It is really a challenge for me to finish it. In order not to be disturbed, I spent three days ______ in my study surfing the internet to do the research.

试卷相关题目

• 1He was barking ____ let him in.

  A.for someone to

  B.in case of someone

  C.so someone to

  D.so that someone

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• 2If you want to visit the museum, I recommend _________ there by underground.

  A.you to go

  B.going

  C.you went

  D.to going

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• 3Have you realized the difficulty we have _______ the problem?

  A.worked out

  B.to work out

  C.work out

  D.working out

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• 4______ the matter a secret , Jim told his father all that had happened .

  A.More than keep

  B.Rather than keep

  C.Rather than keeping

  D.Without having been kept

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• 5A student will be immediately punished if he is found ______ in the exam.

  A.cheat

  B.to cheat

  C.cheated

  D.cheating

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• 6Martin Cooper , a US researcher , was considered _______ the first cell phone .

  A.invented

  B.to invent

  C.having invented

  D.to have invented

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• 7He was so careless that he left _________the door _________.

  A.leaving…unlocked

  B.to leave…locked

  C.left…unlocking

  D.leaving…locking

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• 8The teacher called Tom to his office because he was caught_____in the exam.

  A.to cheat

  B.cheating

  C.cheated

  D.cheat

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• 9She 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

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• 10You never imagine what trouble I have had ______ your house．It took me nearly 2 hours．

  A.to find

  B.finding

  C.found

  D.for finding

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