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矿井瓦斯等级,根据矿井相对瓦斯涌出量、矿井绝对瓦斯涌也量和瓦斯涌出形式进行划分的,其中矿井相对瓦斯涌出量(),或矿井绝对瓦斯涌出量(),该矿井即定为高瓦斯矿井。

A. >10m3/t; >40m3/min
B. ≥10m3/t;≥40m3/min
C. ≥10m3/min;≥40m3/t
D. >10m3/min;>40m3/t

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网络计划如图,图中错误是()。

A. 有多余虚工作
B. 无箭头
C. 逻辑关系
D. 有循环回路

根据《消费者权益保护法》,以下经营者的做法违反法律的是()A.某鞋店承诺该店鞋品一律实行“三包”,季根据《消费者权益保护法》,以下经营者的做法违反法律的是()

A. 某鞋店承诺该店鞋品一律实行“三包”,季女士从该店买了一双皮鞋,保修期6个月,3个月内开胶两次,第二次修理后第10天鞋又开胶,季女士要求退货,鞋店坚持只能换货,换货后再出现问题才能退货
B. 姜某从某商场购买了一台洗衣机,保修期内洗衣机出现故障,姜某要求商场修理,商场告知姜某维修人员太忙,建议姜某将洗衣机运至商场修理,但是只承担单程运输费用
C. 某商场通过大幅度打折促销,促销期间标明“产品售出恕不退换”
D. 秦某从某商场购得电吹风一只,保修期3个月,秦某将其闲置6个月后第一次使用,发现不能正常吹干头发,经到有关行政部门鉴定,认定其为不合格产品,秦某要求退货,商场认为已过保修期,不能退货

关于审查起诉,下列哪些说法是正确的?A.人民检察院受理同级公安机关移送审查起诉的案件,按照《刑事关于审查起诉,下列哪些说法是正确的?

A. 人民检察院受理同级公安机关移送审查起诉的案件,按照《刑事诉讼法参的管辖规定,认为应当由同级其他人民检察院审查起诉的,应当由人民检察院将该案退回公安机关,并通知其他有管辖权的人民检察院审查起诉
B. 人民检察院审查起诉的案件,改变管辖的或需补充侦查的,人民检察院均重新计算审查起诉期限
C. 人民检察院提起诉讼时,对依法可能单处剥夺政治权利的公诉案件,事实清楚,证据充分的,可以向人民法院提出适用简易程序的建议
D. 适用简易程序的建议,必须经检察长决定

American cities are similar to other cities around the world. In every country, cities reflect the【B1】of the culture. Cities contain the very best aspects of a society: opportunities for education,【B2】, welfare, and entertainment. They also【B3】the very worst parts of a society: violent crime, racial【B4】, and poverty. American cities are changing, just【B5】American society.
After World War Ⅱ, the【B6】of most large American cities decreased;【B7】, the population in many Sun Belt cities increased. Los Angeles and Houston are cities【B8】population increased. These population shifts to and from the city reflect the changing values of American society.
During this time, in the【B9】1940s and early 1950s, city residents became wealthier, more prosperous. They had mare children. They needed more【B10】. They moved out of their apartments in the city to buy their own homes. They bought houses in the【B11】, areas near a city where people live. These are areas without many offices or factories.
Now things are changing. The children of the people who【B12】the cities in the 1950s are now【B13】. They, unlike their parents, want to live in the cities.【B14】continue to move to cities in the Sun Belt. Cities are【B15】and the population is increasing in【B16】states as Texas, Florida, and California. Others are moving to more【B17】cities of the Northeast and Midwest, such as Boston, Baltimore and Chicago.
Many young professionals, doctors, lawyers, and executives are moving back into the city. They prefer the city【B18】the suburbs because their jobs are there; they are afraid of the fuel shortage; or they just【B19】the excitement and opportunities which the city offers. A new class is moving into the cities—a wealthier,【B20】mobile class.
【B1】

A. values
B. attitudes
C. ideas
D. expenses

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