Exercise 1. Составьте предложения в the Present Perfect Continuous Tense. I/to read/this book/for three days. We/to play volleyball/ for twenty minutes. She/to clean/the flat/for more than an hour. Peter/to swim/for half an hour. Anna/to speak/on the phone/for an hour now. You/to wait/for a bus/for ten minutes only. Nelly and Mary/to do the shopping/since early morning. It/to snow/since last night. Jack and his friend/ to ride bikes/for three hours now. The teacher/to explain/ a grammar rule/since the beginning of the lesson. Exercise 2. Поставьте глаголы в скобках в правильную форму. Helen … (to wash) the dishes for fifteen minutes. My classmates … (to write) a dictation since the beginning of the lesson. Sam … (to drive) a car for five hours now. I … (to look) for information on the subject since last Friday. Molly … (to paint) this picture for three days now. The tourists … (to do) the sightseeing since nine o’clock. You … (to work) as a computer programmer for more than fifteen years. The wind … (to blow) since yesterday. My grandfather … (to collect) coins since he was a boy. Andy and Den … (to discuss) the plans for their winter holidays for two hours now. Exercise 3. Поставьте глаголы в скобках в правильную форму. Kevin … (to fish) since early morning. Kim … (not to pack) her things for so long. You … (to iron) clothes all day. Allan … (not to wear) this jacket for three years. I … (not to walk) a dog since four o’clock. Monica and Sue …(to paint) the walls of the house since ten o’clock in the morning. Mr May … (to read) this article for more than half an hour now. It … (not to rain) since afternoon. My neighbours … (to make) a noise since seven o’clock in the morning. Brad … (fo try) to catch a taxi for fifteen minutes now.