1/present continuous/ 1. They are going for a walk. 2. I am wearing jeans. 3. She is picking flowers. 2/present simple1. they go for a walk. 2. I wear jeans. 3. She picks flowers. 3/past simple/ 1. They went for a walk. 2. I wore jeans. 3. She picked flowers. 4/future simple/ 1. They will go for a walk. 2. I will wear jeans. 3. She will pick flowers