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Put the verb in the correct form of the Perfect Continuous. They (to celebrate) their wedding for the whole week already. I (to play) the guitar for a long time when you phoned me. I (to sleep) for only 2 hours when the alarm clock rang. We (to sunbathe) on the beach for several hours by the noon. Mary (to play) with her doll when her brother gave her a ball.Tom (to speak) to the customer since lunch time. Mark (to choose) a new telephone for an hour before he decided not to buy it. She said she (to look) for us for an hour. By tonight I (to keep) to a diet for 2 weeks already. When he came, she (to cook) dinner for half an hour.