Question 50. From reading the passage, it seems that ____.

Question

Cơ bản

4 câu trả lời

Answer 1

the developed countries shouldn't use fossil fuel

Answer 2

we cannot develop such sources of energy as solar energy and nuclear energy as well as hydro-power

Answer 3

only a few places are concerned about the world’s energy resources

Answer 4

the search for alternative sources of energy has led in various directions