高二英語(yǔ)人教版選修8學(xué)案：詞匯解析Unit5MeetingyourancestorsWord版含解析

1、課堂導(dǎo)學(xué)基礎(chǔ)鞏固一、詞匯詳解1 .tentative adj. 不確定的，試探性的【典型例句】We have made a tentative arrangement to meet them next month.我們已做了暫時(shí)安排下周去見他們?！鞠嚓P(guān)鏈接】tentatively adv.暫時(shí)地，猶豫地tentativeness n.暫時(shí)，嘗試a tentative smile勉強(qiáng)的微笑a tentative suggestion 試探性建議a tentative agenda 暫定議程tentative prices 暫定價(jià)格2 .alternative n. adj. 抉擇，選擇【典型例

2、句】We have no alternative but to go on.除了繼續(xù)下去，我們沒有選擇的余地。He has an alternative suggestion.他有一個(gè)可供選擇的建議?！疽c(diǎn)歸納】have no alternative but to do sth. 除夕卜另U無選擇 ; 只有【相關(guān)鏈接】alternatively adv.二中擇一地 alternate vt. vi.交替、輪流3.1 nterrupt vt. 打斷，中止【典型例句】Don t interrupt me when I am busy.我正忙的時(shí)候請(qǐng)不要來打擾我。He interrupted col

3、lege to serve in the army.他中斷大學(xué)學(xué)業(yè)到軍隊(duì)去服役?！疽c(diǎn)歸納】interrupt 中斷=break in4.assume vt.假定，設(shè)想，認(rèn)為；假裝；擔(dān)任【典型例句】Let s assume him (to be)correct.讓我們假定他是正確的。I assume you always get up at the same time.我認(rèn)為你總是同一個(gè)時(shí)間起床。The look of innocence she assumed had us all fooled.她裝出清白無辜的樣子把我們都愚弄了。He assumes his new responsibil

4、ities next month.他下月承擔(dān)新任務(wù)?！疽c(diǎn)歸納】assume sb./sth.+to be+adj/n.假定某人 /某物assume sth.Ahat彳度定5.preserve vt.保護(hù)；維護(hù);保存；腌制【典型例句】It is one of the duties of the police to preserve public order.警察的職責(zé)之一是維持公共秩序。You can preserve meat or fish by drying them.你可以用曬干的辦法保存肉或魚。He can preserve eggs in salt.他會(huì)腌雞蛋。【相關(guān)鏈接】pres

5、erve保護(hù),保存;腌制”，強(qiáng)調(diào)使之完好無損或質(zhì)量不變，常與食品、博物 館的展品搭配conserve保持，保護(hù)”，強(qiáng)調(diào)珍惜、節(jié)用”reserve指意見，看法等的 保留”，座位的 預(yù)訂”6.significance n.重要；意義；價(jià)值【典型例句】What is the significance of this speech?這個(gè)講話有什么意義？The significance for college students of doing a part-time job means more than money and experience.大學(xué)生打工的意義還不僅在于錢和經(jīng)驗(yàn)?！鞠嚓P(guān)鏈接】imp

6、ortance,consequence,significance 辨析:importance指茶身具有重大價(jià)值、意義、影響等 ”consequence指具有或可能具有重要或深遠(yuǎn)的后果”significance指馬上顯示其特殊重要意義”of no(little)significance 無關(guān)緊要的7 .arrest vt.逮捕；阻止；吸引【典型例句】The criminal was arrested for killing yesterday.罪犯昨天因殺人而被捕了。Poor food arrests the natural growth of children.粗劣食物妨礙兒童的自然成長(zhǎng)。Th

7、e bright colors of the flowers arrested Susan s attention.花的艷麗色彩引起了蘇珊的注意?！鞠嚓P(guān)鏈接】arrest sb s attention/eye某人注意under house arrest 在軟禁中8 .relief n.減輕或解除；救濟(jì)【典型例句】I felt great relief when I heard I had passed the exam.聽說我已通過了考試，感到輕松多了。They sent relief to flood victims.他們將救濟(jì)物資運(yùn)送給遭受水災(zāi)的災(zāi)民?！鞠嚓P(guān)鏈接】on relief接受救濟(jì)

8、for the relief of 為了救濟(jì)go on relief 靠救濟(jì)金生活to one s relief某人大為放心in high(low)relief 高(低)浮雕的9 .affection n. 戀愛；喜愛【典型例句】I tried to win her affection.我盡力討她的歡心。The old king was held in great affection.年老的國(guó)王極受愛戴?！鞠嚓P(guān)鏈接】have an affection for/towards sb.喜歡某人set one s affections on sb.鐘愛某人affectionate adj.示愛的be

9、 affectionate toward sb.愛某人affectionately adv.心痛的10 .(every)now and then 時(shí)而【典型例句】We heard the students sing this pop song (every)now and then.我時(shí)而聽到學(xué)生唱這首流行歌曲?！鞠嚓P(guān)鏈接】下列單詞或詞組與(every)now and then 意義相近： at timesfrom time to timeonce in a while occasionally 11.be prepared to do sth.準(zhǔn)備做某事 【典型例句】The students

10、 are prepared to answer the teacher s questions.學(xué)生們都準(zhǔn)備好回答老師的問題?！鞠嚓P(guān)鏈接】be prepared for sth. 對(duì)做好準(zhǔn)備make preparations for 為某事作準(zhǔn)備in preparation for 為某事而準(zhǔn)備prepare dinner 做飯12.lead to 導(dǎo)致，引領(lǐng)【典型例句】Too much work and too little rest often leads to illness.超負(fù)荷的工作，很少休息通常會(huì)導(dǎo)致生病。All roads lead to Rome.條條大路通羅馬(殊途同歸)。

11、【相關(guān)鏈接】(1)lead sb. to do sth.使做(2) lead sb.to+n.帶領(lǐng)通往/到(3)動(dòng)詞+介，to構(gòu)成的常用短語(yǔ)：look forward to 盼望pay attention to 注意get down to 開始于belong to 屬于 point to 指向 come to 蘇醒 devote to 貢獻(xiàn)給stick to堅(jiān)持refer to談到，涉及object to 反對(duì) reply to 答復(fù)add to增加compare - to 把比作二、句型必背1.It is likely that he will do it very well.他可能做得很好

12、。【要點(diǎn)提示】It is likely/unlikely that很可能(不可能)【典型例句】It is likely that what he said is true.=What he said is likely to be true.他的話可能是真的?！鞠嚓P(guān)鏈接】be likely to do sth.可能做某事it seems that 彳以乎2. - which suggested that they might have kept the fire burning all winter.這意味著他們可能整個(gè)冬天都在燒火?！疽c(diǎn)提示】suggest作暗示，意味，表明”解時(shí)，其后的賓

13、語(yǔ)從句中不用虛擬語(yǔ)氣?！镜湫屠洹縃is accent suggested that he was from the south.他的口音表明他來自南方?！鞠嚓P(guān)鏈接】在表示命令、要求、建議等含義的動(dòng)詞后接的賓語(yǔ)從句中，其謂語(yǔ)動(dòng)詞應(yīng)用should+動(dòng)詞原形(should可省略)。常 見 的這類 動(dòng)詞有：order,demand,command,request,require,ask,propose,desire,insist,民 suggest,advise 等。但當(dāng)insist含義為 堅(jiān)持認(rèn)為，堅(jiān)持說”時(shí)，其后的賓語(yǔ)從句不用虛擬語(yǔ)氣。3.So we think it is reasonable to assume they lived in these caves,regardle