Make questions and answers with How long? and the present perfect continuous.
1.you/try/to phone me?(half an hour)
A:How long have you been trying to phone me?
B:I've been trying to phone you for half an hour.
2.the chiken/cook/in the oven?(about twenty minutes)
3.Car Schmidt/play football/for Brazil?(start of the season)
4.he/clean his motobike?(two hours).
5.you/wait to see the doctor?(nine o'clock)
6.your sister/live in Florida?(over a year)