【简答题】With concern over _____________(传染病),medical devices trend toward______________(易处理的),for example, they can be designed for ________________(一次性使用) or ____________________(便于灭菌).
【单选题】At the 73th General Assembly of the UN, Prime Minister of New Zealand pointed out that focusing on nurturing the next generation must be matched with concern over the ______________ it is inheriting.
【简答题】将以下内容翻译成中文: Necessities versus Luxuries. Necessities tend to have inelastic demands, whereas luxuries have elastic demands. Whether a good is a necessity or a luxury depends not only on the intrinsic ...