| Before the nineteenth century,
scientists with an interest in the sea were few and far between. Certainly Newton considered some theoretical’ aspects of it in his writings, but he was {{U}} (26) {{/U}} to go to sea to {{U}} (27) {{/U}} his work. For most people the sea was {{U}} (28) {{/U}}, and with the {{U}} (29) {{/U}} of early international travelers or others who earned a living from the sea, there was little reason to ask many questions about it, {{U}} (30) {{/U}} alone to ask what lay beneath the surface. The flint time that the question "What is at the bottom of the oceans " had to be answered with any commercial {{U}} (31) {{/U}} was when the {{U}} (32) {{/U}} of a telegraph cable from Europe to America was proposed. The engineers had to know the depth profile of the {{U}} (33) {{/U}} to estimate the length of cable t A. reluctant B. irreluctant C. reductant D. redundant [单选题]《中华人民共和国义务教育法》颁布的年份是( )。
A.1950年 B.1977年 C.1980年 D.1985年 [多选题]5G的适用客户有哪些？（ ）
A.5G畅享套餐 B.5G升级会员包 C.4G套餐用户 D.所有电信用户 [单项选择]男，46岁。大便带血1年，色鲜红，呈滴状，便秘或饮酒后便血更甚。检查：肛门外观有皮赘。直肠指检未发现肿块，需进一步的检查是（）
A. 对症处理，定期门诊随访 B. 肛门镜检查 C. 钡剂灌肠X线摄片 D. B超检查 E. 纤维结肠镜检查 [单选题]遇有()级以上强风、浓雾等恶劣气候,不得进行露天攀登与悬空高处作业。
A.5 B.7 C.6 [判断题]当立网用于龙门架.物料提升架及井架的封闭防护时,四周边绳应与支撑架贴紧,边绳的断裂张力不得小于7kN,系绳应绑在支撑架上,间距不得大于750㎜。
A.正确 B.错误 [单选题]动车段（所）调车工作的计划（ ）及下达办法由铁路局规定。
A.编制 B.编写 C.编成 D.制定 [简答题]事故调查处理应当遵循什么原则？
[单选题]有关淋病的概念，叙述正确的是
A. 由淋病奈瑟菌引起的各种感染的总称 B. 是单纯性泌尿系统的感染 C. 由淋病奈瑟菌引起的化脓性生殖系统感染 D. 由淋病奈瑟菌引起的化脓性泌尿系统感染 [填空题]We had hoped that you would come to join us in making a new model plane, but you (do)（）not.
[单选题]在对证券发行与承销过程的监督检查中，可以采取自律监管措施的是
（ ）。
A.中国证监会 B.中国证券业协会 C.国家外汇管理局 D.中国人民银行 [判断题] 电力系统暂态稳定性是正常运行的电力系统受到小干扰作用后，不发生自发振荡或失步，自动恢复到初 始运行状态的能力。(____)
A.正确 B.错误 [单选题]在城市燃气供应过程中,不允许燃气组份和特性发生明显变化。 ( )
A.正确 B.错误 我来回答: 提交
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