齊國斌
筆者在批改作業(yè)時(shí)經(jīng)常發(fā)現(xiàn)有學(xué)生在非謂語動(dòng)詞考題上誤判、盲選或蒙猜,原因是學(xué)生不能理順非謂語動(dòng)詞的邏輯關(guān)系,不能分辨非謂語動(dòng)詞是及物還是不及物。為幫助學(xué)生深刻領(lǐng)會(huì)該知識(shí)點(diǎn)用法,筆者以本班56名學(xué)生的同類錯(cuò)題為遴選源,列舉并剖析了八種錯(cuò)答率較高的題型,希冀對(duì)學(xué)生解答此類考題有所幫助。
1.V-ing分詞與V-ed分詞用法辨析
【題例】 himself with necessary knowledge and skills, the young man went to the job market with much confidence.
A.Equipped,30% B.Equipping,30%
C.Having equipped,35% D.Being equipped,5%
【解析】本題正答項(xiàng)為C,正答率35%。選A的同學(xué)或許不知Equipped是過去分詞還是過去時(shí)、是表主動(dòng)還是表被動(dòng),選B的學(xué)生則誤認(rèn)為Equipping發(fā)生的時(shí)間與謂語動(dòng)詞went發(fā)生的時(shí)間同步,而選D的同學(xué)則未能區(qū)分V-ing一般被動(dòng)式與V-ed分詞的構(gòu)成與用法。
【說明】himself作Having equipped的邏輯賓語是本題題眼,懂得此理的同學(xué)便會(huì)立即排除A、D,鎖定B、C。因?yàn)锽、C兩項(xiàng)的邏輯主語與主句主語同為The young man,且本身也是及物動(dòng)詞,又是主動(dòng)陳述關(guān)系;此外,“使他自己具備必需的知識(shí)與技能”在先,“滿懷信心去人才市場(chǎng)”在后都確定V-ing的完成式形式C項(xiàng)為正答。
2.V-ed分詞與V-ing分詞作伴隨狀語區(qū)別
【題例】The spokesman was seated in front of all the journalists at the press conference,_______ to answer all kinds of questions.
A.prepared,8% B.preparing,82%
C.to be prepared,4% D.having prepared, 6%
【解析】本題A是正答項(xiàng),但僅有8%的同學(xué)選對(duì)答案,B項(xiàng)最具迷惑性和干擾性,也是錯(cuò)答率最高的選項(xiàng),主要是學(xué)生不能正確區(qū)分prepare與prepared的詞性。
【說明】本題旨在考查V-ed分詞作伴隨狀語在語境中的運(yùn)用,是and he was prepared to answer all kinds of questions并列句的簡(jiǎn)略形式。be prepared to do sth意為“已經(jīng)作好做……的準(zhǔn)備,尤其隱含隨時(shí)應(yīng)付意想不到事情的發(fā)生”,而prepare to do ....意思僅為“準(zhǔn)備做……”。
3.V-to do一般被動(dòng)式與完成被動(dòng)式的用法差異
【題例】Mr Li was reported ______ in that country when he was having holidays there last year.
A.being badly treated,20% B.to have been treated badly,26%
C.to be treated badly,48% D.treating badly,6%
【解析】本題正確項(xiàng)為B,正答率為26%。此處,48%學(xué)生知道V-to do與Mr Li構(gòu)成邏輯被動(dòng),但在“was reported”與“to be treated”兩動(dòng)作孰先孰后問題上則糾纏不清,以致錯(cuò)選C;而有26%學(xué)生錯(cuò)以為本題考查V-ing作賓補(bǔ)。
【說明】本句型為report +sb/sth + to have done結(jié)構(gòu)的被動(dòng)式,并非report+obj+doing句型,亦非report+doing句式。再如,The drunk driver was reported to have been rescued from the crashed car。
4.感官類動(dòng)詞三種不同形式賓補(bǔ)的對(duì)比
【題例】-Congratulations on your success in completing the experiment .
-This is really the result we expected to see _______ after so much hard work.
