新版高中英语选择性必修第一册Unit2-Looking-into-the-future-词汇讲解课件.pptx

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1、高中英语选择性必修一高中英语选择性必修一Unit 2Looking into the Future 词汇讲解词汇讲解1.persuade vt. 说服说服; 劝说劝说; 使某人使某人相信相信(1)persuade sb. to do sth. /into doing sth. 说服某人做某事说服某人做某事persuade sb. not to do sth. /out of doing sth. 说服说服某人不要做某事某人不要做某事 try to persuade sb. to do sth. 试图劝说某人试图劝说某人做某事做某事(不一定不一定成功成功)Can you persuade her

2、 out of her foolish plans? 你能劝她放弃那些愚蠢的计划吗你能劝她放弃那些愚蠢的计划吗? Eventually, her mother persuaded her into learning English. 最终最终, 她妈妈说服了她学习英语她妈妈说服了她学习英语。拓展：拓展：persuade sb. of sth. /that. . . 使使某人相信某人相信(2)persuasionn. 说服说服; 说服力说服力(3)persuasiveadj. 有说服力的有说服力的【即学活用即学活用】用用persuade的适当形式填空的适当形式填空She tried _her h

3、usband to give up smoking, but failed. When they do it, youll know your _ was effective. to persuadepersuasion【名师点津名师点津】persuade与与advise：persuade表示说服表示说服, 强调说服的结果强调说服的结果; advise表示表示“劝说劝说, 建议建议”, 对方不一定接受对方不一定接受, 强强调动作。调动作。“劝说但不一定有效果劝说但不一定有效果”应表达为应表达为: advise sb. to do sth. 或或try to persuade sb. to do

4、 sth. 。2. switch n. 开关开关; 转换器转换器; 改变改变 v. 改变改变, 转变转变; 转换转换switch on 接通接通, 开启开启switch off(用开关用开关)关掉关掉; 切断切断(电源电源)switch from. . . to. . . 从从往往转变转变*Which switch do I press to turn it off? 我要摁下哪个开关来把它关掉我要摁下哪个开关来把它关掉? *She emptied both their cups and switched on the electric kettle. 她倒空了杯子她倒空了杯子, 打开了电水壶

5、。打开了电水壶。【即学活用即学活用】用用适当的介、副词填空适当的介、副词填空“Switch _ the computer and get to bed, ” I yell, as I get ready to turn off my own bedroom light. When you first switch _ an iPhone, you are asked for your Apple account. offon3. secure vt. 保护保护; 获得获得 adj. 安全的安全的; 可靠可靠的的 insecure adj. 不安全的不安全的; 不稳定的不稳定的; 不牢靠的不牢靠

6、的词形拓展：词形拓展：(1)security n. 安全安全, 安全性安全性(2)securely adv. 安全地安全地; 安心地安心地 We must secure the benefits of freedom for ourselves and our children. 我们必须保护我们自己和孩子们的自由权益。我们必须保护我们自己和孩子们的自由权益。We need to deal with the insecure nature of our telecom networks. 我们需要解决电信网络的不安全性质的问题。我们需要解决电信网络的不安全性质的问题。【即学活用即学活用】 用用

7、secure的适当形式填空的适当形式填空(1)The naughty children skedaddled when the _ guard approached them. (2)You should make a savings plan that _your childs future. securitywill secure4.preference n. 爱好；偏爱爱好；偏爱 have a preference for 喜欢或偏爱喜欢或偏爱. 词形复习：词形复习： prefer vt. 喜欢；偏爱喜欢；偏爱 完成下面短语的含义：完成下面短语的含义： prefer A to B _ p

8、refer doing A to doing B _ =prefer_rather than _prefer to do sth./ prefer doing sth. _宁愿宁愿/更更喜欢喜欢 做做某事某事宁愿做宁愿做而而不愿做不愿做to dodo与与相比更喜欢相比更喜欢You shouldnt show a preference for any one of your children .I prefer to read books rather than watch TV in my spare time .【名师点津名师点津】prefer的易错点的易错点(1)prefer意为意为“更喜

