高中英语必修四unit2单元辅导要点(DOC 20页).doc

1、基础知识自测一、单词识记： 1. _ n. 根；根源2. _ n. 十年；十年期3. _ n. 产量；输出4. _ n. 庄稼；农作物；产量5. _ n. 营养；滋养6. _ n. 矿物；矿石7. _ n. 土壤8. _ v. 输出；出口9. _ vt. 使迷惑10. _ adj. 特级的; 超级的11. _ adj. 化学的12. _ adv. 因此；所以13. _ vt.& n. 斗争；拼搏14. _ n. 战役 v. 搏斗15. _ n. 评论 v. 表达意见Mineral soil export confuse super Root decade output crop nutriti

2、on Chemical therefore struggle battle comment 二、单词拓展： (A)单词派生1. _ n. 国家；民族 _ adj. 民族的 _ n.国籍2. _ vt. 占据, 占领; 使忙碌; 居住 _ n. 工作; 职业; 占领3. _ v. 生产；制造 _ n. 产品 _ n. 生产；制造4. _ v. 发现 _ n. 发现；发觉 5. _ vt. 减少；减缩 _ n. 减少；减缩6._ v.使疑惑, 使为难 _ n. 疑惑, 困惑 _ adj.疑惑的, 难以理解的Confuse confusion confusedNation national nati

3、onality Occupy occupation Produce product productionDiscover discovery Reduce reductionConfuse confusion confused(B) 灵活运用 (用所给词的适当形式填空)。1. Your question really made me _ (confuse).形容词作宾补2. He said the earthquake could lead to a _ (reduce) in steel exports from Japan.冠词后用名词3. The _ (discover) of a ch

4、ilds body in this river has shocked the community.名词作主语4. What is your _ (nation)?名词作表语, nationality“国籍”5. His _ (occupy) is teaching in a primary school.名词作主语confused reduction discovery nationality occupation三、短语翻译： 1. _摆脱; 除去2. _幸亏; 由于; 因为3. _ 对感到满意4. _ 宁愿; 宁可5. _ 使免受(影响、伤害)6. _导致; 造成(后果)7. _ 集中(

5、注意力、精力)于8. _逐渐增强; 建立; 开发9._过着生活10._富含11._另外12._根据, 按照rid .of thanks to be satisfied with would rather keep .free from/oflead to focus on build up lead alife be rich in in addition according to重点词汇讲解 1. struggle vt.&vi. 斗争, 拼搏, 努力原句: Indeed, his sunburnt face and arms and his slim, strong body are ju

6、st like those of millions of Chinese farmers, for whom he has struggled for the past five decades. 的确, 他那被太阳晒得黝黑的脸庞和手臂, 以及他那消瘦而结实的身躯, 就跟其他千百万中国农民一样, 过去50年来,他一直在帮助他们。(B4P10)例句 They had to struggle for their freedom and equality. 他们不得不为了自己的自由和平等而战。搭配struggle for 为斗争struggle against 同作斗争struggle to one

7、s feet 挣扎着站起来struggle on 继续努力, 拼命活下去运用 用恰当的介词填空。 She struggled _ the independence of her country all her life. We all struggle _ the pollution of the environment. The old man struggled _ his feet, walking out of the room. 2. rid of 免除, 清除, 摆脱原句: Thanks to his research, the UN has more tools in the b

8、attle to rid the world of hunger. 由于他的研究, 联合国在消除世界饥饿的战斗中有了更多的方法。(B4P10)例句: I want to rid this city of corruption! 我要这座城市摆脱腐败现象! rid oneself of sb./sth. 摆脱; 从中解脱be rid of sb./sth 摆脱get rid of 摆脱; 除掉运用 They rid the house _ old furniture. Paul finally rid _ (摆脱了债务).We must _ (处理掉) these old newspapers.

9、 3. be satisfied with 对感到满意原句: Dr Yuan is quite satisfied with his life. 袁博士对他的生活非常满意。(B4P10)例句: The teacher is quite satisfied with what the boy has answered. 老师对这个男孩的答案很满意。运用 根据汉语意思完成句子。 她从来不满足于现状。Shes never _the present situation. 你对他的解释满意吗?Are you _ _? 4. would rather (do sth.) 宁愿, 宁可(做某事)原句: He

10、 would much rather keep time for his hobbies. 他宁愿把时间花在自己的业余爱好上。(B4P10)例句: I would rather stay at home on Sundays.我宁愿星期天呆在家里。would rather not do sth.宁愿不做某事would rather sb. did sth. 宁愿某人做某事would rather do A than do B宁愿做A事也不做B事would do A rather than do B宁愿做A事也不做B事运用 用所给词的正确形式完成句子。 I would rather_ (go)

