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非谓语动词八种易错题型的对比辨析

2014-10-21齐国斌

校园英语·上旬 2014年10期
关键词:项为分词被动

齐国斌

笔者在批改作业时经常发现有学生在非谓语动词考题上误判、盲选或蒙猜,原因是学生不能理顺非谓语动词的逻辑关系,不能分辨非谓语动词是及物还是不及物。为帮助学生深刻领会该知识点用法,笔者以本班56名学生的同类错题为遴选源,列举并剖析了八种错答率较高的题型,希冀对学生解答此类考题有所帮助。

1.V-ing分词与V-ed分词用法辨析

【题例】 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】本题正答项为C,正答率35%。选A的同学或许不知Equipped是过去分词还是过去时、是表主动还是表被动,选B的学生则误认为Equipping发生的时间与谓语动词went发生的时间同步,而选D的同学则未能区分V-ing一般被动式与V-ed分词的构成与用法。

【说明】himself作Having equipped的逻辑宾语是本题题眼,懂得此理的同学便会立即排除A、D,锁定B、C。因为B、C两项的逻辑主语与主句主语同为The young man,且本身也是及物动词,又是主动陈述关系;此外,“使他自己具备必需的知识与技能”在先,“满怀信心去人才市场”在后都确定V-ing的完成式形式C项为正答。

2.V-ed分词与V-ing分词作伴随状语区别

【题例】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】本题A是正答项,但仅有8%的同学选对答案,B项最具迷惑性和干扰性,也是错答率最高的选项,主要是学生不能正确区分prepare与prepared的词性。

【说明】本题旨在考查V-ed分词作伴随状语在语境中的运用,是and he was prepared to answer all kinds of questions并列句的简略形式。be prepared to do sth意为“已经作好做……的准备,尤其隐含随时应付意想不到事情的发生”,而prepare to do ....意思仅为“准备做……”。

3.V-to do一般被动式与完成被动式的用法差异

【题例】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】本题正确项为B,正答率为26%。此处,48%学生知道V-to do与Mr Li构成逻辑被动,但在“was reported”与“to be treated”两动作孰先孰后问题上则纠缠不清,以致错选C;而有26%学生错以为本题考查V-ing作宾补。

【说明】本句型为report +sb/sth + to have done结构的被动式,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.感官类动词三种不同形式宾补的对比

【题例】-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】本題正答项为A,正答率47%,错答率53%。错选的根本原因在于没有理顺see,the result与achieve间的三角关系,尤其未曾领会achieve是及物还是非及物词性。

【说明】本题的解题关键是先确定we expected to see....这个定语从句修饰的先行词the result;其次,在V-ing,V-to do,V-ed之间选择动词不定式to see的逻辑宾补。由于the result在此不能作V-ing和V–to do逻辑主语所以排除B、C、D三项。此处惟有用V-ed分词achieved 作to see的逻辑宾补与the result构成逻辑被动关系才合乎语法规则。有此类似用法的动词还有find,get,have,feel,leave,see等。

5.连词+V-ed与连词+V-ing作状语用法比较

【题例】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】本题正答项为D,正答率34%,错答率66%。选A、B的同学可能不懂the climate situation与deal with之间逻辑被动关系,也不知道deal with为及物动词短语,选C同学或许不曾把握if与unless在意义上的细微差别。

【说明】本句考查连词+V-ed分词用法。V-ed分词结构用作状语时,前面往往带有when,if,while,though,as if,once,even if等连词,同时省略“主语+be的人称变化形式”,省略的条件是主语必须与主句的主语相一致。

6.V-to do完成被动与V-ing被动式用法对比

【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】本题正答项为D,正答率仅有25%,其中第二空的错答是学生失分的主要原因,而错因则是不能理解此处为convince....of.....的V-ing分词的被动式作主语。

【说明】序数词后要接V-to do作后置定语,若V-to do先于主句动作则用完成式,若为同步并列关系则用一般式;此处V-to do作后置定语与句子主语实为逻辑上的被动关系;再次,第二句的句式为系表结构,空格明显处于主语位置,此处若选convincing则缺逻辑宾语,因此用动名词的被动形式才符合句法。

7.非及物的V-ed与V-ing作后置定语时的比较

【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】本题正答项为B,正答率仅为23%,而错答率则高达77%。从A项看,67%的学生误认为此处用V-ed作后置定语,错答中有10%的学生既不懂occur的词性、语法功能亦不知to blame for sth短语的常规用法。

【说明】本题的occurring yesterday是由定语从句which occurred yesterday转化而来的,是V-ing短语作后置定语;而occur是不及物动词,此处仅表完成不表被动,选occurred的同学则不知其与被修饰短语the traffic accident實为逻辑上的主谓关系,而to blame for则永远以主动形式表示被动含义。

8.V-ing完成式及一般被动与V-ed分词用法比较

【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】本题A为正答,正答率40%,错答率60%,选B的同学为零。这说明错答集中在Having injured,Injured两项上。

【说明】鉴于句中谓语动词made缺少主语部分,因此判断此处应为动名词作主语。过去分词Injured不能作主语,动词injure本身为及物动词,须接逻辑宾语意思才完整,因此C不合适;而V-to do隐含目的、未来及尚未完成之事与本句语境不符,V-ing则隐含抽象、经验、已发生事情,故A为正答。

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