高中英語 Unit 4《Astronomy the science of the stars》語言要點教案 新人教版必修3
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111Unit 4 Astronomy: the science of the stars單元要點預(yù)覽(旨在讓同學(xué)整體了解本單元要點)詞匯部分詞語辨析1. loudly / loud / aloud 2. unlike / dislike 3. remain / leave4. climate / weather 5. now that / since / because / as 詞形變化1. violent adj.強暴的,猛烈的violence n.暴力,強暴;猛烈violently adv. 強暴地;猛烈地2. fundamental adj.基本(礎(chǔ))的n.pl.基本原則(法則) fundamentally adv. 基本地;根本地 fundament n. 基礎(chǔ);根本3. development n.生長,發(fā)展;新情況develop vt.發(fā)展;產(chǎn)生 vi.生長;發(fā)展developed adj. 發(fā)達的developing adj. 發(fā)展的4. lay vt.放下;擺設(shè);產(chǎn)(蛋) lay-laid-laid-layinglie vi. 躺,平放;位于lie-lay-lain-lyinglie n.&vi. 謊話;說謊lie-lied-lied-lying5. prevent vt. 預(yù)防,防止prevention n.預(yù)防;阻止;妨礙preventable adj.可防止的,可預(yù)防的6. gentle adj.和藹的;輕柔的gently adv.溫和地;靜靜地7. physics n.物理,物理學(xué)physicist n.物理學(xué)家physical adj.身體的;物理(學(xué))的;物質(zhì)的 重點單詞 1. system n.c 系統(tǒng);體系;制度;方法 2. lay vt. (laid, laid, laying) 把放下;擺設(shè);鋪(地毯) ;產(chǎn)(蛋)3. harmful adj. 有害的;傷害的 4. exist vi. 存在;生存 5. puzzle v.(使)迷惑;(使)苦思 n.謎;難題6. pull v.拉,拖,拔;移動 n.拉,拖;拉(引)力7. cheer vt.&vi. (使)高興、振奮;(對)歡呼 重點詞組1. to begin with 以開始;由作為開頭;首先2. in time 及時;最終;遲早3. in one s turn 輪到某人;接著4. prevent.from 使不做事;阻止做某事5. block out 擋?。ü饩€)6. be off = set off 出發(fā);動身;不用上班/學(xué)/開張7. break out (災(zāi)難、戰(zhàn)爭等)突發(fā);爆發(fā)8. watch out 密切注視;當心;提防 重點句子1. It exploded loudly with fire and rock, which were in time to produce the water vapour, carbon dioxide, oxygen, nitrogen and other gases, which were to make the earth s atmosphere.2. That made it possible for life to begin to develop.3. But when I tried to step forward I found I was carried twice as far as on the earth and fell over.重點語法賓語從句和表語從句(見語法部分)語言要點(模塊) .詞語辨析 (旨在提供完形填空所需材料)1. loudly / loud / aloud【解釋】loudly adv 響亮地,高聲地 loud adj/adv與sing, speak, talk連用aloud adv 相對默讀而言;出聲【練習(xí)】根據(jù)句子的意思在括號里填入適當?shù)脑~。1). Will you please speak _? 2). It is good for you to read English _ every morning. 3). The bomb exploded _.4). Is her voice _ enough ?5). Action speaks _ than words (事實勝于雄辯). Keys: 1). louder 2). aloud 3). loudly 4). loud 5). louder2. unlike / dislike【解釋】unlike prep. 不像,和不同 adj. 作表語 不相似;不同dislike vt./n. 不喜愛,厭惡【練習(xí)】根據(jù)句子的意思在括號里填入適當?shù)脑~。1). A good hotel manager should know his regular guests likes and _.2). Her latest novel is quite _ her earlier work.3). If you go on like that you ll get yourself _ (like).4). I was very interested in the lecture, _ many of the students.Keys: 1). dislikes 2). unlike 3). disliked 4). unlike3. remain/leave【解釋】remain vi. 仍然是;留下;剩下常用句型:remain + n. 仍然是 remain + adj./adv./prep. 仍然是 remain + v-ed/v-ing 仍然是 remain to be done有待去做,依然要做leave vt. 剩下,忽略或未拿或未帶(某物),使或讓(某人、事物)處某狀態(tài)某地等常用句型:leave sb. sth. / leave sth. to sb. 