9、欢更喜欢”, 相当于相当于like better, 所所以以prefer一般不与比较级连用。一般不与比较级连用。(2)prefer的过去式、过去分词为的过去式、过去分词为preferred, 现在现在分词为分词为preferring。5. instant n. 瞬间；片刻瞬间；片刻 adj. 立即的；速食的；速溶的立即的；速食的；速溶的习惯用法：习惯用法：in an instant 立刻；马上立刻；马上 instant noodles 方便面方便面词形变化：词形变化：instantly adv. 立即；立即；立刻立刻归纳拓展：归纳拓展： the instant / moment / minut

10、e 一一就就.instantly / immediately / directly 一一就就.例句学习：例句学习：In _instant , the young man took off his coat and jumped into the water .I will tell Tom the good news _I see him .aninstantly6. command v. 命令命令; 控制控制 n. (给人或动物的给人或动物的)命令命令; 指令指令; (尤指对语言的尤指对语言的)掌握掌握短语短语归纳：归纳：(1)have a good command of掌握掌握; 精通精通

11、(尤指语言尤指语言)(2)command sb. to do sth. 命令某人做某事命令某人做某事command that. . . (should) do sth. 命令命令【名师点津名师点津】command that后接宾语从句的时候后接宾语从句的时候, 从句从句谓语动词用谓语动词用(should)+动词原形的形式动词原形的形式, should可以省略。可以省略。这类常用词还有这类常用词还有: 一个坚持一个坚持insist两个命令两个命令order /command三个建议三个建议suggest /advise/ propose四个要求四个要求ask/ require/ request

12、/demand I have a good command of English and have been to the USA twice. 我英语掌握得很好我英语掌握得很好, 而且去过两次美国。而且去过两次美国。He commanded his men to retreat at once. He commanded that his men (should) retreat at once. 他命令手下立刻撤退。他命令手下立刻撤退。【即学活用即学活用】语法语法填空填空You do have _ good command of English. We command _ passenge

13、rs (should)not smoke during the flight. athat7.obey vt. 服从服从, 听从听从; 遵守遵守 vi. 服从服从, 顺从顺从; 听话听话积累积累记忆：记忆：(1)反义词反义词: disobey(2)obey orders服从服从命令命令obey the rules 遵守遵守规则规则【即学活用即学活用】用用obey的适当形式填空的适当形式填空(1)He had always _ his parents without question. (2) He had been fired for refusing _orders fromthe head

14、 office. obeyedto obey8. warning n. 警告警告; 警示警示; 先兆先兆How did Moore react to her dads warning? 摩尔对她父亲的警告有何反应摩尔对她父亲的警告有何反应? 【复习积累复习积累】warn vt. 警告警告; 提醒提醒; 通知通知 vi. 发出警告发出警告, 发出预告发出预告warn sb. of sth. 警告警告某人某某人某事事warn sb. (not) to do sth. 警告警告某人某人(不要不要)做某做某事事【即学活用即学活用】They warned him _ the dangers of sai

15、ling alone again and again but he wouldnt listen. They warned people not _(keep)large amounts of cash in their homes. ofto keep9. early on 在在初期初期; 早先早先1)We learned pretty early on not to go to the same thing. 我们很早就学会了不要去做同一件事。我们很早就学会了不要去做同一件事。We must, however, find a solution to the threat of global

16、 warming early in the 21st century. 然而然而, 我们必须在我们必须在21世纪早期找出全球变暖的世纪早期找出全球变暖的解决方案。解决方案。【词块积累词块积累】early in the 21st century /in the early 21st century在在21世纪早期世纪早期late in the 20th century /in the late 20th century在在20世纪末期世纪末期10. potential adj. 潜在的潜在的; 可能可能的的 n. 潜力潜力; 可能性可能性短语记忆：短语记忆：(1)have the potenti

17、al to do sth. 有有做某事的潜力做某事的潜力(能力能力)(2)potentially adv. 可能地可能地, 潜在地潜在地The firm has identified 60 potential customers at home and abroad. 该公司已在国内外找到该公司已在国内外找到60个潜在客户。个潜在客户。 Sunburn is painful and potentially dangerous. 晒伤不仅疼晒伤不仅疼, 还有潜在危险。还有潜在危险。【即学活用即学活用】(1)语法填空语法填空Running outside is _ (potential) dang

