house being built will be our library upon its completion. 用作定语用作定语201. Being asked to a

21、nswer the question, she couldnt refuse.2. Having been given such a good chance, how would you not value it at all?用作用作状状语语21Ving 一般时一般时和和一般时的被动形式一般时的被动形式;(1) He hurried home, looking behind from time to time.(2) The building being repaired is our dormitory.Compare22Ving 的的完成时完成时和和完成时的被动形式完成时的被动形式(1)

22、 Having heard this , our teacher expressed her satisfaction.(2) Having been asked to stay, I couldnt leave.Compare23 在绝大数情况下，句子的逻辑主语是句在绝大数情况下，句子的逻辑主语是句中的主语，但有时可有一个名词或代词表中的主语，但有时可有一个名词或代词表示逻辑上的主语，这种带逻辑主语的结构示逻辑上的主语，这种带逻辑主语的结构称为称为独立结构独立结构。 The meeting being over, we all left the room and drove home. 会议

23、结束后会议结束后, 我们都离开房间开车走了。我们都离开房间开车走了。24 It being a holiday, all the shops were shut. 由于今天是假日，所有商店都关门了。由于今天是假日，所有商店都关门了。 The heavy frost coming on, dead leaves lay thick on the ground. 浓霜降临浓霜降临, 落叶满地。落叶满地。25一些动词如一些动词如need, want, require等作等作“需要需要”讲时讲时, 其后的动词其后的动词-ing形式的主形式的主动语态表示被动意义动语态表示被动意义, 也可以用不定式的也可

24、以用不定式的被动形式来替换。如：被动形式来替换。如：注意注意 The blackboard needs cleaning. = The blackboard needs to be cleaned. 黑板需要擦干净。黑板需要擦干净。 26The broken window wants repairing.= The broken window wants to be repaired. 那个破窗户需要修理。那个破窗户需要修理。 另外注意另外注意be worth及及be worthy 的用法：的用法：The problem is worth discussing. The problem is

25、worthy of being discussed.The problem is worthy to be discussed. 以上三个句子都意为以上三个句子都意为“这个问题值得讨论这个问题值得讨论”。271. - What made Bill so angry? - _. His girl friend promised to come at 8:30, but she hasnt come yet. A. Having kept waiting B. Being kept waiting C. To be kept waiting D. Being kept waitedPractice

26、Practice28 2. The building _ in our school is for us teachers. Though theres noise most of the day, we still feel happy about it. A. built B. having been built C. to be built D. being built29 3. The squirrel was lucky that it just missed _. A. catching B. to be caught C. being caught D. to catch30 4. While shopping, people sometimes cant help _ into buying something they dont really need. A. to persuaded B. persuading C. being persuaded D. be persuaded 31 5. _ many times, the boy still