状语从句省略的十大类型

状语从句省略的十大类型
请看2004年的一道高考试题
It shames me to say it, but I told a lie when _____ at the meeting by my boss.
A. questioning
B. having questioned
C. questioned
D. to be questioned 在行文结构上，从属连词as, though, when, while, unless, once 等引导的状语从句常常出现省略。

这些从句中的省略往往不尽相同，很难找到一个统一的规律，同学们应着重注意以下十种情况。

一、as引导的从句的省略
【现象】①省略：主语和谓语；主语和动词be。

②保留：状语、分词。

例She plays with it as a cat with a mouse. 她玩得就象猫玩老鼠一样。

【经典试题】There are now three times as many schools in this city _____ ten years ago. A. as it is B. with C. more than D. as
二、as if引导的方式状语从句的省略
【现象】①省略：主语和系动词；主语和谓语。

②保留：表语、分词或者状语。

例She opened her mouth as if to say something. 她张开嘴好象想说什么。

【经典试题】The man we followed suddenly stopped and looked as if _____ whether he was going in the right direction.
A. to see
B. seeing
C. seen
D. saw
三、though/although引导的让步从句的省略
【现象】①省略：主语和动词be。

②保留:表语或者分词。

例The hours we were together were long, though seeming short. 我们在一起的时间很长，尽管看上去很短。

【经典试题】Though _____ money, his parents managed to send him to university.
A. lacked
B. lacking of
C. lacking
D. lacked in
四、if引导的条件状语从句的省略
【现象】①省略：主语和助动词be或者there be。

②保留:表语；过去分词；no；some；any等。

例If permitted by weather, we’ll go swimming. 如果天气允许，我们要去游泳。

【经典试题】It is well known that the horse will run faster if _____ .
A. is whipped
B. whipping
C. it is
D. whipped
五、once 引导的条件状语从句的省略
【现象】①省略：主语和动词be。

②保留:过去分词或者表语。

例Once repaired, the machine works very well. 一旦修理了，机器就运转良好。

【经典试题】The research is so designed that once _____ nothing can be done to change it. A. begins B. having begun C. beginning D. begun 六、than引导的比较状语从句的省略
【现象】①省略：主语；主语和动词be；主语和谓语；表语或宾语。

②保留:句子中与上文不同的部分。

例They sent us much more materials than required. 他们送给我们的材料比需要的多得多。

【经典试题】Friendship is like money: easier made than _____ .
A. kept
B. to be kept
C. keeping
D. being kept
七、unless引导的条件状语从句的省略
【现象】①省略：主语和动词be。

②保留:分词或表语。

例You must not use my pen unless writing a letter. 除非写信，你不能用我的笔。

【经典试题】Unless _____ to speak, you should remain silent at the conference.
A. invited
B. inviting
C. being invited
D. having invited
八、until/till引导的时间状语从句的省略
【现象】①省略：主语和动词be。

②保留:过去分词。

例The letter is to be left here until called for. 这封信一直放在这里直到有人要。

【经典试题】The teacher asks us not to stand up until _____ in the English class.
A. told
B. being told
C. told to
D. having told
九、when(while, before, after)引导的时间状语从句的省略
【现象】①省略：主语和动词be。

②保留:分词或者作表语的名词、形容词或介词短语。

例Look out for cars when crossing the street. 过街道时注意车辆。

【经典试题】When _____ , the museum will be open to the public next year.
A. completed
B. completing
C. being completed
D. to be completed
十、where/wherever引导地点状语从句的省略【现象】①省略：省略主语、助动词be等。

②保留:形容词、分词。

例You should take good care of yourself wherever next time. 下次不管在哪里都要照顾好自己。

【经典试题】When I was at your age my father told me that I should go and work wherever ____ most.
A. needed me
B. needed
C. I wanted
D. asked。