【人教版】必修二：Unit4-Wildlife-protection-learning-about-language课件

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1、1. decrease减少减少increase增加增加The number of new students decreased from 210 to 160 this year.The price wheat has decreased by 15%.This species of bird is decreasing in number every year.2. as a result 结果，因此结果，因此.做状语做状语He ate some bad fish. As a result, he fell ill . as a result of 由于由于 的原因后接名词的原因后接名词/动

2、名动名词词/what引导的宾语从句引导的宾语从句As a result of what he said, his mother got very angry.He fell from the horse. As a result, he was unable to go to work the next day.= He was unable to work the next day as the result of the fall from his horse . 6. as a result as a result of The dam broke and _the land was f

3、looded.He failed in the exam _ being careless.as a resultas a result of3. endanger v.使使 遭受危害遭受危害 endangered adj. 濒危的濒危的 dangerous adj.具有危险性的具有危险性的danger n.危险危险Smoking endangers your health. be in danger 处于危险之中处于危险之中be out of danger 脱离危险脱离危险The patient is in danger.be in danger of 处于处于的危险中的危险中She was

4、 sick and in danger of (losing her life).help out of dangerbe a danger to(us)They are in danger./ They are endangered.他们处在危险当中。他们处在危险当中。They are dangerous. 他们他们(对别人对别人)危险危险.4. die out 灭亡；灭绝灭亡；灭绝Many animals have died out in the past. Many old customs are dying out. die away声音，风，光等渐渐消失声音，风，光等渐渐消失 He

5、hid behind the door until the footsteps had died away. die off 一群生物相继死去一群生物相继死去As he grew older, his relatives all died off. die down物质特性或情感变弱，逐渐平息物质特性或情感变弱，逐渐平息When the excitement had died down, the shoppers reopened their shops.5. loss n.损失；遗失；丧失；败北损失；遗失；丧失；败北He reported the loss of his wallet to

6、the police.He suffered a loss of 10,000dollars on the business. Our team has already had 3 losses.be lost in沉迷于，埋首沉迷于，埋首at a loss 困惑，不知所措困惑，不知所措 -He was at a loss what to say to the teachers question.-Obviously he was lost in thought just now. 6. reserve-reservation-预约预约We must reserve two seats on

7、the plane. 我们必须预定两个飞机座位。我们必须预定两个飞机座位。(2) 保留，存储保留，存储 You had better reserve the money for future need. 你最好保留那笔钱以供将来之需。你最好保留那笔钱以供将来之需。 I must keep a good reserve of energy for tomorrows exam.(3) 保护区保护区We watched the lions in the nature reserve.7.hunt -hunting-hunter go hunting hunt for寻找寻找 a hunting d

8、og He is hunting for a job. The dogs are hunting for the bones.8. being left in peace leave (the tigers) in peace leave+O.+OC.leave +O.+N. (leave him an orphan)leave+O.+adj. (leave the window open)leave+O.+adv. (leave the light on)leave+O.+doing (leave him shouting in the rain)leave+O.+done (leave t

9、he illness untreated)9. in peace 与与at peace的区别的区别in peace “处于清静或安谧状态处于清静或安谧状态,不被打搅不被打搅” at peace“休战，熄争，和睦相处休战，熄争，和睦相处”I wish youd leave me in peace Ive got work to do.The two countries are at peace. in peace at peaceOn the whole, the world now is _.Generally speaking, people all over the world now l

10、ive _.at peacein peace10. Daisy had always longed to help endangered species of wild life. long to do sth. long for sth. 渴望渴望 Were longing for peace. He longed to see her. We longed for the summer to be over soon.11. Beneath our stomachs(复数）复数）I have a pain in my stomach =I have a stomachache. 我肚子痛。