給某人留下某物leave sth (for sb) 留下,交待下(某物) leave sth to sb 將某物遺贈給某人remaining/left兩者都可以作形容詞,表示“剩下的”,前者用于被修飾的名詞之前,后者用于被修飾的名詞之后?!揪毩?xí)】根據(jù)句子的意思在括號里填入適當?shù)脑~。1). Someone _ you this note while you were out. 2). After the earthquake, little _ of the village.3). He used the _ money to buy a dictionary.4). After buying the dictionary, he had not much money_. 5). Arriving home, I found that I d _ my key in the office. 6). Don t leave her _ (wait) outside in the rain. 7). She remained _ (change) after all these years.8). A great many things remain _ (do). Keys: 1). left 2). remained 3). remaining 4). left 5). left 6). waiting 7). unchanged 8). to be done4. climate / weather【解釋】climate指從長時間的范圍來看某地的平均氣候或經(jīng)常性的氣候;weather指某地一時的天氣,如寒暖、晴雨和干濕的變化情況。【練習(xí)】根據(jù)句子的意思在括號里填入適當?shù)脑~。1). We shall go out for a picnic tomorrow if the _ is fine.2). A drier _ would be good for your health.3). I couldnt imagine what it would be like to live in a hot _. 4). The _ of our country is mild, but individual places experience bad _. Keys: 1). weather 2). climate 3). climate 4). climate; weather5. now that / since / because / as【解釋】都可引導(dǎo)原因狀語從句,語氣最強的是because,引導(dǎo)直接而明確的原因,也用來回答why的問句或用于強調(diào)句型;其次是since/now that,表示已知或明顯的原因,再次是as,引導(dǎo)的原因是不言而喻、顯而易見的;for引導(dǎo)的是并列分句,表推測或判斷的原因,前面有逗號隔開?!揪毩?xí)】根據(jù)句子的意思在括號里填入適當?shù)脑~。1). _ everybody is here, lets begin our meeting. 2) It was _ he was ill that he didn t go to school. 3). It must have rained last night, _ the ground is all wet.4). _ we are alone, we can speak freely.Keys: 1). since/now that 2). because 3). for 4). Now (that).詞性變化(旨在提供語法填空所需材料)1. violent adj.強暴的,猛烈的violence n.暴力,強暴;猛烈violently adv. 強暴地;猛烈地2. fundamental adj.基本(礎(chǔ))的n.pl.基本原則(法則) fundamentally adv. 基本地;根本地 fundament n. 基礎(chǔ);根本3. development n.生長,發(fā)展;新情況develop vt.發(fā)展;產(chǎn)生 vi.生長;發(fā)展developed adj. 發(fā)達的developing adj. 發(fā)展的4. lay vt.放下;擺設(shè);產(chǎn)(蛋) lay-laid-laid-layinglie vi. 躺,平放;位于lie-lay-lain-lyinglie n.&vi. 謊話;說謊lie-lied-lied-lying5. prevent vt. 預(yù)防,防止prevention n.預(yù)防;阻止;妨礙preventable adj.可防止的,可預(yù)防的6. gentle adj.和藹的;輕柔的gently adv.溫和地;靜靜地7. physics n.物理,物理學(xué)physicist n.物理學(xué)家physical adj.身體的;物理(學(xué))的;物質(zhì)的 【練習(xí)】用括號內(nèi)所提供詞的適當形式填空。1). The naughty boy _ (lie) to me that the hen that _ (lie) there just now had _ (lay) two eggs the day before.2). In my opinion, _ (prevent) is more important than treatment.3). Some programs on the Internet are full of _ (violent) and sex.4). With the _ (develop) of modern industry, more and more pollution is caused.5). China is a _ (develop) country belong to the third world.6). There are _ (fundament) differences between your religious beliefs and mine.7). His ambition is to become a great _ (physics).Keys: 1). lied; lay; laid 2). prevention 3). violence 4). development 5). developing 6). fundamental 7). physicist .