he dissolving of __________.
A. mountains B. wetlands C. glaciers D. river beds
4. As air pollution continues to be released into the atmosphere, __________ becomes more depleted,
resulting in an increase of ultraviolet radiation on earth.
A. ozone layer B. oceans C. rainforests D. carbon dioxide
5. __________ is a greenhouse gas that is released by human activities and speeds up global warming.
A. petroleum B. natural gas C. carbon dioxide D. nuclear power
6. Too many greenhouse g
asses in the atmosphere may block heat from escaping into space and trap too
much heat next to the Earth's surface causing __________
A. another ice age B. global warming C. earthquakes D. volcanic eruptions
Choose the closest meanin
g A, B, C or D to the original.
7. After fighting the fire fo
r 12 hours, the firemen succeeded in putting it out.
A. The fireman managed in vain to put the fire out after a 12-hour fight.
B. Having fought the fire for 12 hours, the firemen were able to put it out.
C. The firemen wasted 12 hours putting the fire out.
D. Fighting the fire for 12 hours, the fire was put out.
Choose the best answer which best fits each space in each sentence.
8. __________in dark colors, the room needed some bright lights.
A. Having painted
B. To have painted
C. Having been painted D. To have been painted
Hy vọng với tài liệu TỔNG HỢP KIẾN THỨC Unit 10 (có bài tập) sẽ giúp bạn giỏi hơn nhanh chóng. Và hy vọng bạn sẽ học giỏi hơn cùng Tự Học 365
