1、高中英語選擇性必修一Unit 2Looking into the Future 詞匯講解1.persuade vt. 說服; 勸說; 使某人相信(1)persuade sb. to do sth. /into doing sth. 說服某人做某事persuade sb. not to do sth. /out of doing sth. 說服某人不要做某事 try to persuade sb. to do sth. 試圖勸說某人做某事(不一定成功)Can you persuade her out of her foolish plans? 你能勸她放棄那些愚蠢的計(jì)劃嗎? Eventually

2、, her mother persuaded her into learning English. 最終, 她媽媽說服了她學(xué)習(xí)英語。拓展：persuade sb. of sth. /that. . . 使某人相信(2)persuasionn. 說服; 說服力(3)persuasiveadj. 有說服力的【即學(xué)活用】用persuade的適當(dāng)形式填空She tried _her husband to give up smoking, but failed. When they do it, youll know your _ was effective. to persuadepersuasion

3、【名師點(diǎn)津】persuade與advise：persuade表示說服, 強(qiáng)調(diào)說服的結(jié)果; advise表示“勸說, 建議”, 對(duì)方不一定接受, 強(qiáng)調(diào)動(dòng)作。“勸說但不一定有效果”應(yīng)表達(dá)為: advise sb. to do sth. 或try to persuade sb. to do sth. 。2. switch n. 開關(guān); 轉(zhuǎn)換器; 改變 v. 改變, 轉(zhuǎn)變; 轉(zhuǎn)換switch on 接通, 開啟switch off(用開關(guān))關(guān)掉; 切斷(電源)switch from. . . to. . . 從往轉(zhuǎn)變*Which switch do I press to turn it off? 我要

4、摁下哪個(gè)開關(guān)來把它關(guān)掉? *She emptied both their cups and switched on the electric kettle. 她倒空了杯子, 打開了電水壺。【即學(xué)活用】用適當(dāng)?shù)慕?、副詞填空“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.

5、保護(hù); 獲得 adj. 安全的; 可靠的 insecure adj. 不安全的; 不穩(wěn)定的; 不牢靠的詞形拓展：(1)security n. 安全, 安全性(2)securely adv. 安全地; 安心地 We must secure the benefits of freedom for ourselves and our children. 我們必須保護(hù)我們自己和孩子們的自由權(quán)益。We need to deal with the insecure nature of our telecom networks. 我們需要解決電信網(wǎng)絡(luò)的不安全性質(zhì)的問題?！炯磳W(xué)活用】 用secure的適當(dāng)形式

6、填空(1)The naughty children skedaddled when the _ guard approached them. (2)You should make a savings plan that _your childs future. securitywill securepreference n. 愛好；偏愛 have a preference for 喜歡或偏愛. 詞形復(fù)習(xí)： prefer vt. 喜歡；偏愛 完成下面短語的含義： prefer A to B _ prefer doing A to doing B _ =prefer_rather than _pr

7、efer to do sth./ prefer doing sth. _寧愿/更喜歡 做某事寧愿做而不愿做to dodo與相比更喜歡You shouldnt show a preference for any one of your children .I prefer to read books rather than watch TV in my spare time .【名師點(diǎn)津】prefer的易錯(cuò)點(diǎn)(1)prefer意為“更喜歡”, 相當(dāng)于like better, 所以prefer一般不與比較級(jí)連用。(2)prefer的過去式、過去分詞為preferred, 現(xiàn)在分詞為preferri

8、ng。5. instant n. 瞬間；片刻 adj. 立即的；速食的；速溶的習(xí)慣用法：in an instant 立刻；馬上 instant noodles 方便面詞形變化：instantly adv. 立即；立刻歸納拓展： the instant / moment / minute 一就.instantly / immediately / directly 一就.例句學(xué)習(xí)：In _instant , the young man took off his coat and jumped into the water .I will tell Tom the good news _I see

9、him .aninstantly6. command v. 命令; 控制 n. (給人或動(dòng)物的)命令; 指令; (尤指對(duì)語言的)掌握短語歸納：(1)have a good command of掌握; 精通(尤指語言)(2)command sb. to do sth. 命令某人做某事command that. . . (should) do sth. 命令【名師點(diǎn)津】command that后接賓語從句的時(shí)候, 從句謂語動(dòng)詞用(should)+動(dòng)詞原形的形式, should可以省略。這類常用詞還有: 一個(gè)堅(jiān)持insist兩個(gè)命令order /command三個(gè)建議suggest /advise/

