人教版高考英語(yǔ)基礎(chǔ)知識(shí)、詞匯短語(yǔ)、句式歸納選修7：unit3

1、高考英語(yǔ)基礎(chǔ)知識(shí)掃盲 -人教版選修七 -unit 3 【基礎(chǔ)詞匯】1.anecdote n. 軼事 ;奇聞2.offshore adv.& adj. 近海（的）;離岸 （的）3.telescope n. 望遠(yuǎn)鏡4.shark n. 鯊魚5.conservation n. 保存 ;保護(hù)6.jog vi.& vt. 慢跑 ;輕推;輕撞7.seaside n.& adj. 海邊（的）;海濱 （的） n. 網(wǎng);網(wǎng)狀物 ;網(wǎng)絡(luò)9.tide n. 潮（汐）;潮水 ;潮流10. dimension n. 維（數(shù)）;方面 ;側(cè)面11. cell n. 細(xì)胞;（蜂房的 ）巢室12. seaweed n.海草;海

2、藻13. flashlight n. 閃光信號(hào)燈 ;手電筒;閃光燈14. suck vt.& vi. 吮吸15. boundary n. 界限;分界線16. awesome adj. 使人敬畏的 ; 令人畏懼的17. seal n. 海豹;封條;印章【高頻詞匯】1. witness vt.當(dāng)場(chǎng)見到；目擊 n.目擊者;證人;證據(jù)2. shore n 岸;海濱3.opposite prep.& adj 在.對(duì)面相對(duì)的；相反的4. yell vi.大叫;呼喊 n.叫聲;喊聲5. pause vi.& n .暫停;中止6. teamwork n .協(xié)作;配合7. dive vi.& n. 跳水（的動(dòng)作

3、）;潛水（的動(dòng)作）;俯沖8. flee vi.&vt. 逃避;逃跑;逃離9.drag vt 拖;拉;扯lO.lip n.一片嘴唇;（容器或洞的）邊，口11. urge vt .催促;極力主張 ;驅(qū)策12. aba ndon vt 放棄;遺棄;拋棄13. target n.目標(biāo);靶;受批評(píng)的對(duì)象14. pure adj 純的;純粹的;純潔的15. grey adj. & n.灰色（的）16. shallow adj 淺的;膚淺的;淺顯的17. steep adj 陡峭的【核心詞匯】1. a nn ual adj 每年的;按年度計(jì)算的 n.年刊;年鑒 ann ually adv 每年地2. acc

4、ommodate v 為.提供住宿accommodati on n 住所;住宿3. deep adj 深的depth n 深（度）;深處4. urge vt 催促;極力主張；驅(qū)策urge nt adj 急迫的5. abandon vt 放棄;遺棄;拋棄abandoned adj 被拋棄的；被遺棄的6. relation n.關(guān)系;親戚relationship n.關(guān)系;血緣關(guān)系；交往7. reflect vi.思考 vt.映射仮射;思考reflection n.反映;影像;沉思8. aware adj 意識(shí)到的;知道的 awareness n 知道;意識(shí)9. vivid adj.生動(dòng)的;鮮明的

5、;鮮艷的vividly adv.生動(dòng)地;鮮明地10. neat adj 整齊的;勻稱的neatly adv 整齊地;勻稱地11. narrow adj.狹窄的;有限的;狹隘的narrowly adv 狹窄地;狹隘地12. sharp adj 銳利的;鋒利的sharpen vt.&vi.（使）變鋒利；削尖13. taste v 嘗起來tasty adj 好吃的;可口的14. scare vt 恐嚇 vi.受驚嚇scared adj 驚慌的；嚇壞的15. pension n 養(yǎng)老金;退休金 pensioner n 領(lǐng)取養(yǎng)老金者【詞匯拓展】.reflect 用法小結(jié)reflection n.影像;深

