Make questions and answers with How long? an the present perfect continous
  1. you\try\to phone me? (half an hour)
   2.the chicken\cook\in the oven? ( about twenty minutes )
  3.Carl Schmidt\play football\for brazil?(start of the season)
  4. he\clean his motorbike  (two hours)
  5.you\wait to see the doctor? ( nine o`clock)
  6.you sister\live in Florida? (Over a a year)

Example:
A: How long have  you been trying to phone me?
B: I`ve been trying to phone you for half an hour

P.S: Va rog ajutatima..Intrebarea are 54 de puncte