Attention: For questions 53-60, read the text below and decide which answer (A, B, C or D) best fits each gap. Saving energy: it starts at home We already know the fastest, 53 expensive way to slow climate change: use less energy. With a little effort, and not 54 money, most of us could reduce our energy diets by 25 percent or more − 55 the Earth a favor while also helping our pocketbooks. So what’s holding us back? Scientists have reported recently that the world is heating up even faster KK 56 predicted only a few years KK 57 , and that the consequences could be severe if we don’t KK 58 reducing emission of carbon dioxide and other greenhouse gases that are trapping heat in our atmosphere. But what can we KK 59 about it as individuals? Will our efforts really KK 60 any difference? (Extracted from the National Geographic Magazine, March 2009)
