人教版高中英语选修八第二单元知识点(共29张PPT)
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人教版高二英语选修8 unit 2 reading 知识点 [58张ppt]
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4.The advantage is that…“其优点是……”,that引导表语从句 _____T_h_e__a_d_v_a_n_ta_g__e_i_s_t_h_a_t _____(优点是) if there is a new illness some of these animals may die… 5. 过去分词作状语:based on…建立在……的基础之上 ____B_a_s_e_d_o_n______(建立在……基础之上)what we know now, you cannot clone animals that have been extinct longer than 10,000 years.
【活学活用】 (1)He raised a strong objection to (=strongly objected to) the plan because he thought it would be too expensive. 他强烈反对这个计划,因为他认为这个计划代价太高。 (2)The match was cancelled because most of the members objected to having a match without a standard court. 因为大多数成员反对在没有一个标准球场的情况下举行比赛,所以比赛取消了。
undertake responsibility/a task/a project
承担责任/任务/工程
【活学活用】 (1)If you undertake the project, you are bound to meet with difficulties. 如果你承接这项工程的话,免不了会遇到许多困难。 (2)He undertook to deliver us at the airport at ten next morning. 他担保第二天上午十点把我们送到机场。 (3)A large number of Chinese companies __a_r_e__u_n_d_e_rt_a_k_i_n_g____large-scale projects in Africa. 许多中国公司正在承担着非洲的大规模的项目。
人教版高中英语选修8(Book8)：Unit2 language points (共38张PPT)
Differ with/from sb on sth 与…在…持异议 Ex.在如何解决经济问题上，我 和他观点不一。 how to solve the financial problem I differ with him on _______________________ is difficult to undertake, of course.
我决心要成为一名心理学家，我的努力终于得到了回报。
同位语从句 Then came disturbing news that Dolly became seriously ill. 然后传来了多莉得了重病的令人烦恼的消息。
4.
disturbing adj.令人不安的 昨晚我做了一个令我不安的梦。 I had a disturbing dream last night. He walked quietly so as not to disturb the sleeping baby ________________________( 惊扰睡着了的孩子). disturbed with the loud noise while reading. I felt _________
克隆科学家沮丧地发现多莉的病更容易在年老的羊身上。
be appropriate to/ for sth/ doing = be suitable for 普通鞋不适于跑步。
Ordinary shoes are not appropriate to running.
6. object (v. ) & objection ( n.)
当然, 这个过程很难实施。 undertake vt. 过去式_____________ undertook 过去分词___________ undertaken Ex. Since he knew a little Italian, he would
我决心要成为一名心理学家，我的努力终于得到了回报。
同位语从句 Then came disturbing news that Dolly became seriously ill. 然后传来了多莉得了重病的令人烦恼的消息。
4.
disturbing adj.令人不安的 昨晚我做了一个令我不安的梦。 I had a disturbing dream last night. He walked quietly so as not to disturb the sleeping baby ________________________( 惊扰睡着了的孩子). disturbed with the loud noise while reading. I felt _________
克隆科学家沮丧地发现多莉的病更容易在年老的羊身上。
be appropriate to/ for sth/ doing = be suitable for 普通鞋不适于跑步。
Ordinary shoes are not appropriate to running.
6. object (v. ) & objection ( n.)
