In 1999, the price of oil hovered
around $16 a barrel. By 2008, it had (21) the $100 a barrel
mark. The reasons for the surge (22) from the dramatic
growth of the economies of China and India to widespread (23)
in oil-producing regions, including Iraq and Nigeria’s delta region.
Triple-digit oil prices have (24) the economic and political
map of the world, (25) some old notions of power. Oil-rich
nations are enjoying historic gains and opportunities, (26)
major importers—including China and India, home to a third of the world’s
population— (27) rising economic and social costs. Managing this new order is fast becoming a central (28) of global politics. Countries that need oil are clawing at each other to (29) scarce supplies, and are willing to deal with any government, A. come B. gone C. crossed D. arrived [单项选择]区分人的体力劳动强度等级的指标是( )。
A. 劳动强度指数 B. 能量代谢串 C. 耗氧量 D. 心率 [单选题]为客户指示方向时,上身略向前倾,手臂微曲,小臂与地面平行,五指自然并拢,掌心稍微向上,与地面成()度,目光面向客户方向,已肘关节为支点,指向目标方向。
A.15 B.30 C.45 D.50 [单项选择]某新建办公建筑,高126m,设避难层和屋顶直升机停机坪,请回答下列问题,并列出解答过程。说明本建筑物按少灾自动报警系统的保护对象分级,应为下列哪一项?()
A. 特级 B. 一级 C. 二级 D. 专题论证 [判断题]选择绝缘电阻表的原则是要选用准确度和灵敏度均高的绝缘电阻表。( )
A.正确 B.错误 [多项选择]设立公司需要具备一定的条件,这些条件包括()。
A. 人的条件 B. 物的条件 C. 行为条件 D. 经营条件 [单项选择]下面哪一项是陶瓷上画荔枝的关键窍门()。
A. 处理好对比关系 B. 处理好大小关系 C. 处理好疏密关系 D. 处理好颜色关系 [单选题]隐藏式的水印是以数字数据的方式加入音频、图片或影片中,但在一般的状况下无法被看见。
A.A、正确 B.B、错误 [单选题]所谓临塑荷载,就是指:
A.地基土将出现塑性区时的荷载 B.地基土中出现连续滑动面时的荷载 C.地基土中出现某一允许大小塑性区时的荷载 D.地基土中即将发生整体剪切破坏时的荷载 [判断题]埋弧焊焊接时,被焊工件与焊丝分别接在焊接电源的两极。
A.正确 B.错误 [单选题]下列关于预防亚硝酸盐食物中毒,不正确的说法是( )。
A.禁食腐烂变质的蔬菜 B.防止误食亚硝酸盐 C.不用苦井水煮饭 D.进食腌制一周的蔬菜 我来回答: 提交
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