Ответ:
1. When there is a storm, our dog always runs under the bed.
2. Tomatoes are better when they grow in the sun.
3. If it is sunny in the morning, I usually go running around the park.
4. If you swim in the sea in summer, the water is usually warm.
5. Water becomes ice when it gets very cold.
6. If it snows in this country, they often close the school.