III/ Choose the best option.
11. The cattle drank from a river polluted with ->(toxic) <-chemicals.
a. waste b. colorless c. odorless d. poisonous
12. When the wastes are poured into the atmosphere, the air becomesz( contaminated)
and unpleasant to breathe.
a. dense b. dirty c. pure d. spoiled
13. They were sent to a local ______________ right after their parents’ death.
a. orphanage b. hospital c. park d. prison
14. Cuc Phuong National Park is ______________ 160 km South West of Ha Noi.
a. lied b. established c. abandoned d. located
Loga
Sinh Học lớp 12
