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  • 科目:英语
  • 题型:单选题
  • 难度:较易
  • 人气:950

—Here you are at last! What kept you so long?
—Sorry, I’m late. But do you know what great difficulty I have ______ your house.

A.found B.finding C.to find D.for finding
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—Hereyouareatlast!Whatkeptyous