6、思reflect on/upon sth 思考某事reflect sth.from sth.從某物（表面）反射（光、熱、聲等）be lost in reflection 陷入沉思中2. 常見反義詞shallow（淺的）deep 深 的）n arrow（窄的）wide（寬的）3. urge 相關(guān)用法大全urge sb.to do sth 催促某人做某事urge sb.on 鼓勵(lì)/激勵(lì)某人have the urge to do sth 有 做某事的欲望urge that.（should）do sth 極力主張；強(qiáng)調(diào)It is urged that.（should）do sth 堅(jiān)決要求.4. 含詞

7、根“viv/vit 住命）”勺常見單詞vivid adj. 生動(dòng)的survive vi.&vt. 存活;幸存survival n.存活;幸存vital adj.有活力的;重要的vitamin n. 維生素5. help 用法復(fù)習(xí)help sb.do/to do sth 幫助某人干某事help yourself （to sth.）隨便自己動(dòng)手（夾菜吃、用 with the help of sb.=with ones help 在某人的幫助下 help （.）out 幫助（某人）擺脫困境或危難help sb.with/（to）do sth.幫助某人某事/做某事can t help doing s

8、忍不住做某事can t help but do s 只得做某事；不得不做某事短語(yǔ)】1.the Antarctic 南極洲2.upside down 上下翻轉(zhuǎn)3. （be） scared to death 嚇?biāo)懒?. float up to 浮到.上來5. a wit ness to sth 某事的證人1. 對(duì).知道、明白；意識(shí)到 be/become aware of2. 在此期間 ;與此同時(shí) in the meantime3. 幫助（某人）擺脫困境或危難 help （.） out4. （表示空間）在.前面;（表示時(shí)間）比. 更早 ahead of5. 向瞄準(zhǔn) aim at6. 整理;挑出 so

9、rt out7. 認(rèn)真思考某事 reflect on/upon sth【短語(yǔ)拓展】hold 相關(guān)短語(yǔ)集合hold up 耽擱;延誤;舉起hold back 躊躇;阻止hold on 堅(jiān)持;抓住;稍等（電話用語(yǔ) ）hold on to 守住;不賣某物【句式】1.It was a time when the killer whales,or“killers ” as they were then called,helped thwhalers catch the baleen whales that were on their annual migration.那個(gè)時(shí)候 ,虎鯨（當(dāng)時(shí)被稱為 “殺手

10、 ”幫）助捕鯨人在每年須鯨遷徙時(shí)捕捉須鯨。考點(diǎn)提煉句中 a time 表示一段時(shí)間”相當(dāng)于 a period of time 后接 when 引導(dǎo)的定語(yǔ)從句。2.The water was quite shallow but where the reef ended,there was a steep drop to the sandy oceanfloor.水很淺，但到了珊瑚礁的盡頭，就有一個(gè)陡坡，一直下降到滿是沙子的海底。考點(diǎn)提煉 where.,there be.,意為 在.的地方，有.”，where 引導(dǎo)地點(diǎn)狀語(yǔ)從句。當(dāng) where,wherever 指具體地點(diǎn)時(shí)，從句可用于主句之前或之

11、后?！痉聦懢渥印?. 那么貴的書那個(gè)時(shí)候我們買不起。It was a time when we couldn t afford to pay for such expensive books.2. 有志者事竟成。Where there is a will,there is a way.【語(yǔ)篇填空】On the morning of 19th January,I went snorkelling.1.Seeing(see)such extraordinary beauty thinkevery cell in my body woke up and 2Jt was like discoveri

12、ng a whole new dime nsion of life.Duri ng thetrip,I first became aware 3.of the vivid colours surrounding me and the fantastic corals,in and aroundwhich all kinds of elegant fish 4.were(be)swimming.l also found that the fish didn steem to mind meswimmi ng among them.5.But there was still someth ing 6.that made me feel 7.frightened(frighten).Forexample,I didn t want to get close to the eel,t