新托福写作真经4test8-综合写作解析.docx

http:// 新托福写作真经 4test8- 综合写作解析前程百利小编觉得托福综合写作是托福考试中最容易得分的部分。所以,大家在这部分一定要保证不要失分。小编接下来和大家分享的是托福写作真经 4中 test8 独立写作的内容。从阅读和听力的要点分析,范文的词汇和万能语句出发,帮助大家更好的了解每一个托福写作话题的写作方式。 Reading & Listening Marsupials are a group of animals that are considered mammals. The kangaroo is the most well-known marsupial. They mainly live in Australia; however, some species are found in New Guinea, South America, and North America. Fossil evidence, however, shows that marsupials once lived virtually everywhere on the . Yet because marsupials had trouble adapting to their environments, they died out in most of those places. Marsupials differ from other mammals in that they do not have placentas, and thus mothers do not carry their babies to term. Instead, baby marsupials are born before they are fully developed. Upon being born, a baby marsupial crawls inside a pouch in its mother ’s body, where it remains until it matures. Unfortunately, being born prematurely means that most marsupials have undeveloped immune systems. This makes them more susceptible to infections and premature death, which happens with great frequency. Marsupials have a low metabolic rate parison with other mammals. To control their body temperatures, mammals must eat food to give them energy. But the low metabolic rate of marsupials means that they have trouble maintaining warmth in their bodies when the temperature es cold. As a result