当然, 这个过程很难实施。 undertake vt. 过去式_____________ undertook 过去分词___________ undertaken Ex. Since he knew a little Italian, he would
选修八unit2词汇PPT精品文档
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[即学即练](1)Don’t forget you still __o_w__e_ 150 yuan to the wine shop.别忘了，你还欠酒店150元钱呢。 (2)He _o_w_e__s_ his success to hard work and practice. 他把他的成功归功于努力工作和实践。 (3)If I have improved in any way, I __o_w_e__ it all to my teacher. 如果说我有一些进步，这应该全部归功于我的老师。 (4)You _o__w_e__ me an apology. 你得向我道歉。 (5)We should do the duty which we __o_w__e_ to our country.我们 应对国家尽我们应尽的义务。
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[即学即练](1)I __o__b_je_c__t _to___ the proposal. 我反对这个提议。 (2)We __o_b_j_e_c_t_t_o__b_e_in__g_t_r_e_a_t_e_d_ like this. 我们抗议这种待遇。 (3)I feel ___a__s_t_ro__n_g_o__b_je__c_ti_o_n__t_o__ getting up early. 我极不愿意早起。
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提示：forbid 后不能直接跟动词不定式做宾语，而是跟动名 词做宾语，也可用 forbid sb. to do sth. 形式，有类似用法的 单词还有 allow, permit, advise 等。
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7．owe vt.欠(钱、物、债等)；应当给予 owe sb. sth.或owe sth. to sb.欠某人某物 owe...to... 把……归功于…… owe it to sb. that...多亏某人帮忙 owing to＝because of 因为，由于
[即学即练](1)Don’t forget you still __o_w__e_ 150 yuan to the wine shop.别忘了，你还欠酒店150元钱呢。 (2)He _o_w_e__s_ his success to hard work and practice. 他把他的成功归功于努力工作和实践。 (3)If I have improved in any way, I __o_w_e__ it all to my teacher. 如果说我有一些进步，这应该全部归功于我的老师。 (4)You _o__w_e__ me an apology. 你得向我道歉。 (5)We should do the duty which we __o_w__e_ to our country.我们 应对国家尽我们应尽的义务。
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[即学即练](1)I __o__b_je_c__t _to___ the proposal. 我反对这个提议。 (2)We __o_b_j_e_c_t_t_o__b_e_in__g_t_r_e_a_t_e_d_ like this. 我们抗议这种待遇。 (3)I feel ___a__s_t_ro__n_g_o__b_je__c_ti_o_n__t_o__ getting up early. 我极不愿意早起。
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提示：forbid 后不能直接跟动词不定式做宾语，而是跟动名 词做宾语，也可用 forbid sb. to do sth. 形式，有类似用法的 单词还有 allow, permit, advise 等。
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7．owe vt.欠(钱、物、债等)；应当给予 owe sb. sth.或owe sth. to sb.欠某人某物 owe...to... 把……归功于…… owe it to sb. that...多亏某人帮忙 owing to＝because of 因为，由于
人教版英语选修八 Unit 2 Cloning知识点课件43张
5.owe vi.欠 (账、钱、人情等);归功于…… 教材原句 ①You owe the lady an apology.你该向那位女士道歉。 ◆单句改错 ②Owing the heavy rain, our get-together is cancelled. Owing后加to ③I owe this to the doctor that I am still alive. this→it
buy→buying
◆写作微练 ⑦因为有人可能作弊,所以很多人反对网上投票。(2016江苏书面表达) Because it's likely that someone cheats, many people object to voting on the Internet .
点拨 (1)have no objection to (doing) sth.对(做)某事没有异议 raise an objection to(doing) sth.对(做)某事有异议 (2)object v.反对,不赞成 object to sb./sth./doing sth.不同意、不赞成、反 对…… (3)objective n.目标 adj.真实的,客观的
◆一句多译 我突然想到明天我有一个重要的会议要参加。(2016课标全国Ⅲ书面 表达) ⑨ It strikes me that I have an important meeting to attend tomorrow. (strike) ⑩ It occurs to me suddenly that I have an important meeting to attend tomorrow. (occur)
4.strike vi. & vt.打;撞击;罢工;袭击;报时;划(火柴) n.罢工 教材原句 ①...proves how the idea struck a mixture of fear and excitement into people's hearts.……证明了这一想法是如何使人们感到既兴奋又恐惧 的。
人教课标版高中英语选修8Unit2名词性从句 (共24张PPT)
Sa ----be a teacher(2m) Sb Sc Sd ----take notes(2m) Check answers one by one(2m)
6. Evaluation Time
1. Well, _____ I don’t like the newcomer is none of your business.
which
作主/宾/
表
3. 连接副词： when、 where、why、how
作状语
1. Dividing Groups of four
Student A –
表语从句
Student B – Student C – Student D –
主语从句 宾语从句 同位语从句
5. Expert Time
3. ---Could you do me a favor, Mr. Brown?
