| Americans have contributed to many art
forms, and jazz, a type of music, is one of the art forms that were started in
the United States. Black Americans, who sang and played the music of their
homeland, created jazz. Jazz is a mixture of music of Africa, the work songs the slaves sang, and religious music. Improvisation(即兴) is an important part of jazz. This is why a jazz song might sound a little different each time it is played. Jazz bands formed in the late 1800s. They play A. 200 B. 120 C. 80 D. 40 [单选题]为了保证纵差保护的选择性，差动继电器的启动电流应躲过（ ）。
A.最大不平衡电流 B.短路电流 C.励磁电流 D.精工电流 [判断题]拆除工程施工区域应设置硬质封闭围挡及醒目警示标志,当临街的被拆除建筑与交通道路的安全距离不能满足要求时,必须采取相应的安全隔离措施。
A.正确 B.错误 [判断题]农村先进生产力流向城市而变为廉价劳动力是由市场经济体制环境下，市场配置导致的。
[判断题]我国安全生产法已确立了安全生产责任制度、安全生产条件保障制度、“三同时”制度、安全教育培训制度、从业人员的权利与义务制度、安全生产监督管理制度、事故应急救援制度、事故调查处理制度、事故责任追究制度等基本法律制度。
A.正确 B.错误 [单项选择]在动态输入处于打开状态下，对图形进行移动操作，给定基点坐标为（100，150），系统要求给定第二点坐标时输入（100，200），则图形的移动量是多少？（）
A. 0，50 B. 0，50 C. 200，350 D. 100，200 [单项选择]属正系胆烷酸的是（）
A. 胆酸 B. 别胆酸 C. 牛磺酸 D. 粪甾烷酸 E. 绿原酸 [单选题] 承担安全评价、认证、检测、检验职责的机构出具失实报告的,责令停业整顿,并处( )以下的罚款;给他人造成损害的,依法承担赔偿责任。
A.三万元以上十万元 B.二万元以上五万元 C.五万元以上十万元 D.十万元以上二十万元 [简答题]什么是历史遗留违法私房？
[单选题]警综平台不包含以下哪个功能（）。
A.警务基础业务 B.综合查询 C.补办统计报表 D.人像识别 [单项选择] More than forty thousand readers told us what they looked for in close friendships, what the 【B1】 friends, what they were willing to give in 【B2】 , and how satisfied they were 【B3】 the quality of their friendships. The 【B4】 give little comfort to social critics.
Friendship 【B5】 to be a unique form of 【B6】 bonding. Unlike marriage or the ties that 【B7】 parents and children, it is not defined or regulated by 【B8】 Unlike other social roles that we are expected to 【B9】 --as citizens, employees, members of professional societies and 【B10】 organizations--it has its own principle, which to promote 【B11】 of warmth, trust, love, and affection 【B12】 two people.
The survey on friendship appeared in the March 【B13】of Psychology Today. The findings 【B14】 that issues of trust and betrayal are 【B15】 to friendship. They also suggest that our readers do not 【B16】 for friends only among those who are 【B17】 like them, but find many 【B18】 differ in race, religion, and ethnic background. Arg
A. addition B. reply C. turn D. return [多项选择]看声带是否颤动，辅音分为（）。
A. 送气音 B. 不送气音 C. 清音 D. 浊音 [单选题]经现场查找未发现相关物品的，告知旅客（ ），或登记本人遗失物品信息。
A.隔日拨打12306电话确认 B.自行前往车站查找遗失物品 C.登录铁路12306网站关注遗失物品招领公告 D.登录铁路12306手机App查找 [判断题]指引车辆行驶的标志都涂以绿色。( )
A.正确 B.错误 [简答题]有效的资本市场
我来回答: 提交
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