【答案解析】[听力原文] Let'sdefine both of these terms. First, a service economy is one in which most workers provide services—that is, they do something, like pumping gas into people's cars, for example, instead of making something.
【答案解析】[听力原文] Frommy perspective, homework often is a significant burden for both teachers and students. Reducing the amount of homework would create far more opportunities for direct interaction between students, parents, and teachers.
【答案解析】[听力原文] The unemployment situation for men in the USA steadily improved between 2000 and 2005. In 2000, the rate of unemployment stood at almost eight percent, but fell to just over four percent in 2005.
【答案解析】[听力原文] According to experts, we can expect many changes in transportation technology in the twenty-first century. All the forms of transportation we use today will still be popular, but they will be very different in design, materials, and technology.
【答案解析】[听力原文] Last year alone household burglary losses rose by 27 per cent over the previous year to 138.2 million pounds, and some insurance companies are refusing to provide burglary cover in what we might call high-risk areas.