10、 propose四個(gè)要求ask/ require/ request /demand I have a good command of English and have been to the USA twice. 我英語掌握得很好, 而且去過兩次美國(guó)。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?！炯磳W(xué)活用】語法填空You do have _ good command of English. We command _ passenger

11、s (should)not smoke during the flight. athat7.obey vt. 服從, 聽從; 遵守 vi. 服從, 順從; 聽話積累記憶：(1)反義詞: disobey(2)obey orders服從命令obey the rules 遵守規(guī)則【即學(xué)活用】用obey的適當(dāng)形式填空(1)He had always _ his parents without question. (2) He had been fired for refusing _orders fromthe head office. obeyedto obey8. warning n. 警告; 警

12、示; 先兆How did Moore react to her dads warning? 摩爾對(duì)她父親的警告有何反應(yīng)? 【復(fù)習(xí)積累】warn vt. 警告; 提醒; 通知 vi. 發(fā)出警告, 發(fā)出預(yù)告warn sb. of sth. 警告某人某事warn sb. (not) to do sth. 警告某人(不要)做某事【即學(xué)活用】They warned him _ the dangers of sailing alone again and again but he wouldnt listen. They warned people not _(keep)large amounts of

13、cash in their homes. ofto keep9. early on 在初期; 早先1)We learned pretty early on not to go to the same thing. 我們很早就學(xué)會(huì)了不要去做同一件事。We must, however, find a solution to the threat of global warming early in the 21st century. 然而, 我們必須在21世紀(jì)早期找出全球變暖的解決方案?！驹~塊積累】early in the 21st century /in the early 21st centu

14、ry在21世紀(jì)早期late in the 20th century /in the late 20th century在20世紀(jì)末期10. potential adj. 潛在的; 可能的 n. 潛力; 可能性短語記憶：(1)have the potential to do sth. 有做某事的潛力(能力)(2)potentially adv. 可能地, 潛在地The firm has identified 60 potential customers at home and abroad. 該公司已在國(guó)內(nèi)外找到60個(gè)潛在客戶。 Sunburn is painful and potentiall

15、y dangerous. 曬傷不僅疼, 還有潛在危險(xiǎn)。【即學(xué)活用】(1)語法填空Running outside is _ (potential) dangerous, because roof tiles and glass may fall on you. I believe he has the potential _(make) a good dancer. potentiallyto make11.relevant adj.有關(guān)的；有意義的積累記憶： relevantly adv. 有關(guān)聯(lián)地；切題地 be relevant to 和.有關(guān)His attitude is relevant

16、 to his previous experiences. 12. in this sense 從這種意義上來講In this sense, Emil had been right. 在這種意義上講, 埃米爾是對(duì)的。短語歸納：in a sense 在某種意義上make sense講得通; 有意義make sense of弄懂的意思; 理解This sentence just doesnt make sense, no matter how you read it. 無論你怎樣讀這個(gè)句子, 它還是講不通。Provided you didnt try to make sense of it, it

17、 sounded beautiful. 只要你不非得弄懂它的意思, 它聽上去還是很美的。13. nevertheless adv. 盡管如此; 不過; 然而注意：nevertheless與however的用法區(qū)別: however和nevertheless均可表示無論如何, 不管怎樣。可作副詞也可用作連詞。(1)however表轉(zhuǎn)折關(guān)系, 語氣稍弱于but, 多插在句中, 有時(shí)也放在句首或句尾, 用逗號(hào)將其與其他詞分開。(2)nevertheless可作副詞, 也可作連詞。nevertheless指盡管作出完全讓步, 也不會(huì)發(fā)生任何影響。The news may be unexpected;

18、nevertheless, it is true. 這消息可能是出乎意料的, 然而是真實(shí)的。Our defeat was expected but it is disappointing nevertheless. 我們的失敗是預(yù)料之中的, 但盡管如此還是令人失望。bine v. (使) 集合；混合積累：combine with / and 把與結(jié)合be combined with 與相結(jié)合combination n. 結(jié)合；聯(lián)合in combination with 與相結(jié)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. 反對(duì)；抵制歸納拓展：opposed adj. 反對(duì)的be opposed to sth. / doing sth. 反對(duì)某事Frankly speaking , I am not opposed to the idea .詞形復(fù)習(xí):opposite adj. 相反的；對(duì)面的 prep. 在的對(duì)面i