11、我肚子痛。I have no stomach for this heavy food.(胃口）胃口）have a stomach for 对对有胃口有胃口 on a full stomach 吃饱时吃饱时on an empty stomach 空腹时空腹时 turn ones stomach 想呕吐想呕吐 12. turn around 转过去，围绕转过去，围绕旋转旋转The earth turns around the sun.turn on /off 打开打开/关掉关掉 turn up/ down 开大开大/减弱减弱turn to 向向求助求助 turn against 反对反对 turn

12、 over 翻转，考虑翻转，考虑turn away 解雇解雇 turn back 折回折回13. in reliefWhen the headmaster walked out of the classroom, the students were in relief.to ones relief使某人感到宽慰的是使某人感到宽慰的是Much to our relief, her injuries were only slight.14. burst into laughterShe burst into tears.He burst into the room without knocking

13、.The aircraft burst into flames.15. Thats better, but Id like to help as the WWF suggests.The monitor suggested a visit to that hill this week. The monitor suggested visiting that hill this week.The monitor suggested we ( should) visit that hill this week.The experts suggested to the government seve

14、ral possible solutions to the problem. The smile on his face suggested that he was glad to help.16. protect from 保护保护免受免受危害危害He is wearing sunglasses to protect his eyes from the strong sunlight.The heavy coat can protect me from / against cold.We must do something to protect the trees from being cu

15、t down.阻止某人干某事阻止某人干某事 keep sb. from doing sth. stop sb. from doing sth. prevent sb. from doing sth. The school stopped the students from playing computer games.17. affecteffecteffectiveaffect sth. /sb.=have an effect on sth. /sb. 对对有影响有影响A sudden change in weather may affect your health.The medicine

16、 has an effect on me. 降雨量直接影响庄稼的生长。降雨量直接影响庄稼的生长。 他们的观点不会影响我的决定。他们的观点不会影响我的决定。The amount of rain affects the crops.Their opinion will not affect my decision.生效；开始实施生效；开始实施实际上实际上come into effect 开始起作用；见效开始起作用；见效in effect take effectThe old mans words _ me, and I always remember what he said.Lucy said

17、she left her homework at home, _ she didnt finish it. The medicine_ in one hour after you take it. This new teaching system of our school _ next month. had an effect onin effecttakes effectwill come into effect18. pay attention toYou speak English very well, but youd better_ your written English. Pl

18、ease pay attention to what Im saying.pay more attention to 19. appreciate 感激；鉴赏；意识到感激；鉴赏；意识到I appreciate your help.Her gift for music was not appreciated.Im afraid you havent appreciated the problem of the matter.appreciate + doingI appreciated being invited to the party.appreciate it + if引导的从句引导的从句

19、Ill appreciate it if you can help us with the work.20. No rain forest, no animals, no drugs. 没有热带雨林，就没有动物，也没有药物。没有热带雨林，就没有动物，也没有药物。No pains, no gains.Nothing venture, nothing gain.不入虎穴焉得虎子。不入虎穴焉得虎子。Nothing seek, nothing find 无求则无获。无求则无获。现在进行时被动现在进行时被动语态的构成：语态的构成： 现在进行时的被动语态有肯定式、否定式、现在进行时的被动语态有肯定式、否定

20、式、 一般疑问式及特殊疑问式四种结构，现分一般疑问式及特殊疑问式四种结构，现分 述如下：述如下： 1. 肯定式：由肯定式：由“主语主语+am/is/are+ being+过去过去分词分词”构成构成,其中的其中的am/is/are及及being均是助均是助动词，无任何词汇意义。动词，无任何词汇意义。 A new house is being built over there. They are being trained at the center.2. 否定式：由否定式：由主语主语+am/is/are+ not+ being+过去分词过去分词构成。构成。 The question is not

21、 being discussed at the meeting. I am not being helped at present.3. 一般疑问式及其回答由“Am/Is/Are+主语+being+过分？”构成，答语一般采用简略式，使用助动词am, is或are。1) Is the car being repaired?Yes, it is. / No, it isnt.2) Are they being treated by the doctors ?Yes, they are. / No, they arent.特殊疑问式及其回答主要有三种句式，特殊疑问式及其回答主要有三种句式，回答时，不

