ACCORDING TO THE PASSAGE, COAL IS NONRENEWABLE BECAUSE IT TAKES ...

Câu 40:  According to the passage, coal is nonrenewable because it takes      to make it.A. three billion years B. billions of years C. millions of years D. three million yearsVII. Read the text below and choose the correct word for each space. Mark the letter A, B, C or D on your answer sheet.Many people cut trees all over the world. These are people (41) _________do not know they are harming themselves by their action. Recently, there was news about the destruction of lives and property   in   Uttarakhand   due   to   flash   floods   (42)   _________by   a   cloud   burst.   According   to ecologists   and(43)   _________,   one   of   the   main   causes   of   this   catastrophe   was   deforestation. Actually,   people   cut   trees   for   the   sake   of   luxury   and   money.   Deforestation   results   (44) _________global warming, drought and famine. People should be made aware of the ill effects of deforestation. Organizations like WWF (World Wildlife Fund) should be encouraged in their efforts and   guided   in   all   possible   ways   to   help   promote   preservation   of   forest   land.   If   deforestation continues  at   the  current  rate,   a  day  will  come   when  the  human  (45)  _________itself   will   be endangered.