【简约之作】新人教版高二英语选修七Unit 2 Under the sea学案之语言点梳理

新人教版高二英语
选修七第三单元
Under the sea学案
语言点梳理
一．词汇详解：
1. witness
(回归课本P20 L5) I thoug ( http: / / www.21cnjy.com )ht，at that time，that this was just a story but then I witnessed with my own eyes many times.
当时，我想这(虎鲸帮助捕鲸人捕捉大鲸鱼)只是传说罢了，但是后来我亲眼见过多次。
【语境感悟】
1) He is the only witness to the accident.
2) I witnessed an accident on my way home yesterday.
3) His good health is a witness to the success of the treatment.
4) India has witnessed many political changes in recent years.
5) Her boss was called to witness to her good character.
6) He witnessed to having seen the man enter the room.
7) Recent years have ( http: / / www.21cnjy.com )witnessed the rapid development of the Chinese economy.
【自我归纳】
①根据语境为witness选择合适的词义。
A. vt.见证，经历, 目击
B. vi. 作证
C. n. 目击者，证人
D. n.证据，证明
②相关短语：
witness to (doing) sth.___________________
give/bear witness to_____________________
【即学即练】
The successful launch ( http: / / www.21cnjy.com ) of Shenzhou Ⅶ is ________________________ our country’s increasing prosperity.
“神舟”七号的成功发射是我们伟大祖国日益强盛的有力见证。
The worker __ ( http: / / www.21cnjy.com )______________________ the accused near the scene of the crime.
这个工人作证说曾看见被告在犯罪现场附近。
She was punished for __________________.
她因作伪证受到惩处。
4) 有人亲眼看到那次事故了吗？
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5) 这些事实证明了他的粗心。
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6) 警察找到了那件谋杀案的目击者。
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2. urge (回归课本P20 L37)
“Man overboard! Tur ( http: / / www.21cnjy.com )n the boat around!” ______ George, shouting loudly.
【语境感悟】
(1)They urged that the library be kept open during the vacation.
(2)They urged the donkeys on.
(3)He urged upon his pupils the importance of hard work.
(4)She urged him to stay.
(5)I had /felt an urge to visit Europe.
【自我归纳】
①根据语境为urge选择合适的词义。
A. vt驱使；迫使
B. vt强调
C. vt要求；敦促；劝说
D. n 强烈的要求；冲动
②相关短语：
urge sth. / sb. on___________________________
urge sb. to do sth.___________________________
urge that... ____________________
have an urge to do sth ____________________
【即学即练】
1) 他要求所有学生参加这次活动。 ( http: / / www.21cnjy.com )He _______all the students __ take part in this activity.
2) 有人极力主张他应受到惩罚。________________he ____________________________.
3) 我们催她打开她男朋友送给她的生日礼物。
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4) 假期快到了，我很想外出旅行。_______________________________________________
3. abandon (回归课本P21 L43)
From James’s fac ( http: / / www.21cnjy.com )e, I could see he was terrified of being abandoned by us.
【语境感悟】
(1)The man shamelessly ( http: / / www.21cnjy.com ) abandoned his wife and child for another woman.
(2)Fearing fu ( http: / / www.21cnjy.com )rther attacks, most of the population had abandoned their city.
(3)After the victory，the soldiers sang and danced with abandon.
(4)The match was abandoned because of bad weather.
(5)Tom aband ( http: / / www.21cnjy.com )oned herself to computer games，which made his parents angry.
【自我归纳】
据语境猜词义为abandon选择合适的词义。
A. 离弃；逃离(某地方或交通工具)
B. 抛弃；遗弃(某人)
C. 放弃；中止
D. 沉湎于；放纵；陷入
E.奔放,放纵,随心所欲,放肆
②归纳短语:
abandon oneself to…_______________________
with abandon_______________________________
【即学即用】
1) 我永远不会遗弃我的朋友。___________________________________________________
2) 年轻人不应该沉弱于享乐。___________________________________________________
3) 那些女孩子跳上跳下尽情地挥舞着手臂。
4) 那些自暴自弃的人无法成功
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二 重点短语 ：
1. sort out (回归课本P20 L11)
...,as I was sorting out my accommodation,...
