17.(08福建33)
-Can those at the back of the classroom hear me?
-No problem.
A.seat B.sit C.seated D.sat
答案 C
解析 at the back of the classroom为分词短语作定语。sit为不及物动词，可用sitting...作定语；seat为及物动词，常与反身代词连用或用be seated形式。这里seat 与those构成逻辑上的动宾关系，故用其过去分词作定语。
16.(08福建22)
in the queue for half an hour，the old man suddenly realized he had left the cheque in the
car.
A.Waiting B.To wait C.Having waited D.To have waited
解析 逗号前的部分是时间状语，不定式一般不作时间状语，首先排除B、D两项；wait的动作在realize之前，故用分词的完成式。
15.(08浙江13)
It is one of the funniest things on the Internet so far this year.
A.finding B.being found C.to find D.found
答案 D
解析 found此处为过去分词作后置定语，用来修饰things， 与things构成被动关系。句意为：这是今年到目前为止在因特网上发现的最滑稽的事情之一。
14.(08浙江10)
that he was in great danger， Eric walked deeper into the forest.
A.Not realized B.Not to realize C.Not realizing D.Not to have realized
解析 realize与句子的主语构成主谓关系，故排除A项；B项和D项都指将来的动作，故选C。
13.(08重庆29)
to reach them on the phone，we sent an email instead.
A.Fail B.Failed C.To fail D.Having failed
解析 考查非谓语动词作状语，与主语构成主谓关系。
12.(08四川14)
We had an anxious couple of weeks for the results of the experiment.
A.wait B.to be waiting C.waited D.waiting
解析 句意为：我们度过了焦急的几周，等待着实验结果。本题用现在分词waiting作伴随状语。
11.(08陕西14)
around the Water Cube， we were then taken to see the Bird’s Nest for the 2008 Olympic Games.
A.Having shown B.To be shown C.Having been shown D.To show
解析 show与take之间有明显的时间先后关系，且句子的主语与show构成逻辑上的动宾关系，故该空格处用现在完成时的被动形式。
10.(08湖南34)
Susan wanted to be independent of her parents.She tried alone，but she didn’t like it and moved back home.
A.living B.to live C.to be living D.having lived
答案 A
解析 句意为：苏姗不想依赖父母。她试着一个人生活，但不喜欢这样，又搬回家去了。try doing sth.试着做某事；try to do sth.尽力去做某事。
9.(08湖南30)
the project as planned，we’ll have to work two more hours a day.
pleting plete pleted D.To complete
解析 句意为：为了按计划完成工程，我们不得不每天多工作两个小时。此处用动词不定式作状语，表示目的。
8.(08湖南26)
The trees in the storm have been moved off the road.
A.being blown down B.blown down C.blowing down D.to blow down
答案 B
解析 句意为：在暴风雨中被吹倒的树已经被从道路上移走了。“树木”的后面缺少定语，因为blow down与trees之间是动宾关系，且是已经完成的动作，故用过去分词短语blown down。