重點詞匯(旨在提供詞匯綜合運用材料)1. system n.c 系統(tǒng);體系;制度;方法 systematic adj 有系統(tǒng)的; 有條理的典例 1). The solar system includes the sun and its eight planets. 太陽系包括太陽和它的八顆行星。2). Alcohol is bad for your system. 喝酒對身體有害。練習(xí) 根據(jù)句子的意思完成句子。1). The _ _ (教育系統(tǒng)) operates very differently in the US and China.2). He introduced us a well-designed _ _ (鐵路系統(tǒng)).Keys: 1). educational system 2). railway system 2. lay vt. (laid, laid, laying) 把放下;擺設(shè);鋪(地毯) ;產(chǎn)(蛋)典例1). He laid his hand on my shoulder. 他把手放在我的肩上。2). Who should we lay the blame on? 我們該責(zé)備誰?重點用法 lay短語:lay eggs 下蛋 lay sth. aside 把某物放在一邊;積蓄(錢)lay sth. down 把某物放下 lay the blame on sb.責(zé)備某人lay the table 擺桌子lay emphasis / stress on sth. 把重點放在某事上練習(xí) 根據(jù)句子的意思在括號里填入適當?shù)脑~或翻譯。1). The bird _ its eggs in other birds nests. 2). He is a political leader that _ _ _ _ (非常強調(diào)) individual responsibility. 3). He _ some money _ for rainy days. Keys: 1). lays 2). lays great stress on 3). lays/puts; aside 3. 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。_ Keys: 1). harmful 2). harm 3). Reading in the sun does a lot of harm to your eyes. = Reading in the sun does your eyes a lot of harm.= Reading in the sun is very harmful to your eyes. 4. 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餬口。重點用法exist + prep. 存在于地方exist on sth. 靠某物生存 練習(xí) 用exist的短語或其適當形式填空。1). This plant _ only _ Australia. 2). Can you _ _ such a low salary?3). I doubt the _ (exist) of alien.Keys: 1). exists; in 2). exist on to 3). existence5. puzzle vt.&vi. (使)迷惑;(使)苦思 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)槭颤N要做此事我仍莫名其妙。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solve a puzzle 解決一個難題練習(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.Keys: 1). puzzling 2). am puzzled 3). puzzled 4). puzzle 5) was puzzled 6). What puzzles me6. pull v.拉,拖,拔;移動 n.拉,拖;拉(引)力典例1). You push and I ll pull. 你來推,我來拉。 2). I felt a pull at my sleeve and turned round. 我覺得有人扯我的袖子,便轉(zhuǎn)過身來。重點用法pull ahead (of sb/sth) 領(lǐng)先(於某人/物)pull (sb) back(使某人)退卻;撤回(某人)pull off (sth)(指機動車輛)駛離(道路)(至路側(cè)停車處停下)pull out (sth.) 拉掉;使分離;掏出;駛離(車站)pull on 穿,戴上(襪子、手套等)pull together 同心協(xié)力;通力合作練習(xí) 用pull短語的適當形式填空。1). I arrived as the last train was _ _.2). He _ _ a gun and aimed at the criminal.3). So long as we _ _, there s no mountain top we cant conquer.Keys: 1). pulling out 2). pulled out 3). pull together7. cheer vt. & vi. (使)高興、振奮;(對)歡呼 cheerful adj.高興的 cheerless adj.不高興的 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)更高興或更快活練習(xí) 用cheer的短語或其適當形式填空。1). Your visit has greatly _ him up.2). The crowd _ the runners _ as they started the last lap.3). You look as though you need _ up.Keys: 1). cheered 2). cheered; on 3). cheering .