[语境感悟]
1) I’ve sorted out the papers that can be thrown away.
2) We’ve got a few problems to sort out.
3) Wait till I’m free——I will sort the naughty out.
【自我总结】sort out：____ ( http: / / www.21cnjy.com )____________;___________________;_____________________
【即学即练】
我们必须把好苹果与坏苹果分开。
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2. help...out帮助某人摆脱困难，困境
【语境感悟】
(1) He helped the old man out of the car.他帮助那位老人从汽车里出来。
(2)Can you help me out with the maths problem 你能帮我解出这道数学题吗？
【归纳拓展】
help sb. (to)do sth. ____________________
help (to)do sth. _______________________
cannot help doing sth. _________________
cannot help but do sth. _________________
help oneself (to sth. ) ___________________
help sb. with sth. ______________________
be of great help to sb. _________________
【即学即用】
（1）在我失业时，没有人帮助我。
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（2）约翰帮助他摆脱了经济困难
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3. ahead of (回归课本P20 L11)
"Come on, Clancy. T ( http: / / www.21cnjy.com )o the boat," George said as he ran ahead of me. 乔治跑在我们的前面说着。
【语境感悟】
1) Ahead of us lies a big river. 我们的前面有一条河。
2) Time here is nine hours ahead of London.这儿的时间比伦敦早九个小时。
3) He is ahead of me in Chinese. 他的汉语比我好。
【自我总结】：ahead of： ①__________________________
②____________________________
③___________________________
【即学即用】
1) 她在班上总是遥遥领先。___ ( http: / / www.21cnjy.com )___________________________________________________
2) 他的思想比他所处的时代先进。
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3) 你应该告诉我提前。__________________________________________________________
4. hold up
根据语境猜hold up的词义
(1)The student held up his hand to ask the teacher a question.
(2)Sorry I am late, but my train was held up.
三 课文佳句背诵与仿写 ：
1. 【原句】It was a ti ( http: / / www.21cnjy.com )me when the killer whales, or “killers” as they were then called, helped the whalers catch the baleen whales that were on their annual migration.
那个时期，虎鲸（当时被称为“杀手”）帮助捕鲸人在每年须鲸迁徙时捕捉须鲸。
[模仿要点]It was/is a time when 曾经一度（那时）
It was a time when ( http: / / www.21cnjy.com )she could not bear the pain and wanted to kill herself.
她曾经无法忍受病痛，想结束自己的生命。
【模仿1】曾经没人能理解我的计划和雄心。
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模仿2】现在这一社区的人们相互帮助，和谐相处。
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【模仿3】那是汽车很罕见的时代。
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2【原句】It was a t ( http: / / www.21cnjy.com )ime when the killer whales, or “killers” as they were then called, helped the whalers catch the baleen whales that were on their annual migration. 在那个时期，杀人鲸，正如当时他们被称呼的，帮助捕鲸者捕杀在每年迁移途中的须鲸。
（本文中同类句I thought, a ( http: / / www.21cnjy.com )t the time, that this was just a story but then I witnessed it with my own eyes many times.
当时我以为只是一个故事罢了，但是后来我亲眼见过多次。）
[模仿要点] 句子结构: 句子成分插入语
【模仿1】在十九世纪早期，广州，正如西方世 ( http: / / www.21cnjy.com )界所知道的，是世界最出名的港口之一。 ___________________________________________________________________________________________________________________________
【模仿2】使我们感到惊奇的是，他所做的和他所说的没有任何联系。
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【模仿3】他有了一个新的发现，我认为那对科学来说是非常重要的。
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