22、能使用回答时，不能使用yes或或no，而应根据，而应根据实际情况回答。实际情况回答。 a:疑问词（作主语）疑问词（作主语）is/are+ being+过去分词？过去分词？ What is being done over there?A new lake is being built.特殊疑问式及其回答主要有三种句式，回特殊疑问式及其回答主要有三种句式，回答时，不能使用答时，不能使用yes或或no，而应根据实际，而应根据实际情况回答。情况回答。b:疑问词（作定语）主语疑问词（作定语）主语is/are+ being+过去分词？过去分词？ How many apples are being ship

23、ped?One hundred tons.特殊疑问式及其回答主要有三种句式，回特殊疑问式及其回答主要有三种句式，回答时，不能使用答时，不能使用yes或或no，而应根据实际，而应根据实际情况回答。情况回答。c:疑问词疑问词+is/are+主语主语+being+过去分词过去分词?Where are the machines being repaired?In the factory.现在进行时被动现在进行时被动语态的用法语态的用法 1. 表现正在进行或发生的被动动作，常表现正在进行或发生的被动动作，常与与now, look等词连用。等词连用。 He is being operated on in

24、the hospital. Helicopters are being sent (by us )to rescue them now. 2. 表示现阶段或目前这段时间正在进行表示现阶段或目前这段时间正在进行的被动动作，但这一被动动作在此时的被动动作，但这一被动动作在此时此刻不一定正在发生。此刻不一定正在发生。 A new factory is being built. They are being taught English atpresent.3. 表示一种经常性或习惯性的被动行为，表示一种经常性或习惯性的被动行为，常与常与always, forever, continually, co

25、nstantly等词连用，往往带有夸张、等词连用，往往带有夸张、羡慕、赞扬、责备、厌烦及埋怨等感情羡慕、赞扬、责备、厌烦及埋怨等感情色彩。色彩。 The naughty boy is always being scolded by his father. Tom is always being praised by the teacher. 4与情态动词连用，表示对现在正在发生与情态动词连用，表示对现在正在发生的被动行为的推测。的被动行为的推测。(1)John is not here.He must be being interviewed (2)Do you know what smith

26、is doing? He is ill. He may be being examined by the doctor.1. 注意助动词的运用。 现在进行时的被动语态有两个助动词，一是助动词be的相应形式，为现在进行时的助动词；二是助动词being，为被动语态的助动词，这两个助动词缺一不可，并且不可颠倒顺序。 这些动物目前正被放了出来。 The animals are being set free at present.注意注意2. 注意短语动语后面的介词不可漏掉。有些动词短语如take care of, look after, talk about等，用于被动结构时，后面的介词不可漏掉。 T

27、he baby is being taken good care of.3. 注意动词的性质。 有些动词，通常是不及物动词即表示某种情况或状态动词，如：appear, rise, die, happen, occur, lie, belong to, break out, take place, fit, mean, become, fail, consist of, look like 及cost 等不可用于被动语态。4. 注意时间状语及上下文的含义。现在进行时的被动语态一般不与表示一段时间的状语或表示次数的状语连用。1. I still dont know what _ while I w

28、as away. A. has happened B. was happened C. happened D. had happened2. The bridge which _ last year _ really beautiful. A. was built; looks B. was building; looks C. was built; is looked D. was building; is looked3. The manager told me that he _ in 1975. A. has born B. born C. was born D. had born4.

29、 The camera you _ now _ to me. A. use; is belonged B. are using; is belonged C. use; is belonging D. are using; belongs 5. I _ that they _ a new machine. A. was told; were designing B. told; were designing C. was told; designing D. told; had designed完成下面的句子。完成下面的句子。1. The news _ (被讨论被讨论) about everywhere.is being talked2. A lot of tall buildings _ (建立建立), and people will move in next year.are being set3. Most of the streets in the city has been widened and many new buildings _. (重建重建)are being rebuilt同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全