硅酸盐水泥中所掺混合料分为活性和非活性两种，属于活性的掺合料是( )。A．石英砂

关于CBOE推出的中国指数描述正确的是( )。

A．以16只中国公司股票为样本

B．主要基于海外上市的中国公司

C．属于海外上市公司指数

D．按照等值美元加权平均计算而成

绿色植物通过光合作用制造有机物，不仅满足了自身的需要，还为生物圈中的其他生物提高了基本的食物来源。 [ ]

乳牙拔除后是否制作功能保持器应考虑

A．牙齿拥挤程度
B．恒牙胚上方骨板厚度
C．恒牙是否先天缺失
D．邻牙萌出的顺序
E．以上各项都对

Stress is our response to threatening or (1) events. We may experience different levels of stress depending on the (2) , meaning the events or circumstances that cause us to feel stress. Stressors can be classified into (3) main categories: (4) events, personal stressors, and (5) stressors. Cataclysmic events are major events that cause stress (6) , immediately, for a great many people at once. Personal stressors are major life events that create stress, including (7) life events. Background stressors are (8) hassles, or minor irritations, or (9) background stressors. Repeated exposure to stressors has both psychological and (10) consequences. The long- term consequence is that body tissues such as the heart and blood vessels can begin to (11) . The (12) system functions less effectively, and (13) our ability to fight off illnesses.
The General Adaptation (14) explains the sequence of physiological reactions to stress. There are three phases to G. A. S. The first is the " alarm and (15) " phase: we respond with alarm, and take (16) to remove the stressor. The second phase is the (17) stage: we fight against the stressor or try to cope with the stressor. This can lead to the third phase. (18) . The exhaustion phase may be an (19) way of trying to avoid the stressors. The body may be telling us that we need to do whatever is (20) to remove the stressor.

Stress is our response to threatening or (1) events. We may experience different levels of stress depending on the (2) , meaning the events or circumstances that cause us to feel stress. Stressors can be classified into (3) main categories: (4) events, personal stressors, and (5) stressors. Cataclysmic events are major events that cause stress (6) , immediately, for a great many people at once. Personal stressors are major life events that create stress, including (7) life events. Background stressors are (8) hassles, or minor irritations, or (9) background stressors. Repeated exposure to stressors has both psychological and (10) consequences. The long- term consequence is that body tissues such as the heart and blood vessels can begin to (11) . The (12) system functions less effectively, and (13) our ability to fight off illnesses.
The General Adaptation (14) explains the sequence of physiological reactions to stress. There are three phases to G. A. S. The first is the " alarm and (15) " phase: we respond with alarm, and take (16) to remove the stressor. The second phase is the (17) stage: we fight against the stressor or try to cope with the stressor. This can lead to the third phase. (18) . The exhaustion phase may be an (19) way of trying to avoid the stressors. The body may be telling us that we need to do whatever is (20) to remove the stressor.

2016年是“十三五”开局之年，我国不断健全以基本公共服务为核心的民生保障制度，多措并举增投入、补短板、兜底线、织密网，将财政用于民生的比例稳定在70%以上；降低社保费率、提高保障水平等，让发展成果更多更公平地惠及全体民众。这表明（）

①财政是国家调控经济的重要手段

②财政是国家治理的基础和重要支柱

③财政是促进社会公平的物质保障

④我国实施积极货币政策改善人民生活

A、①②

B、①④

C、②③

D、③④