新概念二語法:at的介詞短語

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    新概念英語作為家喻戶曉的英文學(xué)習(xí)教材,《新概念英語》在中國經(jīng)久不衰,影響了好幾代學(xué)習(xí)者。即使以今天的角度來看,這套出版于幾十年前的教材無論是在編排體系,題材和題材,詞匯還是語法上都有出彩之處,值得各個層次的人學(xué)習(xí)。為您整理以下內(nèi)容,希望可以幫助到您!
    (一)at first
    該短語表示“最初;首先”,相當(dāng)于at the beginning。比如:
    It is easy at first, but we are in deep water now. (起先很容易,但現(xiàn)在我們陷入了困境。)
    We didn't trust him at first, but his charming manner completely disarmed us. (我們開始時并不信任他,但他令人愉快的舉止完全消除了我們的疑慮。)
    【注意】
    注意區(qū)分at first和firstly,后者表示先后順序中的“第一或首先”。如:
    Firstly, China should have a development program for young fencers. (第一,中國應(yīng)有一項培養(yǎng)少年兒童擊劍運動員的發(fā)展計劃。)
    Firstly, let us deal with the most important issue. (首先,讓我們來處理最緊要的問題。)
    (二)at once
    該短語表示“立即;同時”。當(dāng)表示“立即”時,相當(dāng)于immediately;當(dāng)表示“同時”時,相當(dāng)于at the same time。如:
    立即:Go at once, or I will unleash my dog on you! (立刻走,要不我就放我的狗咬你!)
    同時:We should not try to accomplish two tasks at once. (我們不能指望同時完成兩件工作。)
    (三)at home
    該短語表示“在家里”。注意home前不要加任何修飾語。常和stay或be搭配使用。比如:
    Please specify when you will be at home tomorrow. (請確切說明你明天何時會在家。)
    You can stay at home and watch TV. ( 你可以待在家里并且看電視。)
    He spent a lonesome evening at home. (他在家里度過了一個寂寞的夜晚。)
    【注意】
    注意at home也可以引申為“自在;熟悉”。如:
    自在:Make the new students feel at home in your school. (讓新生們在你們的學(xué)校里感到舒適自在。)
    熟悉:He is at home with this subject. ( 他熟悉這一學(xué)科。)
    (四)at present
    該短語表示“現(xiàn)在;目前”。如:
    At present the people in this country are increasingly awakening. (目前,這個國家的人民正在日益覺醒。)
    (五)at last
    該短語表示“最后;終于”。相當(dāng)于at length。如:
    最后:At last he successfully solved the problem. (最后他成功地解決了這個問題。)
    終于:The government came out with the truth at last. (政府終于公布了事實真 相。)
    (六)at any rate
    該短語表示“無論如何”。如:
    At any rate, the medical supplies will reach you within a week. (無論如何,醫(yī)療物資會在一周內(nèi)到達。)
    (七)at heart
    該短語表示“在內(nèi)心;本質(zhì)上”。如:
    在內(nèi)心:Indeed he has a solemn face, but he is very humorous at heart. (他的確有一副嚴肅的臉孔,但內(nèi)心卻是很富幽默感。)
    本質(zhì)上:Byron was at heart a man of action. (拜倫在本質(zhì)上是一個活動家。)
    (八)at least
    該短語表示“至少”。注意該短語大多表示數(shù)量上“至少”。如:
    We should brush our teeth at least twice a day. (我們每天應(yīng)該至少刷兩次牙。)
    【注意】
    注意該短語的反義表達為:at most,表示“最多”。如:
    It will take two hours at most to get there. (最多兩小時便可到達那里。)
    (九)at times
    該短語表示“有時”,相當(dāng)于sometimes。如:
    Everyone may make mistakes at times. (每個人不時都會犯錯誤。)
    (十)at a loss
    該短語表示“不知所措”。如:
    Many people are at a loss as to what to do in case of a real fire. (一旦真的發(fā)生火災(zāi),許多人就不知所措,不知道該干什么好了。)
    二、更多常用短語
    (十一)at all
    該短語一般都采用否定表達,即:not/no...at all,表示“根本不”。如:
    She does not care about her husband at all. ( 她根本不關(guān)心她的丈夫。)
    I assure you that you will feel no pain at all. (我保證你根本不會覺得疼的。)
    (十二)at stake
    該短語表示“在危險中”,相當(dāng)于in danger或at risk。如:
    This decision puts our lives at stake. (這么一決定,我們的生命就吉兇難卜了。)
    (十三)at large
    該短語表示“詳細地;在逃的”。如:
    詳細地:The question is discussed at large in my report. (我在報告中對該問題作了詳細的探討。)
    在逃的:The escaped criminal is still at large. ( 逃走的罪犯仍逍遙法外。)
    (十四)at hand
    該短語表示“在手邊;即將到來”。如:
    在手邊:He couldn't bend his mind to the work at hand. (他安不下心來處理手頭的工作。)
    即將到來:He believes that the great day is at hand. (他相信這個偉大的日子就要到來。)
    (十五)at one time
    該短語表示“曾經(jīng);同時”。如:
    曾經(jīng):He was at one time so devoted to piano playing. (他曾經(jīng)那么沉迷于彈鋼琴。)
    同時:It's better not to attempt too much at one time. (不要企圖同時干過多的工作。)
    (十六)at best
    該短語表示“充其量”。如:
    She is at best a second-rate singer. (她充其量是個二流歌手。)
    (十七)at ease
    該短語表示“自在”。如:
    With our work done, we felt much at ease. (工作做完后,我們覺得好輕松。)
    (十八)at a time
    該短語表示“每次”,相當(dāng)于every time,注意與at one time的區(qū)別。如:
    Female sheep produce one or two lambs at a time. ( 母羊一次生一到兩只羊羔。)
    (十九)at odds
    該短語表示“爭吵”。如:
    He's always at odds with his father over politics. 頂( 0 ) 在政治上他總和父親意見不一。
    (二十)at the moment
    該短語表示“此刻”。如:
    He has a lot of financial worries at the moment. (他現(xiàn)在有很多財務(wù)上的煩惱事。)