A. TOOK B. SPENT C. SPENDS D. TAKESVIII-READ THE PASSAGE THEN CHOO...

30. A. took B. spent C. spends D. takesVIII-Read the passage then choose the correct answer to each of the questionsEnergy is fundamental to human beings, especially to poor people – the one-third of humanitythat does not have modern energy supplies like electricity, with which their life could be improved.Many people who live in countryside have to gather fuel wood. This takes a lot of time.Moreover, it causes indoor air pollution because of heavy smoke. For many people living in ruralareas in developing countries of the world, biogas is the large energy resources available and costsalmost nothing. The main use of biogas is for cooking and heating. As biogas is smoke-free, it helpssolve the problem of indoor air pollution. Moreover, plant waste and animal manure cost almostnothing.The tendency to use renewable energy sources is on the increase when non-renewable ones arerunning out. In the near, people in the developing countries may use wind or sea waves as theenvironment-friendly energy sources.