| For most Americans, the word "poverty"
suggests destitution: an inability to provide a family with nutritious food,
clothing, and reasonable shelter. But only a small number of the 35 million
persons classified as "pour" by the Census Bureau fit that
descrip A. poor B. healthy C. fast D. rich [单项选择]在坚硬的岩层中激发可产生（）地震波。
A. 低频 B. 中频 C. 高频 D. 甚高频 [单项选择]上颌第二恒磨牙比前磨牙早萌出，易形成（）
A. 远中错牙合 B. 近中错牙合 C. 牙列拥挤 D. 牙列间隙 E. 开牙合 [单项选择]妊娠超声检查中，不正确的选择是
A. 尽量选择低输出声强 B. 缩短对胎囊或胎儿同一位置的检查时间 C. 采用阴道探头探查胎儿脐带彩色血流 D. 采用脉冲或 E. 减少妊娠期内超声检查的次数 [单选题]89．符合右心衰竭的临床表现是
A.夜间阵发性呼吸困难 B.咳大量泡沫痰 C.交替脉 D.两肺湿啰音 E.下肢水肿 [单选题] 非学历教育如岗位培训、技术等级培训、专项应急培训等,其教学计划必须遵照上级主管部门的原则要求,并紧密结合实际,由( )自行编制。
A.主管部门 B.业务部门 C.办班单位 D.协作单位 [单项选择]加氢裂化过程中，随着转化率的增大，柴油的十六烷值将增大，但当转化率大于（）时柴油的十六烷值将不再增加。
A. 50% B. 60% C. 70% D. 80% [单选题]【单选题】目前糖尿病主要死亡原因是（ ）（1分）
A. 心血管并发症 B. 糖尿病酮症酸中毒昏迷 C. 神经病变 D. 高渗性非酮症糖尿病昏迷 E. 感染 [单项选择]Color is very important to most animals for it helps them to get along in the world. Color (61) to make an animal difficult for its enemies to (62) . Many animals match their (63) so well that as long’as they do not move no one is (64) to see them. You probably have often "jumped" a rabbit. If you (65) , you know how the rabbit sits perfectly still (66) you are just a few feet away. You (67) see the rabbit till it runs for its (68) matches very closely the place where it is (69) . Many times you may have walked past a rabbit (70) didn’t’ run and you never knew it was there at all.
One of the most usual color schemes that helps animals to keep (71) being seen, is a dark back and light underpants, if an animal is the same color all (72) , there is always a dark shadow along the animal’s belly (腹部). (73) an enemy couldn’t see the animal he could see this dark shadow. The shadow makes the animal A. sitting B. matching C. running D. jumping [单选题]对人员密集场所实施消防监督检查时，尤其要注意检查员工（ ）在场群众疏散的知识和技能。
A.督促 B.号召 C.跟随 D.组织引导 我来回答: 提交
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