Luckily many people realize now that we must look after the sea and ... it. They say polluting the sea should be strictly ... . Groups of people who care about the ... spend their free time ... litter from the beaches. People collect ... bottles and ... and put them into different ... for further recycling.

Luckily many people realize now that we must look after the sea and protect it. They say polluting the sea should be strictly prohibited. Groups of people who care about the environment spend their free time clearing up litter from the beaches. People collect cans, bottles and put them into different bins for further recycling.

Ответ: protect, prohibited, environment, clearing up, cans, bins