问题
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It took me quite a while to () the questionnaire.
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It took me two hours to figure out how to do it.A.guessB.sum upC.understandD.summarize
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It took Jane a whole hour to () this algebra problem.
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It took us a long time to mend the house.
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It took us a long time to mend the house.
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It took me exactly a week to complete the