冀教版九年級(jí)英語(yǔ)上冊(cè) UNIT 5 Look into Science 一課一練（基礎(chǔ)）（含答案）

UNIT 5Look into ScienceLesson 25Lets Do an Experiment！1. _adj. 正確的；恰當(dāng)?shù)?. _n. 方法3. _n. 力量 v. 迫使；強(qiáng)迫4. experiment n. _5. jar n. _6. upside n. _7. pour v. _8. scientific adj. _9. raincoat n. _10. pressure n. _11. conclude v. _1. scientific_(n. 科學(xué)家)2. conclude_(n. ) 1. _把翻轉(zhuǎn)，倒過(guò)來(lái)2. _涌出3. _科學(xué)方法4. _把拿開5. _做實(shí)驗(yàn)6. _用裝滿7. _穿上；戴上；上演8. _確信1. 我用一張硬紙板蓋住頂部，把它舉在那里。I _the top _ a piece of cardboard and hold it there. 2. 然后我把廣口瓶倒過(guò)來(lái)并且把我的手從硬紙板上拿開。Then I _ the jar _ _ and take my hand off the cardboard. 3. 我如此確信我的理論以至于布賴恩可以在你的頭上方做這個(gè)實(shí)驗(yàn)，并且我知道你不會(huì)被淋濕。I _ _ _ _ my theory _ Brian can do the experiment over your head and I know you wont get wet. 4. 壓力大到足以托住水。It is _ _ _ hold the water. 5. 所以我們發(fā)現(xiàn)了什么？So what have we _？Lesson 26Keep the Candle Burning1. _n. 火柴 v. 相稱；相配2. holder n. _3. shallow adj. _4. lighter n. _5. examine v. _6. oxygen n. _1. holder_(v. )2. shallow_(反義詞)3. examine_(n. )1. _用光；用完2. _由組成3. _多遠(yuǎn)4. _五分之一1. 保持蠟燭燃燒。_ the candle _. 2. 倒半碟水。_ the dish half full _ water. 3. 水面上升了多少？_ _ does the water rise?4. 小心地把廣口瓶放在蠟燭上方直到廣口瓶的頂部挨住盤子。Carefully put the jar over the candle _the top of the jar rests on the dish. 5. 當(dāng)蠟燭停止燃燒的時(shí)候，它已經(jīng)用光了空氣中所有的氧氣。When the candle stops burning，it has _ _ all the oxygen in the air. 6. 因?yàn)檠鯕獯蠹s占空氣的五分之一，所以水上升并填充大約廣口瓶的五分之一。Because about _ _ _ the air is _ _ _ oxygen，the water rises and fills about one fifth of the jar. Lesson 27Planet Danny1. _ adv. 當(dāng)然；確定；肯定2. _conj. 除非；如果不3. _ n. & adj. & adv. 兩倍(的)；雙倍(的)4. telescope n. _5. solar adj. _6. mystery n. _certainly_(adj. )1. _太陽(yáng)系2. _在夜間，在晚上3. _調(diào)轉(zhuǎn)方向；轉(zhuǎn)身4. _即使；縱然1. 你想用望遠(yuǎn)鏡看什么？What _ you _ to look at with a telescope? 2. 我告訴我爸爸我們正在學(xué)習(xí)太陽(yáng)系。I _my father _we were studying the solar system. 3. 丹尼把望遠(yuǎn)鏡轉(zhuǎn)過(guò)來(lái)，再次從中看過(guò)去。Danny _the telescope_and looks through it again. 4. 我認(rèn)為你找不到，除非你有一個(gè)更大的望遠(yuǎn)鏡。I dont think you can find one _ you have a bigger telescope. 5. 實(shí)際上，有你房子的兩倍大！Actually，_ _ _of your house!6. 好吧，即使我找不到一顆行星也值得一試。Well，its worth a try，_ _ I dont find a planet. Lesson 28The Study of Living Things1. _ adj. 奇異的；了不起的；極好的. biology n. _3. butterfly n. _4. migrate v. _5. completely adv. _6. grandchild n. _7. female n. _8. milkweed n. _9. chemical n. _10. puzzling adj. _1. completely_(adj. )2. grandchild_(復(fù)數(shù))3. female_(對(duì)應(yīng)詞)4. puzzling_(n. )1. _ 引起某人的注意2. _長(zhǎng)大成人3. _砍倒；縮減4. _擔(dān)心1. 有關(guān)這種蝴蝶的奇異現(xiàn)象一直吸引著泰勒博士的注意。Fantastic facts about the butterfly have been _ Dr. Taylors _. 2. 在墨西哥，蝴蝶總是回到同一片只有20千米寬的小樹林里。In Mexico，the butterflies always return to the same small piece of forest，which is only _ _ _. 3. 多達(dá)2. 3億只蝴蝶在這里過(guò)冬。Here，_ _ _ 230 million butterflies spend the winter. 4. 科學(xué)家們還是不明白蝴蝶是怎么知道什么時(shí)候飛向南方的。Scientists still dont understand_ the butterflies know _ _ fly south. 5. 這對(duì)很多科學(xué)家來(lái)說(shuō)既是迷惑的又是有趣的。This is _ puzzling _ interesting for many scientists. Lesson 29DNAThe Story of You1. _ adj. 一般的；普遍的2. _ v. 重復(fù)；復(fù)述；背誦3. _ n. 孫子；外孫4. _n. 孫女；外孫女5. _n. 指示；說(shuō)明6. blueprint n. _7. complex adj. _8. twin n. _9. pattern n. _10. identify v. _11. related adj. _pattern_(近義詞)1. _一般而言；通常2. _除之外3. _與相關(guān)4. _數(shù)十億計(jì)的；大量5. _和一樣6. _不但而且1. 