5- Complete the sentences below with the correct form of the verbs in parentheses. Use either the active voice or the passive voice.
A) The Earth__________ (cover) by approximately 14.8 billion acres of forest 8,000 years ago
B) The highest rates of deforestation____________ (occur) during the last 50 years.
C) Between 1998-1990 , Brazil___________ (lose) 91.4 million acres of tropical forest.
D) In the period from 2000 to 2005, 10.4 million hectares of tropical forest______________ (destroy) each year.
E) Tropical rainforests______________ (house) an estimated 50% of all life on the planet.
F) 40% of the Amazon rainforest_______________ (go) by the year 2050
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a) was discovered
b) have been occurring
c) lost
d) were destroyed
e) houses
f) will be gone
b) have been occurring
c) lost
d) were destroyed
e) houses
f) will be gone
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