Поставьте глаголы, данные в скобках, во времена групп simple (indefinite) или continuous. 1. the kettle (boil). can you turn it off, please? 2. water (boil) at 100 degrees celsius. 3. the police (stop) him on his way home last night. 4. the sky is black. i think it (rain).

1. The kettle (is boiling). Can you turn it off, please?
2. Water (boils) at 100 degrees Celsius.
3. The police (stopped) him on his way home last night.
4. The sky is black. I think it (is raining).