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1. Angela … (to study) Italian since 1990. *

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2. Angela … (to teach) Italian for 30 years by the year of 2030. *

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3. Angela … (to teach) Italian for 2 hours when her student fell asleep. *

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4. What she ...(to do) since 8 o’clock? *

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5. Liz … (to keep) to a diet for 2 weeks already by tonight? *

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6. How long they ... (to windsurf) when I saw them? *

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7. Billy … (not to speak) on the phone since breakfast time. He ... (to play) computer games. *

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8. They … (not to play) football for a 45 minutes when their friends will come. The rain will start at noon. *

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9. He said he … (not to wait) for us for half an hour. He went away. *

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1. Мой ответ has been studying2. Мой ответ will have been teaching3. Мой ответ had been teaching4. Мой ответ what has she been doing5. Мой ответ will have been keeping6. Мой ответ had they been windsurfing7. Мой ответ had not been speaking8. Мой ответ will not have been playing9. ой ответ he had not been waiting