第6题: [单项选择]Air entering an air-cooled refrigeration system is indicated by （）. A. frosting of the liquid line B. higher than normal head pressure C. a clear sight glass D. abnormally cold reefer boxes 参考答案:B
第27题: [多项选择]回顾过去一年，我们清醒地看到，在前进道路上还有许多困难和问题，政府工作还有不少缺点，群众还有一些不满意的地方，多年积累的深层次矛盾从根本上解决还需要相当长时间。 参考答案:Reviewing the passed year, we sober-mindedly realize that there are lots of difficulties and problems in the development process, and lots of flaws in the administration of the government. The masses are still dissatisfied with some aspects, and it will take a long time to fundamentally solve the deep-rooted conflicts accumulated for years.