---It depends on ______ it is.
A. which B. that C. what
D. who
4. Along with the letter was his promise ____ he would visit me this coming Christmas.
A. what B. that C. who D. how
2. ---Dad, can you give me some advice?
---Why not try your luck downtown, Bob? That’s _____ the best jobs are.
A. where B. what C. when D. why
if / whether
1. I asked her i_f_/__w_h_e_t_h_e_rshe had a bike. 2.W__h_e_t_h_erwe will hold a party in the open air
6. Evaluation Time
1. Well, _____ I don’t like the newcomer is none of your business.
which
作主/宾/
表
3. 连接副词： when、 where、why、how
作状语
1. Dividing Groups of four
Student A –
表语从句
Student B – Student C – Student D –
主语从句 宾语从句 同位语从句
5. Expert Time
3. ---Could you do me a favor, Mr. Brown?
---It depends on ______ it is.
A. which B. that C. what
D. who
4. Along with the letter was his promise ____ he would visit me this coming Christmas.
A. what B. that C. who D. how
2. ---Dad, can you give me some advice?
---Why not try your luck downtown, Bob? That’s _____ the best jobs are.
A. where B. what C. when D. why
if / whether
1. I asked her i_f_/__w_h_e_t_h_e_rshe had a bike. 2.W__h_e_t_h_erwe will hold a party in the open air
人教课标版高中英语选修8Unit2Reading(共22张PPT)
_C_o_n_c_l_u_si_o_n_
The chance of dinosaurs returning to the earth is _m_e_r_e_l_y_a__d_r_ea_m__.
1. 分娩 give birth to… 2. 偶尔 from time to time 3. 白费力气 in vain 4. 意味着mean doing sth
苏醒；复活
1. Others will survive and pass on the ability to resist that disease to the next generation.
2. He found it hard to resist playing computer games.
1. Do you know anything about dinosaurs? 2. Have you ever seen the film Jurassic Park? 3. Do you think it possible to clone dinosaurs?
Enjoy some pictures about dinosaurs.
4. be in good/poor condition 他因吸烟而身体状况欠佳。 His health is in poor condition owing to smoking.
Important words fierce; extinct; wild; diversity; generation; species; habitat; chance possible- possibly- possibility-impossible suit- suitable- unsuitable fair- unfair fortune- fortunately- unfortunately
人教课标版高中英语选修8Unit2grammar(共26张PPT)
The news that they are going to Sydney is exciting.
*The news is that they are going to Sydney.
*The news is exciting.
The fact that he likes playing computer games makes his teacher angry .
Activity 2 Choose the proper introductive words 1.The question ___w_h_o___ should do the work is
being discussed at the meeting. 2. I have no idea _w__h_y_ the driver makes phone call
when driving. 3. The fact __th_a_t_two pupils were killed can’t be
accepted by their parents.
4. I have some doubts _w_h_e_th_e_r_ he is suitable for the job.
5. The problem _w__h_e_n___we should have the meeting in the hall now must be decided at once.
Summary(2): 同位语从句
在复合句中用作 同位语的从句叫同位语从句，它 是_名__词__性___从句之一。引导同位语从句的连接词有 ：从属连词 that, wheth；er连接代词 what ,
3. The news that the movie was on made us all excited.
人教课标版高中英语选修8Unit2reading(共26张PPT)
To learn is to use!
Losing the game _m_a_d_e_h_im__c_a_s_t _do_wn.
cast him down
输掉比赛让他非常沮丧
_D_o_n_’_t_b_e_c_a_s_t_d_o_w_n_._ , man! cheer up！(cast)
不要灰心，伙计，加油！
4. undertake —undertook—undertaken
(1) to agree or promise (答应，承诺) (2) start doing sth.（着手，从事） (3) to make yourself responsible for sth and
start doing it (承担、从事、负责)
•在……方面、与……不同 (adj. different) be different in/ from
•产生影响 (n. difference) make a difference to sb./sth.
还要持续下去
be here to stay
生产与原型完全 make an exact copy of 相同的动植物 another animal or plant
A. agreement C. opposition
B. indifference D. support
V: __o_b_j_e_c_t_____
object to sth./ doing sth./ sb's(sb.) doing sth/ that . have/ make/ raise an objection to sth./sb.