重點詞組(旨在提供詞匯綜合運用材料)1. to begin with = to start with 以開始;由作為開頭;首先典例To begin/start with, I couldn t understand a single word. 起初,我一句也沒弄明白。重點用法begin/start with 從開始 begin/start sth with 從開始 練習(xí) 根據(jù)句子的意思完成句子。1). He _ his speech _ a poem. 2). His speech _ _ a poem.3). _ _ _, pets are good friends of many lonely people, especially the old.Keys: 1). began/started; with 2). began/started with 3). To start/begin with 2. in 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 no time永不 at one time 有個時期;曾經(jīng);一度at a time 一次;每次 at times = sometimes 有時all the time 一直;始終;老是on time 按時;準時by the time到的時候為止for the time being 暫時;暫且take one s time不著急;慢慢來 kill time 消磨時間from time to time 不時地,間或many a time 常常;多次once upon a time 從前at the same time 同時;盡管如此ahead of time 提前,提早race against time 爭分奪秒time and again 一次又一次;重復(fù)地keep time (鐘表)走得準keep bad time(鐘、表)走得不準take one s time 慢慢來,別急have a good/nice/hard time (in) doing sth 做某事很 It s (high/about) time that sb. did/ should do sth. 是做某事的時候了 練習(xí) 用time短語填空。1). They sent the mail to me just _ _, before I 1eft.2). William arrived at the theatre just _ _ for the play was to be on. 3). Hurry up! The concert will begin _ _ _. 4). _ _ _ will I give up. 5). The boy laughed and cried _ _ _ _.6). _ _ _ he was addicted to playing web games, but now he devotes himself to writing, which delights his parents.7). Dont try to do everything at once; take it a bit _ _ _.8). Youll have your own office soon, but _ _ _ _ you ll have to share one with me.Keys: 1). in time 2). in time 3). in no time 4). At no time 5). at the same time 6). At one time 7). at a time 8). for the time being 3. in one s turn 輪到某人;接著 典例 I will see you, each in your turn. 我將要一個接著一個地看你。短語歸納 turn短語:in turn輪流;一個接著一個by turns輪流;一陣一陣 take turns (to do sth.)輪流(做某物) Its ones turn to do sth. 輪到某人做某事了練習(xí) 用turn短語填空或翻譯句子。1).She went hot and cold _ _.2).我們輪流著開車。_ 3). 今天輪到誰發(fā)言了?_ Keys: 1). by turns 2). We drove the car by turns / in turn. = We took turns to drive the car. 3). Whose turn is it to give a speech today?4. prevent.from = stop.from = keep.from 使不做事;阻止做某事典例 His back injury may prevent him from playing in tomorrow s game. 他背部的傷可能使他參加不了明天的比賽?!居梅ū嫖觥孔⒁? 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??;當后接sb s doing sth. 作賓語時,只能用prevent或stop,不能用keep,因為沒有keep sb s doing sth. 的句型。練習(xí) 根據(jù)句子的意思完成句子或翻譯。1). Doctors took action to _ _ _ _ _ (防止這種疾病的蔓延).2).Of course I can t _ your going abroad. 3). 警察阻止他們攜帶武器。_ Keys: 1). prevent/stop/keep the disease from spreading 2). prevent / stop 3). The police prevented/stopped/kept them from carrying weapons.= They were prevented/stopped/kept from carrying weapons.5. block out 擋?。ü饩€)典例That wall blocks out all the light. 那堵墻把光線都遮住了。