1. It is usually cold in winter. 2. There were a lot of flowers in the streets in summer.He has got a question.4. He can do this exercise easily.5. There are a lot of a clouds in the sky.6. There was a lot of snow in the forest.7. The weather isn't fine today.8. The weather doesn't change quickly.9. The weather didn't change.10.They don't go camping in summer.​