Question 7. Ecotourism can .......the environment because tourists don't destroy nature.
A. damage
B. vary
C.protect
D.effect
Question 8. Countries should work together to deal with global............. and climate change. such as deforestation
A. issues
B. stalactites
D. effects
C. habitats
Question 9. We must.......... the damage which we may cause to the environment.
D. be aware of
C. be keen on
B. be excited about
A. be interested in