短語歸納 out短語:break out 爆發(fā),發(fā)生burst out 大聲喊叫,突然起來go out 外出;過時;(燈)熄put out 關(guān)(燈);撲滅;生產(chǎn)come out 出現(xiàn),顯露;出版,結(jié)果是help out 幫助解決難題(或擺脫困境)look out留神;注意watch out 注意;提防find out 找出,查明,發(fā)現(xiàn)pick out挑出,辨認出,分辨出 speak out 大聲地說,大膽地說think out仔細思考某事;想出(主意等) hang out 掛出,閑逛knocked out (拳擊中)擊倒,打昏sell out 售完(某種貨物),脫銷turn out 結(jié)果證明是run out (of) 用完,耗盡check out 結(jié)帳離去,辦妥手續(xù)離去hand out 分發(fā),散發(fā)give out 分發(fā);用完,消耗盡;發(fā)出(光、聲音等)練習(xí) 用out短語填空。1). At the end of the race his legs _ _ and he collapsed on the ground.2). It s easy to _ him _ in a crowd because he is very tall. 3). His nwe book will _ _ next month.4). We thought it was going to rain; it _ _ to be a find day.5). We _ _ of/from our hotel at 5 a.m. to catch a 7 a.m. flight.Keys: 1). gave out 2). pick; out 3). come out 4). turned out 5). checked out6. be off = set off 出發(fā);動身;不用上班/學(xué)/開張典例 Then we were off. 隨后我們就啟程了。短語歸納 off短語:get off 下車fall off 從摔下來take off 脫下;起飛keep off 遠離turn off 關(guān)閉pay off 付清,還清set.off 給送行kick off 踢球jump off 跳下 give off 散發(fā) show off 炫耀shut off 關(guān)閉 練習(xí) 用turn短語填空或翻譯。1). It is a Sunday and we _ _ (不用上班) today.2). Her husband _ _ on a business trip somewhere. 3). There we saw a sign reading, “_ _ the grass”.4). After ten years of hard work, she finally _ _ all her debts.Keys: 1). are off 2). was off 3). Keep off 4). paid off 7. break out (災(zāi)難、戰(zhàn)爭等) 突發(fā);爆發(fā)典例 Fire broke out during the night. 夜間突然發(fā)生了火災(zāi)。 短語歸納 break短語:break away from 脫離(黨派);擺脫(控制)break down毀掉;壞掉;(計劃/談判)失敗break up打碎;拆散;(會議)結(jié)束;分裂(解體)break off (使)停止;中斷;折斷 break into sth. 強行進入某處break one s word/promise食言;說話不算數(shù)練習(xí) 用break短語填空。1). A terrible tsunami _ _ in the southeastern countries of Asia at Christmas, 2004.2). When do you _ _ for Christmas?3). Negotiations between the two sides have _ _.4). His house was _ _ last week. Keys: 1). broke out 2). break up 3). broken down 4). broken into 8. watch out 密切注視;當心;提防 典例 Watch out! There s a car coming. 小心! 汽車來了。重點用法watch out for sb/sth 警惕或注意某人/事物watch over 保護;照看 練習(xí) 用watch短語填空。1). There must have been an angel _ _ me that day.2). What problems should I _ _ _ when buying an old house?3). You ll become an alcoholic if you don t _ _.Keys: 1). watching over 2). watch out for 3). watch out .重點句子(旨在提供句子結(jié)構(gòu)等所需材料)1. It exploded loudly with fire and rock, which were in time to produce the water vapour, carbon dioxide, oxygen, nitrogen and other gases, which were to make the earth s atmosphere. 它(地球)巨大的爆炸噴出了烈火與巖石。最終產(chǎn)生了水蒸氣、二氧化碳、氧、氮和其他多種氣體,從而形成了地球的大氣層。解釋“be + 不定式”結(jié)構(gòu)通常用來表示“按計劃或安排將要做的事情”,或表示上級對下級、父母對子女下命令,“應(yīng)該做某事”或表示某事“將必然發(fā)生”。例如:1). Here is a message for you from your head teacher: you are to go to her office after class. 你的班主任給你一個口信,要你下課后到她的辦公室去。2). The worst is still to come. 