| In 1909 an English newspaper offered
￡1,000 to the first man to fly across the English Channel in an airplane. Today,
modern jets cross it in minutes. But at that time it still seemed a good
distance. The race to win the money soon became a race between two men. Both
were very colorful. One is Louis Bleriot. He owed a factory in France that made motor car lamps. He was al- ready well known as a pilot because he had crashed several times. Some people laughed at him. One man said, "He may not be the first to fly across the Channel but he will certainly be the first to die in a crash!" But Bleriot was really a good and brave pilot. He also had many good ideas about airplane design. The other man was Hubert Latham. He was half French and half English. He took up flying when his doctors told him he had only a year to live. "Oh, well," he sai A. he was very wealthy B. he wasn’t afraid of death C. a few of his failures in driving airplane D. his many good ideas about airplane design [单项选择] The idea of a fish being able to generate electricity strong enough to light lamp bulbs--or even to run a small electric motor--is almost unbelievable, but several kinds of fish are able to do this. Even more strangely, this curious power has been acquired in different ways by fish belonging to very different families.
Perhaps the best known are the electric rays, or torpedoes(电鳐), of which several kinds live in warm seas. They possess on each side of the head, behind the eyes, a large organ consisting of a number of hexagonal shaped cells rather like a honeycomb. The cells are filled with a jelly-like substance, and contain a series of flat electric plates. One side, the negative side, of each plate, is supplied with very fine nerves, connected with a main nerve coming from a special part of the brain. Current passes from the upper, positive side of the organ downwards, to the negative, lower side. Generally it is necessary to touch the fish in two places, completing the circui
A. the current in one place is not strong enough to give a shock B. the fish’’ s electric cells are filled with jelly-like substance C. to complete the circuit, you have to touch the fish in two places D. a torpedo’’ s electric cells contain more than one electric plates [多选题]许可开始工作的命令可采用（）等方法。
A.A.当面许可 B.B.电话许可 C.C.传真许可 D.D.邮件许可 E.略 F.略 G.略 [单项选择]下列条目中哪些属于数据库管理工具
Ⅰ．加载工具 Ⅱ．备份工具
Ⅲ．CASE工具 Ⅳ．通讯接口工具
A. 只有Ⅰ和Ⅱ B. 只有Ⅰ、Ⅱ和Ⅲ C. 只有Ⅰ、Ⅱ和Ⅳ D. 都是 [单项选择]主要在脊髓水平控制完成（）
A. 随意运动 B. 不随意运动 C. 反射性运动 D. 模式化运动 E. 意向性运动 [多选题]现浇钢筋砼楼板可以分为( )。
A.板式楼板 B.梁板式楼板 C.井式楼板 D.无梁楼板 E.组合楼板 [单选题]根据2021年协议库存物料目录，新建智能环网箱采用 一二次融合成套环网箱，进线采用（）出线采用（），采用集中式DTU，绝缘介质采用SF6，外壳采用不锈钢。
A.负荷开关，断路器 B.负荷开关，负荷开关 C.负荷开关，断路器 D.断路器，断路器 [判断题] 对实行排污许可简化管理的排污单位,审批部门应当自受理申请之日起10 日
内作出审批决定。 A.正确 B.错误 [多选题]关于立即实施代履行，下列说法正确的是（ ）
A.立即实施代履行的主体为具有行政强制执行权的行政机关 B.行政机关可以委托第三人立即实施代履行 C.事先催告为行政机关立即实施代履行的必经程序 D.当事人不在场的，行政机关应当在事后立即通知当事人，并依法作出处理 [多项选择]要在Excel工作表区域B1：B10中输入等比数列2、4、8、16、……，可以在B1单元输入数字2，在B2单元输入公式（），然后选中B2单元，用鼠标拖动填充柄至B10单元即可。
