航空运输适用的情况有()。
A保鲜物品
B高价值物品
C紧急物品
D大批量物品
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即使套期项目和被套期项目的主要条款均能准确地匹配，企业依然需要进行套期的回顾性评价。()
根据实践经验确定选择特定对象进行研究，关系到研究结论是否有价值。()
客户在股指期货交易中发生保证金不足，而又未能按照期货公司要求及时追加相应保证金或者主动减仓时，期货公司可以强行平掉该客户部分或者全部持仓。()
Despite improvements in treatment for asthma, the death rate from this disease has doubled
A. Urban populations have doubled in the past decade.
B. Records of asthma deaths are as accurate for the past twenty years as for the past ten years.
C. Evidence suggests that bronchial inhalers make the lungs more sensitive to irritation by airborne pollen.
D. By tem|X)rarily relieving the symptoms of asthma, inhalers encourage sufferers to avoid more beneficial measures.
E. Ten years ago bronchial inhalers were not available as an asthma treatment.
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