Polluted dangerous clean friendly safe1. Dolphins can’t live in polluted water. They live in water.[1] 2. Dolphins are safe. They aren’t . [1]

3. Dolphins are not aggressive. They are . [1]

4. A lot of the sea isn’t clean. It is . [1]

5. The sea isn’t dangerous place for dolphins. It’s . [1]

anna1870    3   08.02.2021 11:51    11