10. obtain 与 attain
obtain （通过长期的努力）得到所需的东西 （信息, what 从句等） attain 获得（权利、成功）；达到（年龄， 水平，状况等）
2016高中英语选修八Unit 2(人教版)优秀PPT课件
cloning.
Ⅱ.根据课文内容，完成语法填空
Cloning is a way of 1.__m_a_k_i_n_g_(make) an exact copy of another animal or plant. 2.__I_t_____ has two major uses. One is 3.__t_h_a_t___ gardeners use it to produce commercial quantities of plants. The other is that it is valuable for research on new species and for medical research on animals. 4.H__o_w_e_v_e_r_， the process of cloning is difficult 5t.o__u_n_d_e_r_t_a(kuendertake)．
5．attain one's ambitions 实现某人的野心
6．大众传播媒体 the_media
7．医学研究 medical_research
8．一方面……另一方面…… on_the_one_hand...
on_the_other_hand 9．适用于……；适当的 be_appropriate_to 10．对……有影响 have_an_impact_on 11．道德问题 moral_questions
新课堂·互动探究 1.Think about how they differ. 想想他们怎样不同。
①不同；相异 differ vi.②不同意，意见相左
①Her method doesn't differ much from mine. 她的方法跟我的没有很大不同。 ②Modern airplanes differ from early ones. 现代飞机跟早期的在很多方面有所不同。 ③I differ with him in how to solve the problem. 对于如何解决该问题，我跟他意见不一致。 ④They differ with each other on moral standards. 关于道德标准，他们的见解不同。
Ⅱ.根据课文内容，完成语法填空
Cloning is a way of 1.__m_a_k_i_n_g_(make) an exact copy of another animal or plant. 2.__I_t_____ has two major uses. One is 3.__t_h_a_t___ gardeners use it to produce commercial quantities of plants. The other is that it is valuable for research on new species and for medical research on animals. 4.H__o_w_e_v_e_r_， the process of cloning is difficult 5t.o__u_n_d_e_r_t_a(kuendertake)．
5．attain one's ambitions 实现某人的野心
6．大众传播媒体 the_media
7．医学研究 medical_research
8．一方面……另一方面…… on_the_one_hand...
on_the_other_hand 9．适用于……；适当的 be_appropriate_to 10．对……有影响 have_an_impact_on 11．道德问题 moral_questions
新课堂·互动探究 1.Think about how they differ. 想想他们怎样不同。
①不同；相异 differ vi.②不同意，意见相左
①Her method doesn't differ much from mine. 她的方法跟我的没有很大不同。 ②Modern airplanes differ from early ones. 现代飞机跟早期的在很多方面有所不同。 ③I differ with him in how to solve the problem. 对于如何解决该问题，我跟他意见不一致。 ④They differ with each other on moral standards. 关于道德标准，他们的见解不同。
人教课标版高中英语选修8unit2grammar (共24张ppt)
2
什么是名词性从句？ 名词性从句有哪几种？ 你能举出一些例子吗？
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Hale Waihona Puke 3名词性从句：在句子中起名词作用的句子。
名词性从句的功能相当于 名词词。组
主 His job is important. 语 What he does is important.
表 This is his job. 语 This is what he does everyday.
名词性从句在句中可以担任：
主语、宾语、表语、 同位语，
因此，根据它在句中不同的语法功能，分为：
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主主语语从句
subject clause
宾宾语语从句
object clause
名词性从句
表表语语从句
predictive
noun clause
同同位位语语从句
appositive clause
3.His trouble is that宾he语d从oe句sn’t know anybody in London.
4.The fact that ships can go the表re语从句 surprises many people.
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同位语从句 6
什么是同位语从句？
如何正确使用同位语从句的引导 词？
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1.概念：
同位语从句
在复合句中做名词的同位语的名词性从句
2.功能：
同位语从句是对名词的进一步解释，说
明名词的具体内容
3.用法：
常跟的抽象名词有：fact 事实 ;idea 想法 ; reason
理由 ; thought想法; order命令 doubt疑惑; news
人教版高中英语选修八课件：Unit 2 Warming up(共34张PPT)
Are the following clones the same? If not, what is the difference?