更糟糕的事情還會發(fā)生。3). We ll hold a meeting tomorrow. = We are to hold a meeting tomorrow. = A meeting is to be held tomorrow. 我們明天將開會。4). The train is to arrive in Beijing at 10: 25 am. 這趟火車將于上午10: 25到達北京。練習(xí) 完成句子或翻譯。1). Here is a message for you from your head teacher: you _ _ _ to her office after class. (你的班主任給你一個口信,要你下課后到她的辦公室去。)2). The worst is still _ _ (come).3). We ll hold a meeting tomorrow. = We _ _ _ a meeting tomorrow. = A meeting is _ _ _ tomorrow.4). 這趟火車將于上午10:25到達北京。_ Keys: 1). are to go 2). to come 3). are to hold; to be held 4). The train is to arrive in Beijing at 10: 25 am.2. That made it possible for life to begin to develop. 那使生命的生長發(fā)育成為一種可能。解釋 此句中的made后跟帶形式賓語it的復(fù)合結(jié)構(gòu),其中it是形式賓語,真正賓語是不定式復(fù)合結(jié)構(gòu),“for live to begin to develop”,賓語補足語是possible。再如:She made it her business to find out who was responsible. 她非要弄清楚是誰的責(zé)任不可。提示:常用于此結(jié)構(gòu)的動詞還有think,feel,find,consider等。例如:1). We make it a rule to get up at 6 o clock every morning.2). I find it hard to get along with him.3). He found it impossible to leave Germany for the USA. 他發(fā)現(xiàn)不可能離開德國去美國了。4). I think/find/feel/consider it my duty to help you.我覺得我有責(zé)任幫助你。練習(xí) 完成句子或翻譯。1). We _ _ _ _ (規(guī)定) to get up at 6 o clock every morning.2). I _ _ _ (發(fā)現(xiàn)很難) to get along with him3). 他發(fā)現(xiàn)不可能離開德國去美國了。_4). 我覺得我有責(zé)任幫助你。_Keys: 1). make it a rule 2). find it hard 3). He found it impossible to leave Germany for the USA. 4). I think/find/feel/consider it my duty to help you.3. But when I tried to step forward I found I was carried twice as far as on the earth and fell over.而當我試著向前邁步的時候,我發(fā)覺我被送出去很遠,步子的跨度竟是地球上的兩倍,因而我摔倒了。解釋 twice as.as. “是的兩倍”,英語常見倍數(shù)的表示句型:1). 倍數(shù)+ as + adj./adv. + as “是的幾倍” My room is twice as large as his.2). 倍數(shù)+ adj./adv.比較級+ than “比(多/大)幾倍”My room is twice larger than his. 3). 倍數(shù)+ the +表示長度/高度/寬度等的名詞+ of “是的長度/高度/寬度幾倍” My room is twice the size of his. 注意:此結(jié)構(gòu)中常用的名詞有:size, height, weight, length, width depth等。例如:1). This ruler is three times as long as that one. = This ruler is three times longer than that one. = This ruler is three times the length of that one. 這把尺子是那把的三倍那么長。2). There are four times as many students as we expected. 到的學(xué)生是我們預(yù)計的五倍。解釋 twice as . as. 是的兩倍,英語常見倍數(shù)的表示句型:1). 倍數(shù) + as + adj./adv. + as “是的幾倍” My room is twice as large as his.2). 倍數(shù) + adj./adv.比較級 + than “比(多/大)幾倍”My room is twice larger than his. 3). 倍數(shù)+ the +表示長度/高度/寬度等的名詞+ of “是的長度/高度/寬度幾倍” My room is twice the size of his. 注意:此結(jié)構(gòu)中常用的名詞有:size, height, weight, length, width depth 等。練習(xí) 完成句子或翻譯。1). 這把尺子是那把的三倍那么長。_2). 到的學(xué)生是我們預(yù)計的- 1.請仔細閱讀文檔,確保文檔完整性,對于不預(yù)覽、不比對內(nèi)容而直接下載帶來的問題本站不予受理。
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