Exercise1. Change the following sentences from active into passive. 1. They have completed the experiment today. 2. It has improved technological processes. 3. I have done my homework. 4. They haven’t finished the experiment yet. 5. We had arrived in Tashkent by 6 o’clock. 6. The academic year will have finished by the end of June. 7. I’ll have read this book by 3 o’clock. 8. He has got a letter from his friend recently.

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