W: Can we leave the lab now, teacher
M. No, you must tidy the lab before you leave.
请根据下面的短文回答下面各题 Once there lived an old man in a town. He always forgot a lot of things. So his wife always had to say to him, "Don’t forget this." One day he went on a long trip alone. Before he left home, his wife said, "Now you have all these things. They are what you need for your trip. Take care of your things during the trip." He went to the station. He bought a ticket and got on the train with it. About an hour later, the conductor began to see the tickets. He came to the old man and said, "Will you please show me your ticket " The old man looked for his ticket in all his pockets, but he could not find it. He was very worried. "I can’t find my ticket. I really bought a ticket before I got on the train." said the old man. "I think you are right. I believe you bought a ticket. All right. You don’t have to buy another ticket," [判断题]铁路职工或其他人员发现设备故障危及行车和人身安全时,应立即向开来列车发出停车信号,并迅速通知就近车站、工务、电务或供电人员。
A.正确 B.错误 [多项选择]以下哪项是衡量一个牙是否为良好基牙的重要的指标()
A. 牙槽骨的量 B. 牙槽骨的密度 C. 牙周膜的面积 D. 牙根长度 E. 牙根数目 [多选题]依据《中国南方电网有限责任公司电力安全工作规程》规定,在厂站的带电区域内或邻近带电导体附近作业,可以使用哪些类型梯子( )
A.环氧树脂材料梯子 B.干燥竹梯 C.干燥木梯 D.铝梯 [单项选择]攻螺纹时每转1~2转后要轻轻倒转()转,以便切屑和排屑。
A. 1/4 B. 1/2 C. 1 D. 2 [判断题]每一种商品都能明确地、准确地归入一个H.S编码的品目号下。( )因天气原因,经贸易双方与海运公司协商一致,该批货物可以改在其他口岸入境。( )
[多选题]"具有PCV-VG(PRVC)通气模式的产品型号有( )
A.科曼AX-400 B.科曼AX-500 C.科曼AX-600 D.科曼AX-700 [多项选择]关于利率/债券挂钩类理财产品,下列说法错误的是()。
A. 利率挂钩类理财产品与境内外货币的利率相挂钩 B. 利率挂钩类理财产品的收益取决于产品结构和利率的走势 C. 对于利率/债券挂钩类理财产品而言,挂钩标的必定是一组或多组利率/债券 D. 债券挂钩类理财产品是只在债券市场上进行交换和交易,并由非银行金融机构发行的理财产品 E. 其特点是收益不高,但非常稳定,一般投资期限固定,且可以提前支取 [判断题]服装的基本功能主要有实用装饰和社会等。
[单选题]所有电气设备的( )均应有良好的接地装置。
A. A.接线 B.塑料外壳 C.开关 D.金属外壳 [单项选择]防止电气设备发生碰壳故障的最好措施是()
A. 保护接地 B. 保护接零 C. 保护断开 D. 加强电气设备的维护维修 [判断题]人民警察使用驱逐性、制服性警械时,应当以制止违法犯罪行为为限;当违法犯罪行为人停止实施违法犯罪行为时,应当立即停止使用。
A.正确 B.错误 [判断题]单位存款人申请存入单位定期存款时,开户行应首先为其开立单位定期一本通产品。
A.正确 B.错误 [判断题]局《服务质量规范》广播时间中要求途经地区与北京时间存在时差时,以北京时间为准。
A.正确 B.错误 [判断题]运输炸药、电雷管的矿车或者车厢必须有专门的警示标识。
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