1. he’s just a child, he? 2. it isn’t easy being a teenager, it? 3. they’re only 3 and 4 years old, they’re just toddlers, they? 4. leaving a tap on wastes water, it? 5. you recycled that paper, you? 6. we can’t go on destroying the rainforests, we? 7. your sister’s just had a baby, she? 8. we shouldn’t drop litter on the streets, we? 9. the atmosphere’s become very polluted, it? 10. one day you’ll be a pensioner, you