A. =2*$B$1 B. =2*$B1 C. =2B*$1 D. =2*B1 [填空题]利德（Lied）——是（）中世纪以来的独唱歌曲，后于（）的复调手法相结合，形成为一种新型的世俗音乐复调品种。有的采用模仿复调，但也有其严格的和声织体。
[单项选择]下列有关产褥感染说法正确的是（）
A. 产褥感染是指产褥期生殖道受病原体感染 B. 产褥病与产褥感染含义相同 C. 产褥感染也包含泌尿系统感染 D. 造成产褥感染的原因以产褥病为主 E. 产褥感染发病率为1％～7.2％ [单选题]下列各项中不符合行政机关实施行政强制措施应当遵守的程序（ ）。
A.实施前须向行政机关负责人报告并经批准 B.由2名以上行政执法人员实施并出示执法身份证件 C.听取当事人的陈述和申辩并制作现场笔录 D.情况紧急，需要当场实施行政强制措施的，执法人员应在48小时内向行政机关负责人报告，并补办批准手续。 [单项选择]按国际规定图样中的尺寸是以（）为单位。
A. 微米 B. 毫米 C. 厘米 D. 米 [判断题]马蹄莲花白色。
[填空题]验瓶机每次开机必须进行测试瓶的检测，在（）方可生产，并记录测试结果。
[判断题]氧气管道不宜敷设在高温下，如必须通过时，应采取隔热措施。
A.正确 B.错误 [多项选择]基金投资者评测的目的有（）
A. 帮助客户进行收支状况的评估，以决定适合的基金投资预算 B. 帮助客户明确投资目的和投资目标以及对风险/回报的期望，以选择适合的基金类别 C. 避免投资者在进行基金投资后才发现所购买基金的投资目标与自己的投资目标不相吻合 D. 使客户选择最适合的基金而不是最好的基金 [单选题]在切削加工过程中,用于冷却的切削液是( )。
A.切削油 B.水溶液 C.乳化液 D.煤油 [多选题]《中国铁路上海局集团有限公司控制吸烟管理规定》（上铁保卫〔2019〕204号）规定，（）、（）、（）、商业经营场所、行包房、小件行李寄存处、（）实行全面禁烟，设置禁烟标识。
A.车站候车室 B.广播室 C.售票房 D.“三品”存放间 [单项选择]对于橡导电缆，其敷设所需电缆长度应取实际敷设线路长度的（）倍。
A. 1.05 B. 1.1 C. 1.5 [判断题]根据《煤矿重大安全隐患认定办法(试行)》之规定：未按规定制定主要采掘设备、提升运输设备检修计划或者未按计划检修的，属于煤矿重大安全生产隐患。 ( )
A.正确 B.错误 [单选题]地道桥顶进中，工作坑内底板顶面坡度为( )。
A.平坡 B.前低后高 C.前高后低 D.与土质有关 [单项选择]斜断层是断层线与褶曲轴向（）的断层。
A. 基本垂直 B. 基本一致 C. 基本斜交 [单项选择]
建设法治政府，提高依法行政的水平，要做到（）。 A. ②③ B. ①②④ C. ①④ D. ①③④ [多项选择]现代汽车中应用铝合金的种类有（）
A. 铝镁合金 B. 铝锰合金 C. 铝锌镁合金 D. 铝镁硅合金 [单项选择]水表的使用维护的形式基本上是（）。
A. 送检 B. 定期检查 C. 拆卸修理 D. 巡回检查 [单选题]工程资料是指在水利水电工程建设过程中形成并收集汇编的各种形式的信息记录,是水利水电工程建设过程的( )反应。
A.真实 B.系统 C.及时 D.系统 [单项选择]“三讲”不包括( )。
A. 讲学习 B. 讲民主 C. 讲政治 D. 讲正气 [多项选择]颈椎牵引参数包括（）。
A. 牵引力的方向 B. 牵引力的距离 C. 牵引力的大小 D. 牵引力的速度 E. 牵引力的时间 [单项选择]Thirty years ago, most teenagers had bicycles, but now they are comparatively rare. (56) , motor scooters(小型摩托车)are much more common. (57) , this may seem to be a sign of progress but (58) the change is not necessarily for the better.
It is easy to see why young people prefer scooters. (59) , they are much faster and do not require much physical effort; (60) , you can take a passenger with you on the pil-lion(后座)seat behind; (61) , they give young people a feeling of independence, be-cause they can travel further and impress their friends. (62) , the disadvantages are equally obvious. (63) first sight, scooters are more expensive to buy and to maintain, and (64) those under 16 are not allowed to have them. (65) , greater freedom brings danger because speed encourages young people to take risks and as a result scooters are in-volved (66) more accidents, and the accidents are (67) < A. At the other end B. On the contrary C. On the other hand D. In addition [多选题]高压开关柜的（）应拉至“试验”或“检修”位置。高压开关柜（）没有可靠隔离的，工作时应同时停电。（）直接连接在母线或引线上的，设备检修时应将母线或引线停电。
A.检修设备 B.手车开关 C.相邻间隔 D.电气设备 [单选题]《铁路旅客运输规程》规定，旅客在票面乘车站开车时间前24小时以上、不足48小时的退票时退票费按按票价（）核收（改签或变更到站后的车票在春运期间退票的除外）。
A.0.1 B.不收 C.0.05 D.0.2 [单项选择]Someone else agrees that the production engineering department is ______.
A. losing touch with its factories. B. too powerful. C. in need of more specialist knowledg 我来回答: 提交
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