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 Did you have trouble ____ the post office?
  A. to have found   B. with finding    C. to find   D. in finding

Did you have trouble ___________ the post office?

[　　]

Did you have trouble ＿＿＿＿＿＿＿ the post office?

A. to have found     B. with finding   C. to find           D. in finding

Did you have trouble ＿＿＿＿＿＿＿ the post office?

A. to have found     B. with finding    C. to find           D. in finding