Spotlight 7 module 8 variant 21) fill in the correct word.fumes, rain, pollution, rubbish, recycle, flowers, clean out1.toxica river2 plant6 collectnewspapers and cans7 water and soil4 acid2) fill in have to, don't have to, has to, doesn't have to.5. wewear a school uniform, it's dark blue.6.1get up early on weekdays, but iget up early on sunday.7.1do my homework every day.8. it was raining hard outside so heput on his raincoat.9. 1leave early because i was not feeling quite well.3) complete the sentences using the present perfect continuous10.1at the zoo for a year already! (volunteer)11. itfor two hours and it won't stop! (rain)12. the studentsto reduce pollution. (try)13. weto raise awareness of environmental problems. (work)14. acid rainnatural habitats for years. (destroy)4) fill in the question tag.15. john went to the pond, .16. ben has called his dad, 17. some species of tiger are endangered,18. camels live in the desert, 19. john didn't collect the cans and newspapers, ..20. we are late,
