Revision unit 9 10 tiếng anh 12 bùi thụy quỳnh như

On Tap Unit 9, 10, 11 Anh 12

On Tap Unit 9, 10, 11 Anh 12
... In 19 89, a ban was given on all international trade in ivory A action B contamination C destruction D prohibition * * * * * 36 People have hunted animals food, hides, and ivory A on B for ... difficulty C difficultly D difficulties 40 _ is the protection of environment and natural resources A Survival B Commerce C Conservation D Extinction * * * * * 41 Chemical wastes from factories are ... pollutants C pollutions D polluters 42 Although we are aware _ the importance of environment, we still overexploit it A from B on C for D of 43 A _ is the story of a person’s life written...
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