Даю 40 баллов!!!!
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1. They sell milk in this shop.
2.I have translated the whole text.
3. We shall do the work in the evening.
4. When were they playing tennis?
5.By six o'clock they had finished the work. Даю 40 баллов!!!!!!!!!

1. Milk is sold in this shop by them;2. The whole text has been translated by me;3. Work shall be done in the evening by us;4. When was tennis being played by them?5. Work had been finished by six o'clock by them.