2019-2020年高一英語 Book3 Unit4 Astronomy學(xué)案1 人教新目標教師寄語：Love is ever the beginning of knowledge as fire is of light. 知識總是從愛好開始，猶如光總是從火開始一樣。單詞自主學(xué)習(xí)學(xué)案英漢互譯：天文學(xué)_ 系統(tǒng)，體制，制度_ 太陽系_ 宗教，宗教信仰_ 學(xué)說，理論_ 原子 _萬億，十億 _球體，地球儀，地球_ 猛烈地，激烈的, 強暴的_及時，終于_ 碳_ 大氣層，氣氛_不同，不像_ 基本的，基礎(chǔ)的_ 有害的 _酸 _鏈子，連鎖，鎖鏈_ 乘，增加_ 氧 _下蛋 _存在，生存_ 產(chǎn)生，分娩 _因此，于是_ 輪到某人，接著_ 二氧化物_ 二氧化碳 _阻止，制止_ 謎，難題 _生物學(xué)_ 生物學(xué)家_ 重力_衛(wèi)星，人造衛(wèi)星_ 溫和的，文雅的_ 物理學(xué)家_ 擋住（光線）_ 氣候_ 碰撞，墜落 _宇宙飛船 _拉，托，牽引力_ 感到高興，感到振奮_ 使浮動，使漂浮_ 既然_ 突發(fā)，爆發(fā) _密切注視，當心，提防_Astronomer_ solar_ Big Bang_global_ nitrogen_ vapor_ presence_ dissolve_ reaction_ shellfish_ amphibian_ reptile_dinosaur_mammal_geologist_ extinct _et_ lessen_ weightlessly_ cabin_ get the hang of_ exhaust_單詞課內(nèi)探究學(xué)案1. system n.c 系統(tǒng)；體系；制度；方法 systematic adj. 有系統(tǒng)的; 有條理的The solar system includes the sun and its eight planets. 太陽系包括太陽和它的八顆行星。The _ _ (教育系統(tǒng)) operates very differently in the US and China.2in time 及時；最終；遲早 典例 1). They caught the bus in time. 他們及時趕上了汽車。2). If you keep on, you will succeed in time. 如果堅持下去，你們總有一天會成功的。短語歸納 time短語：in time for sth./ to do sth. 及時；不遲in no time 立刻；馬上at one time 一度，曾經(jīng) at times有時，間或at the same time 同時，但還是 at no time永不 on time 按時；準時have a good/nice/hard time (in) doing sth It s (high/about) time that sb. did/ should do sth. 是做某事的時候了It iswas the 1st2nd3rd.time that sb. havehad done sth. 3.fundamental adj. 基本的，基礎(chǔ)的Hard work is _ to success. 勤奮工作是成功的基礎(chǔ).There is a fundamental difference between the two points of view. 譯: (這兩個觀點有根本的區(qū)別.)4. harmful adj. 有害的；傷害的 harm n.&vt. 傷害（某人） 典例Many people are aware of the harmful effects of smoking. 很多人都意識到吸煙的危害。重點用法be harmful to sb./sth. 對有害 do harm to sb.= do sb. harm = harm sb. 對有害；傷害練習(xí) 根據(jù)句子的意思在括號里填入適當?shù)脑~或翻譯。1). Everyone knows that smoking is _ to your health.2). In many cases, too much care for children from parents might even do _ to their growth.3). 在陽光下看書對你的眼睛傷害很大。_5.multiply t. &vi 乘；增加3 _ 5 is 15. 三乘五等于十五. (multiplied by)One can make 12 by _ 2 and 6 (together). 以2、6相乘可得12. (multiplying)When animals have more food, they generally multiply faster. 譯：(動物吃得越多，通常繁殖得也越快.)6.lay eggs 下蛋l(fā)ay vt. 放，擱，產(chǎn)卵-laid-laidShe laid the baby down gently on the bed. 譯: ( 她把嬰兒輕輕地放在床上.)_ for dinner. 擺桌子吃飯。(lay the table)lie 平躺，位于laylain說謊lied lied 7. exist vi. 存在；生存 existence n. 存在典例1). Does life exist on Mars? 火星上有生命嗎? 2). I can hardly exist on the wage I m getting. 我靠我掙的工資簡直難以糊口。重點用法e into existenceThere exist.When _Pakistan _as an independent country?A. was; e into existence B. did; e into existence8. in one s turn 輪到某人；接著 短語歸納 turn短語：in turn輪流；一個接著一個 take turns (to do sth.)輪流（做某物） Its ones turn to do sth. 輪到某人做某事了Some plants can take in carbon dioxide we breathe out and give off oxygen _.A. in case B. in turn C. in return D. in addition 練習(xí) 用turn短語翻譯句子。1).我們輪流著開車。_2). 今天輪到誰發(fā)言了？_9. prevent.from = stop.from = keep.from 使不做事；阻止做某事注意: prevent / stop sb. from doing sth.中的from可省, keep sb. from doing sth.中from不可省略，因為keep sb. doing sth.是“使某人一直做某事”之意；但如在被動語態(tài)中，三者的from都不可省.Its too bright in the sun. Youd better wear a pair of dark glasses to _ your eyes _ the sun.A. stop; from B. protect; from C. keep; from D. protect; for10.puzzle vt.&vi. (使)迷惑；(使)為難 n.謎；難題 puzzled adj.無法了解的；困惑的 puzzling adj.令人費解的典例1). Her reply puzzled me. 她的回答把我弄糊涂了。 2). Their reason for doing it is still a puzzle to me. 他們?yōu)槭裁匆龃耸挛胰阅涿?。重點用法sth. puzzles sb. 某事使某人迷惑/為難sb. be puzzled by sth. 某人對感到迷惑puzzle about/over sth. 對某事感到迷惑或苦苦思索（以便理解）puzzle one s brain苦思苦想；絞盡腦汁練習(xí) 用puzzle的適當形式填空或翻譯。1). To explain the _ (puzzle) findings, he offers two theories. 2). I _ (puzzle) that I haven t heard from Liz for so long.3). She listened with a _ (puzzle) expression on her face.4). No one has yet succeeded in explaining the _ (puzzle) of how life began.5). He _ (puzzle) what to do next.6). _ _ _ (使我困惑的事情) is why he left the country without telling anyone.11. cheer vt. & vi. (使)高興、振奮；(對)歡呼 cheerful adj.高興的 典例1). The crowd cheered loudly as the Queen appeared. 女王出現(xiàn)時群眾高聲歡呼。2). He was greatly cheered by the news. 他聽到這個消息非常高興。重點用法cheer sb. on為某人加油cheer (sb) up（使某人）更高興或更快活