NO. Dolly is an example of man-made clone. The twins are natural clones.
Discussion
Homework
Surf the Internet and find out more information about cloning.
•
9、有时候读书是一种巧妙地避开思考 的方法 。2021/8/52021/8/5T hursday, August 05, 2021
•
10、阅读一切好书如同和过去最杰出 的人谈 话。2021/8/52021/8/52021/8/58/5/2021 2:01:19 AM
Evil leaders may want to clone themselves.
There are moral objections to cloning human beings.
Advantages of cloning
Medical cloning could produce cures for serious illnesses in humans. Cloning plants can produce plants of similar quality for sale.
Cloning plants can be useful for research on new plant species.
Cloning can help save endangered animals.
True or False
1. Cloning means making a copy of an animal or a plant. F
人教课标版高中英语选修8Unit2Reading(共19张PPT)
the somatic cell nucleus
an egg cell nucleus
egg cell
joined cell
the clone of sheep B
the carrier of the clone an embryo
5. True of false :
1.Four female sheep participate in the
A. 3
B. 6
C. 9 D. 13
Problems: Cloned animals may develop thei_ll_n_e_s_s_e_s_of older animals. Cloned animals may livess_h_o_r_t_e_r_th__a_n the original one.
4. Cloning can help save _en_d_a_n_g_e_r_e_d_a_n_i_m_a_l_s.______
Homework
composition
Surf the Internet to find more information about cloning and you are expected to write a coposition.
3 Some countries continue to accumulate evidence of the abundant medical aid that
cloning could provide. T
We can conclude _______
A. Cloning is good for us. B. Cloning has two aspects. C. If cloning is used in a correct way it can
选修八第二单元知识点(课堂PPT)
My opinion is identical with his.
This picture is identical to the one my mother
has .
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5. Firstly, gardeners use it all the time to produce commercial quantities of plants.
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4. It also happens in animals when twins identical in sex and appearance are …
identical adj. ①完全相同的 (常与with / to连用) ②同一的, 同样的
These two designs are almost identical.
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(1) He will _u__n_d_e_r_ta_k_e__a __jo_u_r_n_e_ynext month (去旅行).
(2) He __u_n_d_e_r_to_o_k_ _a_ _n_e_w_ _t_a_sk_ (承担了一项 新任务).
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7. Then came the disturbing news that Dolly had become seriously ill. 表示方位、时间、或方式的副词或介词短语，如 then, now, here, there, up, down, in, away, off, out, in the room, on the wall等，置于句首时， 句子倒装。 Out rushed the children.
此句中that引导的从句为同位语从句，对news进行 解释说明，that仅起连接词的作用，无意义，不能 省略。
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15.Is it in favour of cloning or against cloning?他 赞成还是反对克隆? in favour of 赞成；有利于
The score was 80 to 78 in favour of the
guest team. 比分是80比78，客队获胜。
The exchange rate is in our favour today. 今天的兑换率对我们有利。 短语：in sb’s favor对某人有利 do sb a favor =do a favor for sb帮某人忙 owe sb.a favour欠某人情
He is doing a commercial course at the local college. 他在本地学院学商业课程。
The play was a commercial success. 这出戏从营利角度看很成功。
6. undertake vt. (undertook; undertaken) The procedure is difficult to undertake, of course. The scientist undertakes the experiment. I can undertake the responsibility for the changes. The lawyer undertook a new case. undertake vt 着手做, 实施，从事, 承担
4. It also happens in animals when twins identical in sex and appearance are …
identical adj. ①完全相同的 (常与with / to连用) ②同一的, 同样的
These two designs are almost identical. My opinion is identical with his. This picture is identical to the one my mother has .
2. In pairs, look at these pictures and discuss which ones are natural clones and which ones are man-made. Explain how they differ. differ vi. 不一致, 不同, 相异
3. It is a way of making an exact copy of another animal and plant.
exact adj. 确切的，精确的
I want to know the exact time.
exactly adv.确切地，正是；恰好 他们的回答完全一样。 Their answers are exactly the same. 那正是我所期待的。 That's exactly what I expected.