一般而言，藍(lán)圖就是一幅圖紙，它顯示一座房子的構(gòu)造。_ _， a blueprint is a drawing that shows how to put a house together with many different parts. 2. 但創(chuàng)造一個(gè)生物比蓋房子要復(fù)雜得多。But building a living thing is _ _ _ than building a house. 3. 除了一些雙胞胎，每一個(gè)生物都有自己獨(dú)一無(wú)二的DNA。_ _ some twins，every living thing has its own unique DNA. 4. 例如，你的手指和頭發(fā)有相同的DNA。For example，your finger has _ _DNA_ your hair. 5. 從你的DNA中，科學(xué)家們不但能夠辨認(rèn)出你，而且能夠辨認(rèn)出和你有血緣關(guān)系的人。From your DNA，scientists can identify _ _ you，_ _ people who are related to you. 6. 你的DNA中有數(shù)十億的指令，來(lái)解釋你為什么是現(xiàn)在這個(gè)樣子。Your DNA has _ _instructions _ explain why you are the way you are. Lesson 30Science Affects Us1. _ v. 建議，提議；暗示2. _ n. 發(fā)展 3. _ n. 移動(dòng)電話4. _ n. 發(fā)現(xiàn)；發(fā)覺(jué)5. affect v. _1. suggest_(n. )2. mobile phone_(近義詞)3. development_(v. )4. discovery_(v. )1. _使翻轉(zhuǎn)2. _向上推3. _向下按4. _在正確位置；準(zhǔn)備就緒1. 我建議你也試一下！I _ you try it，too!2. 用硬紙板蓋住廣口瓶，再把廣口瓶倒過(guò)來(lái)。_ the jar _ the cardboard and _ the jar _. 3. 作用在硬紙板向上的空氣壓力比廣口瓶中的水作用在硬紙板向下的壓力更高。The air pressure _ _ on the cardboard is higher than that of the water pushing down from inside the jar. 4. 廣口瓶外面的更高的空氣壓力把硬紙板托在原位置。The higher air pressure outside the jar holds the cardboard _ _. 5. 我一直想知道沒(méi)有電腦和手機(jī)生活會(huì)是怎樣的。I always _ what life would be like without computers or mobile phones. 6. 科學(xué)發(fā)現(xiàn)正使我們的生活越來(lái)越好。Scientific discoveries are making our lives _ _ _. 參考答案UNIT 5 Look into ScienceLesson 25Lets Do an Experiment!核心單詞1.correct2.method3.force4.實(shí)驗(yàn)；試驗(yàn)5廣口瓶；罐子6.上部；上邊7.倒出；傾倒8.科學(xué)的9雨衣10. 壓力，壓強(qiáng)；擠壓11.得出結(jié)論；斷定；推斷出單詞變形1.scientist2.conclusion核心短語(yǔ)1.turnupside down2.pour out3scientific method4.takeoff5.do an experiment6fillwith7.put on8.be sure of重點(diǎn)句型1.cover；with2.turn；upside down3am so sure of；that4.strong enough to5.discoveredLesson 26Keep the Candle Burning核心單詞1.match2.支托物；持有者3.淺的4打火機(jī)；點(diǎn)火器5.檢查6.氧氣單詞變形1.hold2.deep3.examination核心短語(yǔ)1.use up2.be made up of3.how far4.one fifth 重點(diǎn)句型1.Keep；burning2.Fill；with3.How far4until5.used up6.one fifth of；made up ofLesson 27Planet Danny核心單詞1.certainly2.unless3.double4.望遠(yuǎn)鏡5太陽(yáng)的；關(guān)于太陽(yáng)的6.神秘事物；奧秘單詞變形certain核心短語(yǔ)1.solar system2.at night3.turn around4even if 重點(diǎn)句型1.would；like2.told；that3.turns; around4unless5.double the size6.even ifLesson 28The Study of Living Things核心單詞1.fantastic2.生物學(xué)；生物3.蝴蝶4移居；遷徙5.完全地6.孫子；孫女；外孫；外孫女7雌性的動(dòng)物或植物；女子8.(植)馬利筋9.化學(xué)物質(zhì)10令人費(fèi)解的單詞變形plete2.grandchildren3.male4.puzzle核心短語(yǔ)1.draw ones attention2.grow up3.cut down4worry about重點(diǎn)句型1.drawing；attention2.20 kilometres wide3as many as4.how；when to5.both；andLesson 29DNAThe Story of You核心單詞1.general2.repeat3.grandson4granddaughter5.instruction6.藍(lán)圖7.復(fù)雜的 8雙胞胎之一；孿生兒之一9.模式；形式10.確認(rèn)；鑒別11有關(guān)的；相關(guān)的單詞變形form核心短語(yǔ)1.in general2.except for3.be related to4billions of5.the sameas6.not onlybut also重點(diǎn)句型1.In general2.far more complex3.Except for4the same；as5.not only；but also6.billions of；thatLesson 30Science Affects Us核心單詞1.suggest2.development3.mobile phone4discovery5.影響單詞變形1.suggestion2.telephone/phone3.develop4discover核心短語(yǔ)1.turnover2.push up3.push down4.in place 重點(diǎn)句型1.suggest2.Cover；with；turn；over3.pushing up4in place5.wonder6.better and better12