| The homeless make up a growing
percentage of America’s population. {{U}} (31) {{/U}} homelessness has
reached such proportions that local governments can’t possibly {{U}} (32)
{{/U}} . To help homeless people {{U}} (33) {{/U}} independence, the
federal government must support job training programs {{U}} (34) {{/U}}
the minimum wage, and fund more low-cost housing. {{U}} (35) {{/U}} everyone agrees on the number of Americans who are homeless. Estimates {{U}} (36) {{/U}} anywhere from 600,000 to 3 million. {{U}} (37) {{/U}} the figure may vary, analysts do agree on another matter: that the number of the homeless is {{U}} (38) {{/U}}. One of the federal government’s studies {{U}} (39) {{/U}} that the number of the homeless will reach nearly 19 million by the end of this decade. Finding ways to {{U}} (40) {{/U}} this growing h A. predicts B. displays C. proves D. discovers [单选题]涉及安全的数据应采取保密措施进行管理，按数据的保密规定和用途，确定使用人员的存取（ ）、存取方式和审批手续。
A.权限 B.方式 C.时间 D.地点 [判断题]血尿素是检测运动负荷大小的常用指标。（）
[判断题]《上海铁路局旅客列车车辆乘务人员突发疾病、漏乘等特殊情况应急处置预案》（上铁辆〔2016〕399号）规定：旅客列车始发或运行途中，当发生车辆乘务人员突发疾病无法继续值乘时，应及时安排该乘务员下车救治，列车可无车辆乘务组值乘。
A.正确 B.错误 [判断题]HXD3C型机车网压低于17.5kV时，低压保护环节动作，网压高于31.5kV时，过压保护环节动作。( )
A.正确 B.错误 [单项选择]妊娠恶阻的主要病机是
A. 胃气亏虚，和降失司 B. 冲脉之气上逆，胃失和降 C. 肝郁化热，气逆犯胃 D. 痰湿内蕴，胃失和降 E. 气血逆乱，冲气上逆 [单选题]使用命令（）可将文件显示在终端上，每次一屏。
A.mkdir B.chmod C.man D.more [单选题]后植锚栓各埋入杆件的埋深、外露、距离符合设计要求，杆件之间距离允许偏差±（ ）mm。
A.10 B.20 C.30 D.40 [判断题]发生道床伤亡事件时若伤者无生命体征根据公安处置要求配合处理( )
A.正确 B.错误 [简答题]彝族主要分布在哪些地方？
我来回答: 提交
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