9. Cloning scientists were cast down to find that Dolly’s illness were more appropriate to a much older animal. 1）cast down使沮丧, 低沉
be cast down = feel discouraen.
此句中that引导的从句为同位语从句，对news进行 解释说明，that仅起连接词的作用，无意义，不能 省略。
8. pay off
1. At last the determination and patience of scientists paid off …..
即时练习： 将下列句子译成英语 (1) 听到这个消息他很沮丧。
__H_e__w_a_s__c_a_st__d_o_w_n__to__h_e_a_r_t_h_e__n_e_w_s_.___
(2) 发现事情的真相使他很沮丧。
__F_i_n_d_i_n_g_o_u__t _th_e__t_ru__th__m__a_d_e_h_i_m__c_a_s_t_d_o_w_n.
12. have /make a strong/ great impact on… 对…有/产生巨大影响 这本书对其读者产生了极大的影响。 This book made a great impact on its readers. 这场反对吸烟的运动对年轻人有极大的影响. The anti-smoking campaign has had quite an impact on young people.
Unit 2 Cloning Language points
1. clone n. [c] 克隆 vt. 克隆
(1) Dolly the sheep is a _c_lo_n__e__. (2) C_l_o_n_i_n_g_ plants is straightforward. (3) Dolly is a c_l_o_n_e_d_ sheep.
16. owe vt. 欠(账、钱、人情等)；归功于…… ①I owe him ten dollars. = I owe ten dollars to him. 我欠他10美元。 ②The young writer owed his success to his
teacher’s encouragement. 年轻作家把自己的成功归功于他老师的鼓励。 owe sth. to sb. =owe sb. sth. 欠某人某物 owe. . . to. . . 把……归功于
He was much cast down by the failure of the experiment. Don’t be so cast down. Just keep up your spirits. 2）be appropriate to适合于…的，与…相称的 普通鞋不适于下稻田。
Ordinary shoes are not appropriate to fields.
13. Governments became nervous and many forbade research into human cloning.各国政府恐 慌不安, 有许多政府命令禁止克隆人类的研究。 forbid vt.禁止，不准，不许 forbade /forbad, forbidden, forbidding
forbid doing sth forbid sb to do sth (用法与allow,advise等一样）
公共场所应禁止吸烟。 Smoking should be forbidden in public places.
14. Some countries such as China and the UK continued to accumulate evidence of the abundant medical aid that cloning could provide. accumulate vt. /vi. : 收/堆集，积聚/累, 堆积
5. Firstly, gardeners use it all the time to produce commercial quantities of plants.
commercial adj. ①商业的, 贸易的 ②商务的 ③以获利为目的的， 从营利角度出发的
a commercial loan /activity 商业贷款/活动
have objecting to, take objection, feel objection to
object vi.&vt
object to (doing ) sth. object + that 从句
We object to being treated like this. I object to the plan. I object that he is too young to take that position.
10 .On the other hand , Dolly’s appearance raised a storm of objections and had a great impact on the media and public imagination. a storm of:常指感情猛烈爆发或强烈表现 a storm of tears泪如雨下
sb differ from/ with sb on/ about / over /upon sth 某人与某人在....方面意见不同
A and B differ in … 某物与某物在....方面不同
A differs from B 某物与某物不同 difference n.差异, 差别, 分歧, 争论, 差额 different adj.不同的
强调“经过一段比较长的时间由少积多的积累”， 使用范围较广，似乎凡是数量方面的增长都可以 表示。
The company has accumulated great wealth within a few years. accumulation n. 积聚
the accumulation of knowledge 知识的积聚
a storm of protest /applause /cheers/ abuse /criticism /bullets /arrows一阵猛烈的抗议/暴风雨 般的掌声/暴风雨般的欢呼声/辱骂/评击/弹雨/箭雨
11. objection n.反对，异议
I feel a strong objection to getting up early. Have you any objection to my opening the window? objection常与have, take, feel等连用构成词组：