18、erous, because roof tiles and glass may fall on you. I believe he has the potential _(make) a good dancer. potentiallyto make11.relevant adj.有关的；有意义的有关的；有意义的积累记忆：积累记忆： relevantly adv. 有关联地；切题地有关联地；切题地 be relevant to 和和.有关有关His attitude is relevant to his previous experiences. 12. in this sense 从从这种意

19、义上这种意义上来讲来讲In this sense, Emil had been right. 在这种意义上讲, 埃米尔是对的。短语短语归纳：归纳：in a sense 在某种意义上在某种意义上make sense讲得通讲得通; 有意义有意义make sense of弄懂弄懂的意思的意思; 理解理解This sentence just doesnt make sense, no matter how you read it. 无论你怎样读这个句子无论你怎样读这个句子, 它还是讲不通。它还是讲不通。Provided you didnt try to make sense of it, it sou

20、nded beautiful. 只要你不非得弄懂它的意思只要你不非得弄懂它的意思, 它听上去还是很它听上去还是很美的。美的。13. nevertheless adv. 尽管如此尽管如此; 不过不过; 然而然而注意：注意：nevertheless与与however的用法区别的用法区别: however和和nevertheless均可表示无论如均可表示无论如何何, 不管怎样。可作副词也可用作连词。不管怎样。可作副词也可用作连词。(1)however表转折关系表转折关系, 语气稍弱于语气稍弱于but, 多多插在插在句中句中, 有时也放在句首或句尾有时也放在句首或句尾, 用用逗号将其与其逗号将其与其他

21、词分开。他词分开。(2)nevertheless可作副词可作副词, 也可作连词。也可作连词。nevertheless指尽管作出完全让步指尽管作出完全让步, 也不会发生也不会发生任何影响。任何影响。The news may be unexpected; nevertheless, it is true. 这消息可能是出乎意料的这消息可能是出乎意料的, 然而是真实的。然而是真实的。Our defeat was expected but it is disappointing nevertheless. 我们的失败是预料之中的我们的失败是预料之中的, 但尽管如此还是令但尽管如此还是令人失望。人失望。

22、bine v. (使使) 集合；混合集合；混合积累：积累：combine with / and 把把与与结合结合be combined with 与与相结合相结合combination n. 结合；联合结合；联合in combination with 与与相结合相结合We should combine theory with/ and practice .The firm is working on a new product in combination with several overseas partners .15.oppose vt. 反对；抵制反对；抵制归纳归纳拓展：拓展：opp

23、osed adj. 反对的反对的be opposed to sth. / doing sth. 反对某事反对某事Frankly speaking , I am not opposed to the idea .词形词形复习复习:opposite adj. 相反的；对面的相反的；对面的 prep. 在在的对面的对面in the opposite direction 朝相反方向朝相反方向16.absence n. 不存在；缺乏；缺席不存在；缺乏；缺席归纳归纳:in / during ones absence from在某人不在在某人不在时时absent adj. 缺席缺席的的be absent f

24、rom . 缺席缺席.In the absence of wolves , deer population also grew quickly .He is always absent from school.17.keep in touch with (与与) 保持联系；了解保持联系；了解短语积累：短语积累：get in touch with . 取得联系；接触取得联系；接触lose touch with 与与失去联系失去联系 词形复习：词形复习：touching adj. 令人感动的令人感动的touched adj. 感动感动的的We should keep in touch with o

25、ur former classmates .18.resist v. 抵制；反抗；抵挡抵制；反抗；抵挡短语短语归纳：归纳：resist doing sth. 反对、抵制做某事反对、抵制做某事cant resist doing sth . 忍不住所某事忍不住所某事I have a sweet tooth and cant resist eating chocolate and ice cream .词形拓展：词形拓展：resistance n. 反对；抵抗反对；抵抗resistant adj. 有抵抗力的；抵制的有抵抗力的；抵制的be resistant to 对对有抵抗力；对有抵抗力；对是抵制的是抵制的