A. dangerous weather. B. computer and weather. C. weather forecasting. D. weather-balloon observations. 参考答案:C 答案解析:主旨题。本文第一段讲述了常规计算机模拟天气预报和气象球预报的局限性;第二段介绍“及时预报”(Now cast)的优点和当前的发展状况。因此,全文主旨是关于天气预报的。故选C项。
第36题: [单项选择]Passage One Questions, 26 to 29 are based on the passage you have just heard. A. A.Prefabs are new in the UK and the US B. C.Prefabs first appeared in the U 参考答案:D 答案解析:[听力原文] Q:What do we know about prefabs [答案详解] 短文提到130Klok提供的这种类型的房子被称为prefabs,它们早在20世纪初就出