思入学测试卷.doc

IELTS Placement Test Section 1 Listening Listen to Extracts 1 and 2 and answer questions 1, 2 and 3. Now listen to Extract 3 and answer questions 4-6. Now listen to Extract and answer questions 7-10. Section 2 Reading You should spend about 10 minutes on Questions 11-16 which are based on Reading passage1 below. Text 1 Childhood obesity goes global A Childhood obesity is rapidly becoming a global epidemic. The US continues to lead the way, with as many as 37% of its children and adolescents carrying around too much fat. But other countries are rapidly catching up. According to statistics presented at the European Congress on Obesity in Finland, more than 20% of European youngsters between the ages of 5 and 17 are either overweight or obese. Asia lags behind the US and Europe in its obesity statistics, but Thailand, Malaysia, Japan and the Philippines have all reported troubling increases in recent years. Up to 10% of Chinas 290 million children are already believed to be overweight or obese, and that percentage is expected to have doubled a decade from now. So across Asia too, childhood obesity is on the rise, and a less marked trend has been documented even in urbanized areas of sub-Saharan Africa. B Why do children become obese? One important factor is insulin, a hormone which enables the body to store extra calories as fat. Physical exercise helps control insulin levels, while ingesting fat combined with starches and sugar can cause surges in insulin levels. A child who sits in front of the TV for hours on end, eating potato chips and doughnuts, is an ideal fat-storage machine. C What is urgently needed is for schools, health professionals, parents and children to work together. Encouragingly, changing a familys lifestyle in healthy ways does not appear to be all that difficult: it involves regular exercise, slightly smaller portions and slightly different foods. And this, say health officials, is a message that badly needs to get out. Questions 11-16 Do t