________that I could use a special piece of cloth to attract people"s attention
题型：不详难度：来源：
________that I could use a special piece of cloth to attract people"s attention, I decided to do an experiment.| A．Having realized | B．Realizing | | C．Being realized | D．Realized |
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答案
| A |
解析
试题分析：考查分词做状语。分词做状语的时候，任何动词与句子的主语构成主动关系，则使用现在分词的形式；如果二者构成被动关系，使用过去分词的形式。句意：意识到我可以使用一块特别的布来吸引人们的注意力，我决定做一个实验。意识到。。。是一个在谓语动词之前就发生的事情，故使用现在分词的完成式。故A正确。
点评：分词做状语的时候，任何动词与句子的主语构成主动关系，则使用现在分词的形式；如果二者构成被动关系，使用过去分词的形式。 |
举一反三
Though I have often heard this song ______, I have never heard you ______ it.| A．being sung; sang | B．sang; singing | | C．sung; sing | D．to be sung; to sing |
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The _______ boy was last seen _______ near the East Lake.| A．missing; playing | B．missing; play | | C．missed; played | D．missed; to play |
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_______ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home.
A．To wait
| B．Have waited
| C．Having waited
| D．To have waited
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Written in a hurry, ________. How can it be satisfactory?| A．they found many mistakes in the report | | B．Sam made lots of mistakes in the report | | C．there are plenty of mistakes in the report | | D．the report is full of mistakes |
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Here was a nice little present for everyone, with a suitable poem ________ to it.| A．attached | B．attacked | | C．attracted | D．attributed |
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