11、with you than _(stay) by myself. I would rather you_ (go) to the cinema now. I would rather you _ (come) tomorrow. I would rather fail than _ (cheat) in the examination. 5. lead to 导致, 通往 (to是介词)原句: Many of these chemicals can lead to cancer or other illnesses. 很多化学物质能导致癌症和其它疾病。(B4P14)例句: His carele

12、ss driving led to this terrible accident. 他的粗心驾驶导致了这次严重的事故。联想 to为介词的短语动词还有：look forward to 盼望pay attention to 注意 stick to 坚持devote to 贡献，致力于turn to 转向refer to 查阅，涉及add to 增加，增添运用 根据汉语意思完成句子。This road _ (通向)that mountain village. Einstein did many experiments，_ (使他得出了这个结论). 6. thanks to 幸亏; 由于; 因为(=b

13、ecause of) 原句: Thanks to his research, the UN has more tools in the battle to rid the world of hunger. 由于他的研究, 联合国在消除世界饥饿的战斗中有了更多的方法。(B4P10)例句: Thanks to your support, we won the match.由于你的支持, 我们赢得了这场比赛。运用 根据汉语意思完成英文句子。 由于校长的努力, 我现在又能回学校上学了。_ , 由于天气很糟糕, 露天表演取消了。_, the open-air show was cancelled.Tha

14、nks to the headmasters effortsFor against toOf himself of debt get rid of satisfied with satisfied with his explanationGo stay went Came cheatleads to which led him to this conclusionThanks to the bad weatherI can go back to school now.写作句型仿写 1. make it possible (for sb.) to do使(某人)做某事成为可能原句: This s

15、pecial strain of rice makes it possible to produce one third more of the crop in the same fields.这种特殊的稻种使得同样的田地多收获三分之一的产量。(B4, P10)例句: The Internet has made it possible for us to get more information in much less time. 因特网已经使我们用更少的时间获得更多的信息成为可能。仿写 根据汉语意思完成英文句子。 这些新技术将使得从废弃物中回收可用之物成为可能。The new techni

16、ques _ _recover usable things from waste. 过去的几十年, 先进的医疗技术已经使得人们比过去活得更长成为可能。In the last decades, advances in medical technology _ _than in the past. 2. 倍数词+as+原级+as. 是的多少倍原句: Using his hybrid rice farmers are producing harvests twice as large as before.用他的杂交水稻种子, 农民们种出比以前多一倍的粮食。(B4, P10)例句: The new b

17、uilding is three times as tall as the old one. 新大楼是旧大楼的三倍高。说明 英语中常用的倍数表达法还有： 倍数+形容词/副词的比较级+than. 倍数+the+名词(length, width, height, size )+of.仿写这根绳子是那根的三倍长。 This rope is _that. This rope is_ that. This rope is _ that. 3. no matter what . 不管/不论 (后接状语从句)原句: It seems a strange name since all crops are or

18、ganic no matter how they are produced.这个名字看起来很奇怪, 因为不管怎样种植, 农作物都是有机的。(L1, P13)例句: We will go to see the movie no matter how hard it rains. 无论雨下的多大, 我们都要去看电影。仿写 根据汉语意思完成英文句子。 不管做什么事, 你都必须非常细心。_, you must be very careful.No matter what you do 不论你选择哪一个, 你都会满意的。_, you will be satisfied. 不管你说什么, 我都喜欢听。_,

19、 I like to listen. 4. keep.free from/of使免受(影响、伤害等)原句: They focus on keeping their soil rich and free of disease. 农民关心的是保持土壤肥沃并且免受病害。(B4P14)例句 Eating well and good exercise keep you free from/ of cold.良好的饮食和适度的锻炼使你远离感冒。运用 根据汉语意思完成英文句子。 我们把书放进书柜以避免落上灰尘。We put our books in a bookcase _. 我们必须尽力使这条河流免受污染

20、。We must try our best _ _.have made it possible for people to live longerwill make it possible to twice longer thanthree times as long asthree times the length ofNo matter which you chooseNo matter what you sayto keep them free from dustto keep the river free from pollution语言知识运用 l 我的同学刘清以前宁愿上课睡觉也不愿

21、听老师讲课。1. For a time, my classmate Liu Qing would rather sleep in class than listen to the teacher. l 2. 无论他怎么努力, 他都无法把精力放在学习上。2. No matter how hard he worked, he couldnt focus his mind on his studies. 3. 听懂老师的课也是不可能的。3. It was impossible for him to understand the teachers. 4. 他的这个习惯导致了他考试不及格。4. This

22、 habit led to his failure in the exams. 5. 为了使自己免受父母的惩罚, 他请求老师的帮助。To keep himself free from his parents punishment, he went to his teachers for help. 6. 由于老师的帮助, 他终于改掉了这个坏习惯。 Thanks to the teachers help, he finally rid himself of this bad habit. 7. 老师对他的改变很满意。7. The teacher was satisfied with his ch