A.achieved,47% B.achieve,6%
C.achieving,22% D.to achieve,25%
【解析】本題正答項(xiàng)為A,正答率47%,錯(cuò)答率53%。錯(cuò)選的根本原因在于沒有理順see,the result與achieve間的三角關(guān)系,尤其未曾領(lǐng)會(huì)achieve是及物還是非及物詞性。
【說明】本題的解題關(guān)鍵是先確定we expected to see....這個(gè)定語從句修飾的先行詞the result;其次,在V-ing,V-to do,V-ed之間選擇動(dòng)詞不定式to see的邏輯賓補(bǔ)。由于the result在此不能作V-ing和V–to do邏輯主語所以排除B、C、D三項(xiàng)。此處惟有用V-ed分詞achieved 作to see的邏輯賓補(bǔ)與the result構(gòu)成邏輯被動(dòng)關(guān)系才合乎語法規(guī)則。有此類似用法的動(dòng)詞還有find,get,have,feel,leave,see等。
5.連詞+V-ed與連詞+V-ing作狀語用法比較
【題例】At the United Nations Climate Change Conference, the UN Secretary General points out that, , the climate situation will get worse and worse.
A.if not dealing with properly,31%
B.unless dealing with properly,21%
C.if properly dealt with,14%
D.unless properly dealt with,34%
【解析】本題正答項(xiàng)為D,正答率34%,錯(cuò)答率66%。選A、B的同學(xué)可能不懂the climate situation與deal with之間邏輯被動(dòng)關(guān)系,也不知道deal with為及物動(dòng)詞短語,選C同學(xué)或許不曾把握if與unless在意義上的細(xì)微差別。
【說明】本句考查連詞+V-ed分詞用法。V-ed分詞結(jié)構(gòu)用作狀語時(shí),前面往往帶有when,if,while,though,as if,once,even if等連詞,同時(shí)省略“主語+be的人稱變化形式”,省略的條件是主語必須與主句的主語相一致。
6.V-to do完成被動(dòng)與V-ing被動(dòng)式用法對(duì)比
【考例】-It is said that Johnson is the first young teacher ______ to professor in your university this year.
-Exactly._____ of his own competence is an important factors in his success.
A.promoted; Convincing, 17%
B.to have been promoted; Convincing, 51%
C.promoted; Being convinced, 6%
D.to have been promoted; Being convinced, 25%
【解析】本題正答項(xiàng)為D,正答率僅有25%,其中第二空的錯(cuò)答是學(xué)生失分的主要原因,而錯(cuò)因則是不能理解此處為convince....of.....的V-ing分詞的被動(dòng)式作主語。
【說明】序數(shù)詞后要接V-to do作后置定語,若V-to do先于主句動(dòng)作則用完成式,若為同步并列關(guān)系則用一般式;此處V-to do作后置定語與句子主語實(shí)為邏輯上的被動(dòng)關(guān)系;再次,第二句的句式為系表結(jié)構(gòu),空格明顯處于主語位置,此處若選convincing則缺邏輯賓語,因此用動(dòng)名詞的被動(dòng)形式才符合句法。
7.非及物的V-ed與V-ing作后置定語時(shí)的比較
【考例】-What do you know about the traffic accident _________ yesterday?
-It was the drunken driver who was ______ for it.
A.occurred; to blame,67%
B.occurring; to blame,23%
C.to be occurred; to be blamed,2%
D.occurring; to be blamed,8%
【解析】本題正答項(xiàng)為B,正答率僅為23%,而錯(cuò)答率則高達(dá)77%。從A項(xiàng)看,67%的學(xué)生誤認(rèn)為此處用V-ed作后置定語,錯(cuò)答中有10%的學(xué)生既不懂occur的詞性、語法功能亦不知to blame for sth短語的常規(guī)用法。
【說明】本題的occurring yesterday是由定語從句which occurred yesterday轉(zhuǎn)化而來的,是V-ing短語作后置定語;而occur是不及物動(dòng)詞,此處僅表完成不表被動(dòng),選occurred的同學(xué)則不知其與被修飾短語the traffic accident實(shí)為邏輯上的主謂關(guān)系,而to blame for則永遠(yuǎn)以主動(dòng)形式表示被動(dòng)含義。
8.V-ing完成式及一般被動(dòng)與V-ed分詞用法比較
【考例】_______ in the leg made it impossible for me to walk as fast as usual.
A.Being injured, 40% B.To be injured, 0%
C.Having injured, 33% D.Injured, 27%
【解析】本題A為正答,正答率40%,錯(cuò)答率60%,選B的同學(xué)為零。這說明錯(cuò)答集中在Having injured,Injured兩項(xiàng)上。
【說明】鑒于句中謂語動(dòng)詞made缺少主語部分,因此判斷此處應(yīng)為動(dòng)名詞作主語。過去分詞Injured不能作主語,動(dòng)詞injure本身為及物動(dòng)詞,須接邏輯賓語意思才完整,因此C不合適;而V-to do隱含目的、未來及尚未完成之事與本句語境不符,V-ing則隱含抽象、經(jīng)驗(yàn)、已發(fā)生事情,故A為正答。