| Humans not only love eating ice cream,
they enjoy (21) it to their pets. Market studies show that two
thirds of all dog owners give ice cream to the dogs. (22) , says William
Tyznik, an expert in animal nutrition at Ohio State University, "ice cream is
not good for dogs. It has milk sugar in it," he says, "which dogs cannot (23)
very well." (24) by that knowledge but aware of the desire of dog owners to (25) their companions, Tyznik invented a new frozen treat for dogs that, he says, is more nutritious than ice cream-and as much (26) to eat. The product, called Frosty Paws, is made of a liquid by-product of cheese and milk with the sugar (27) . Frosty Paws also contains refined soy flour, water, vegetable oil, vitamins and minerals. It (28) Tyznik, who has also invented a horse feed (called A. trial B. try C. test D. practice [简答题]盘车装置的作用是什么？
[单选题]B-B-007 4 2 3
《高速铁路工务安全规则》第7.2.1条规定:高速铁路应实行全线封闭。路基、涵洞地段线路两侧和隧道进出口应设置“线路防护栅栏”;桥梁地段(水中桥梁及山区沟壑峡谷桥梁除外)桥下应设置防护栅栏,当旱桥墩高小于( ) m时应设置与路基地段相同的“线路防护栅栏”。 A. 2 B. 3 C. 3.1 D. 5 [单选题] 党必须按照( )的原则,在同级各种组织中发挥领导核心作用。
A. 总揽全局、协调各方 B. 统筹全局、协调各方 C. 总揽全局、指挥各方 [判断题]变压器台架的承力杆打帮桩挖坑时，应采取防止倒杆的措施。使用铁钎时，注意上方导线。
A.正确 B.错误 [单项选择]正式协议是联合体或合作体各方在标前和中标后履行合同的法律文件，应在( )签署完成。
A. 投标定价时 B. 投标定价前 C. 投标定价后 D. 中标后再协商 [单选题]《高速铁路接触网运行维修规则》适用于工频、单相、交流25kV,列车运行速度( )及以上和200km/h以下仅运行动车组的铁路接触网设备的运行维修。
A.120km/h B.160km/h C.200km/h D.250km/h [单选题]《航道法》第四十条规定“与航道有关的工程的建设单位违反本法规定，未及时清除影响航道条件的临时设施及其残留物的，处三万元以上二十万元以下的罚款，并由负责( )依法组织清除，所需费用由建设单位承担”
A.航道管理部门 B.港口管理部门 C.海事管理部门 D.交通管理部门 [判断题]交通工具上发现根据国务院卫生行政主管部门的规定需要采取应急控制措施的传染病病人、疑似传染病病人，其负责人应当以最快的方式通知前方停靠点，并向交通工具的营运单位报告。
A.正确 B.错误 [多选题]徒手心肺复苏技术主要包括（ ）。(1.0分)
A.徒手按压技术 B.人工呼吸 C.徒手胸外心脏按压 D.徒手心肺按压技术 我来回答: 提交
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