______ maps properly, you need a special pen.

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• 1It is one of the important problems ______ tomorrow.

  
  A. to solve

  B. to be solved

  C. solved

  D. solving

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• 2She was glad to see her child well ______ care of.

  A. take

  B. to be taken

  C. taken

  D. taking

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• 3I saw some villagers ______ on the bench at the end of the room.

  A. seating

  B. seat

  C. seated

  D. seated themselves

  
  

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• 4Climbing mountains was ______ , so we all felt ______ .

  
  A. tiring; tired

  B. tired; tiring

  C. tiring; tiring

  D. tired; tired

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• 5I would appreciate ______ back this afternoon. (NMET)

  A. you to call

  B. you call

  C. your calling

  D. you’ re calling

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• 6I am very busy. I have a very difficult problem ______ .

  A. to work

  B. to work out

  C. to be worked out

  D. to work it out

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• 7Her husband died in 1980 and had nothing ______ to her, only ______ her five children.

  A. left; to leave

  B. leaving; leaving

  C. leaving; left

  D. left; leaving

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• 8It is no use ______ your past mistakes.

  
  A. regretting

  B. regret

  C. to regret

  D. regretted

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• 9With the cooking ______ , I went on ______ some sewing.

  A. done; to do

  B. being done; doing

  C. to be done; doing

  D. to have done; doing

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• 10The question ______ now at the meeting is not the question ______ yesterday.

  A. discussed; discussed

  B. discussing; had discussed

  C. being discussed; discussed

  D. discussing; discussing

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