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Cost as a Factor in
Supply{{/B}} In a purely competitive market, the supplier of goods and services has no control over the market price, because he produces too little to influence market conditions. With no difference between his products and the products{{U}} (51) {{/U}}his competitors, he will sell nothing if he charges above the market price and he will sell all if he charges at or{{U}} (52) {{/U}}the market price. However, in considering the price, he must take the{{U}} (53) {{/U}}of production into consideration. There are times when he may be willing to sell below his cost. This might happen when prices tumble for{{U}} (54) {{/U}}he believes will be a short time. However, no business person can{{U}} (55) {{/U}}to l A. afford B. pretend C. offer D. decide [单项选择]甲欲杀乙，故意将装好子弹的枪支交给丙，并骗丙说是空枪，叫丙向乙瞄准恐吓乙，结果乙中弹身亡。甲、丙( )。
A. 构成共同犯罪 B. 以共同过失犯罪论处 C. 甲构成教唆犯 D. 甲单独构成故意杀人罪 [单选题]油、气、水管道检修开始工作前，检修工作负责人应会同（ ）共同检查。确认需检修的管道确已可靠的与运行中的管道隔断，没有油、水、气流入的可能。
A.A.工作班成员 B.B.工作许可人 C.C.工作票签发人 D.D.运行值班人员 [单选题]竹子应使用敞车装载,腰线、封顶线与端支柱拉线,各使用( )捆绑两周。[321020106]
A.棕绳 B.盘条 C.8号镀锌铁线 D.10号镀锌铁线 [单项选择]下列说法中正确的是( )。
A. 网络中的计算机资源主要指服务器、路由器、通信线路与用户计算机 B. 网络中的汁算机资源主要指计算机操作系统、数据库与应用软件 C. 网络巾的计算机资源主要指计算机硬件、软件、数据 D. 网络中的计算机资源主要指web服务器、数据库服务器与文件服务器 [单项选择]Jo was the most popular boy in the school. He was tall and strong, with dark brown haft and green eyes and the sweetest smile. He was good at all sports and he was top of his class.
There was keen competition among the girls to attract his attention. Yet, Jo was nice to all of them, even the plain, shy ones but he didn’t have a steady girlfriend. Ella was the only one who didn’t seem to have any romantic interest in him; she treated him friendly and the others didn’t consider her as rival. But she knew him very well. Jo and Ella were the best friends. They talked about their problems, exchanged ideas, gave advice to each other and played jokes on each other occasionally. One day, Jo didn’t go to school. He stayed away for a week, then the news came: his mother had died. When he went back to school, he looked fired and sad, like someone who walks without knowing where he’s going. No one knew what to say to him. The easy smile and superficial chat couldn’t rea A. Right. B. Wrong. C. Doesn’t say. [单选题]不得站在（）传递土石或放置传土工具；禁止由下部掏挖土层。
A.挡板上 B.撑木上 C.挡板、撑木上 D.脚手架上 E.略 F.略 [判断题]AM96型转向架排气阀系统的功能是在高度阀排放能力超限时能加速气囊排放。
A.正确 B.错误 [判断题]数字信号传输方式有基带传输和频带传输。（ ）
A.正确 B.错误 [单选题]我国生活饮用水水质标准规定水中的细菌总数和总大肠菌群数不得超过
A.100个/ml，3个/L B.100个/ml，5个/L C.200个/ml，5个/L D.200个/ml，3个/L E.300个/ml，3个/L [单项选择]触发神经末梢释放递质的离子是（）。
A. Na+ B. K+ C. Ca2+ D. Mg2+ E. Cl- [单选题]检修发电机、同期调相机，应将电压互感器从（ ）断开
A.高、低压两侧 B.低压侧 C.高压侧 D.电源侧 [单选题] 《劳动合同法》规定，用人单位自用工之日起满1年不与劳动者订立书面劳动合同的，视为用人单位与劳动者（ ）。
A.已解除劳动合同 B.已订立期限为1年的固定期限合同 C.签订期限为2年的固定期限合同 D.已订立无固定期限劳动合同 [判断题]依据《农村电网低压电气安全工作规程》（DL/T477— 2010）第13.7条规定:装（拆）不经电流互感器的电能表、电流表时，线路不得带电。
A.正确 B.错误 [多选题]党员廉洁自律规范包括（ ）。
A.坚持公私分明，先公后私，克己奉公 B.坚持崇廉拒腐，清白做人，干净做事 C.坚持尚俭戒奢，艰苦朴素，勤俭节约 D.坚持吃苦在前，享受在后，甘于奉献 [判断题]梁、板底模拆模时,跨度为8m时混凝土强度应达到设计强度的75%。( )
A.正确 B.错误 [单选题]“活到老，学到老”，要求教师坚持( )的职业道德规范。
A.为人师表 B.关爱学生 C.终身学习 D.教书育人 我来回答: 提交
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