| Shirley Allen loved to sing and play
the piano. She studied music in college. Her dream was to become a (21)
or singer. Everything (22) when she was 20 years old. She became sick with typhoid fever and almost died. Doctors gave her (23) to help her get well, but the medicine (24) her to become totally deaf. She could no longer (25) the music which she had always loved. Shirley would never give (26) playing the piano, but she did decide to change (27) . She transferred to Gallaudet University and studied English. In 1966 Shirley (28) from Gallaudet and looked for a A. students B. teachers C. deaf D. Shirley [单项选择]One reason why the loss of lives in the Los Angeles earthquake was comparatively low is that ______.
A. new computers had been installed in the buildings B. it occurred in the residential areas rather than on the highways C. large numbers of Los Angeles residents had gone for a holiday D. improvements had been made in the construction of buildings and highways [单选题]进入受限空间作业应使用安全电压和安全行灯。照明电压不大于( )V。
A. 12 B. 24 C. 36 [简答题]从整个Internet 的观点出发，()方法可以有效的减少路由表的规模
[单项选择]有关良性前列腺增生症的药物治疗，以下哪一项是最正确的（）
A. 适用于轻、中度症状的前列腺增生症的病人 B. α受体阻滞剂作用于前列腺腺细胞上，抑制前列腺增生 C. 5α-还原酶抑制剂抑制而降低前列腺内平滑肌张力 D. 5α-还原酶抑制剂抑制睾酮生成而降低前列腺内平滑肌张力 E. 5α-还原酶抑制剂抑制双氢睾酮生成而使前列腺部分萎缩 [多选题]水泵内的损失包括（ ）。
A.渗漏损失 B.电力损失 C.水力损失 D.容积损失 E.机械损失 [单选题]用探测面为平面的对比试块中φ2mm平底孔校准的探伤灵敏度，去探测一个探测面为圆柱面的试件，发现一个深度和回波高度均与试块相同的缺陷，则该缺陷的当量。( )
A.等于φ2mm平底孔 B.比φ2mm平底孔大 C.比φ2mm平底孔小 D.不小于φ2mm平底孔 [单选题]䅢.(298524)YLG-200列广机应急功率>=( )。(1.0分)
A.A、80W B.B、50W C.C、30W D.D、200W [单项选择]对于青春期保健，下述哪项恰当（）
A. 针对女性的生理、心理进行保健 B. 针对女性的生理、心理及社会特点进行保健 C. 针对青春期女性的生理、心理及社会特点进行保健 D. 针对青春期女性的生理、心理及社会特点，及其健康和行为方面的问题进行保健 E. 以上均不恰当 [单项选择]根据上邻近层钻孔设计原则，取岩石（）65°。
A. 堆积角 B. 冒落角 C. 倾角 [判断题] 水带挂钩是一端装有金属钩，另一端装有金属半环的帆布带。
A.正确 B.错误 [简答题]简述劳动协作的内容、要求与形式。
[多选题]【2018】某常规技术方案当折现率为10%时,财务净现值为-360万元;当折现率为8%时,财务净现值为30万元。则关于该方案 经济效果评价的说法,正确的有( )。
A.内部收益率在8%~9%之间 B.当行业基准收益率为8%时,方案可行 C.当行业基准收益率为9%时,方案不可行 D.当折现率为9%时,财务净现值一定大于0 E.当行业基准收益率为10%时,内部收益率小于行业基准收益率 [简答题]简述学前儿童游戏教育实施的组织内容。
[多选题]事故等级依次分为( )。
A.特别重大 B.重大 C.较大 D.一般 [判断题]岔线、段管线与正线、到发线接轨时，均应铺设避难线。
A.正确 B.错误 [单选题]SS9型电力机车电子柜故障转换开关的中间位为正常位。表示此时两个转向架分别由（ ）插件箱独立进行控制。
A.一个 B.两个 C.三个 D.四个 [多选题]变压器短路试验所得的损耗可以认为就是绕组的电阻损耗，是因为（）
A.短路试验所加的电压很低 B.铁心中的磁通密度很小 C.铁心中的损耗相对于绕组中的电阻损耗可以忽略不计 D.短路试验时没有空载损耗 我来回答: 提交
|