23、ange. 8. 他现在的分数是他原来的三倍。8. His mark now is three times as much as that of his past.合并： For a time, my classmate Liu Qing would rather sleep in class than listen to the teacher and no matter how hard he worked, he couldnt focus his mind on his studies. It was impossible for him to understand the teach

24、ers, which led to his failure in the exams. To keep himself free from his parentspunishment, he went to his teacher for help. Thanks to the teachers help, he finally rid himself of this bad habit. The teacher was satisfied with his change because his mark now is three times as much as that of his pa

25、st. 课文概括 Yuan Longping, an agricultural pioneer, regards himself as an ordinary farmer, he has been working for five decades to produce super hybrid rice, which has proved very successful and is spread worldwide. Earth is our only home in the universe. If we dont protect it from now on, we will have

26、 nowhere to go when the environment 16 _ (ruin). Look at what we have done 17 _ our land. is ruined to16. 由主语可知用被动语态。17. 根据前面的done可知。We let out so much exhaust gas 18 _ our atmosphere is no longer clear and healthy for breath. In many big cities, we can hardly see 19 _ bright blue sky. We use as man

27、y resources 20 _ we can find, then turn 21 _ into rubbish. thataasthem18. 引导结果从句, 由前面的so可知。 19. 不定冠词表示“一片”。20. 根据前面的as many可知。 21. 指代前面的resources。 幻灯片58The rubbish is taking up more and more space in our planet. We also pollute water. Fishes and other living things 22 _ (suffer) due to our mistakes.

28、 Some died out, and others are dying out in future. All of us must do something 23 _ (protect) our earth. are sufferingto protect22. 根据语境, 应用进行时态。 23. 不定式作状语, 表目的。幻灯片59 of Take a bus instead 24 _ private car; use goods that are made of recycled material. We can take many small steps in our 25 _ (day

29、) life for the sake of our better future. daily 24. 由前面的instead可知。 25. 形容词作定语。 幻灯片60二、完形填空 Three of those rich men and their servants were 1 together on a road when they came to a very 2 village.1. A. standing B. running C. gathering D. travelling D 根据本句的on a road when they came to可知。2. A. faraway B

30、. poor C. different D. ancient B 由下一段的The first could not stand seeing the poverty可推出, poor 与poverty是同根词复现。幻灯片61 The first could not stand seeing the poverty, so he took all the gold and jewels from his wagons (四轮马车) and 3 them out among the 4 . 3. A. shared B. send C. picked D. found A 根据常识及后面的amon

31、g the 4 可推出这里填shared。4. A. workers B. farmers C. villagers D. servantsC 由前面的they came to a very 2 village可知。villager与village属同根词复现。幻灯片62He wished them all the best of luck, and he 5 .5. A. cried B. stayed C. laughed D. leftD 根据前面的临别祝福的话“He wished them all the best of luck”可知选left。幻灯片63 The first cou

32、ld not stand seeing the poverty, so he took all the gold and jewels from his wagons (四轮马车) and 3 them out among the 4 . The second rich man, seeing the 6 situation, stopped for a short time and gave the villagers all his 7 and drink, since he could see that money would be of little 8 to them.6. A. c

33、urious B. worrying C. dangerous D. puzzling B 根据上一段的seeing the poverty可推出。worrying situation与poverty是上下义复现。幻灯片64 stopped for a short time and gave the villagers all his 7 and drink, since he could see that money would be of little 8 to them. He made sure that they each received their fair share and

34、would have enough food to last for some time. 7. A. alcohol B. food C. bread D. riceB 由下一句中的would have enough food可知。与food是原词复现。8. A. interest B. concern C. use D. attraction C 根据他给这些村民食物和饮品可判断出：他明白钱对这些村民几乎无用。 幻灯片65 Three of those rich men and their servants were 1 together on a road when they came

35、to a very 2 village. The third rich man, on seeing such poverty, sped up and went straight through the 9 without stopping. 9. A. village B. land C. field D. roadA 由前面的they came to a very 2 village可知。与village是原词复现。幻灯片66The two other rich men saw this from a distance and commented with each other how

36、the third rich man lacked 10 . 10. A. experience B. exercise C. sympathy D. courage C 常识题。根据前面第三个富人的表现(without stopping)，这两位富人认为他没有同情心(sympathy)。幻灯片67It was good that they themselves had been there to offer 11 . However, three days later, they 12 the third rich man, who was coming in the opposite direction. 11. A. advice B. help C. drink D. gold B 根据常识, 这两个富人为村民提供的都属于help。12. A. welcomed B. accepted C. met D. p