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The flood of women into the job market boosted economic growth and changed U.S. society in many ways. Many in-home jobs that used to be don_ 1 by women — ranging from family shopping to preparing meals to doing_ 2 work—still need to be done by someone. Husbands and children now do some of these jobs , a_ 3 that has changed the target market for many products. Or a working woman may face a crushing“ poverty of time” and look for help elsewhere , creating opportunities for producers of frozen meals , child care centers , dry cleaners , financial services , and the like. Although there is still a big wage_ 4 between men and women , the income working women_ 5 gives them new independence and buying power. For example , women now_ 6 about half of all cars. Not long ago , many cars dealers_ 7 women shoppers by ignoring them or suggesting that they come back with their husbands. Now car companies have realized that women are_ 8 customers. It’s interesting that some leading Japanese car dealers were the first to_ 9 pay attention to women customers. In Japan , fewer women have jobs or buy cars——the Japanese society is still very much male—oriented. Perhaps it was the_ 10 contrast with Japanese society that prompted American firms to pay more attention to women buyers. A. scale B. retailed C. generate D. extreme E. technically F. affordable G. situation H. really I. potential J. gap K. voluntary L. excessive M. insulted N. purchase O. primarily
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【单选题】8某女士,初产妇,妊娠39周顺产。胎儿经阴道娩出后助产者立即为其按摩子宫并协助胎盘娩出,这一行为可能导致的不良后果是
A.
胎盘卒中
B.
胎盘粘连
C.
胎盘植入
D.
胎盘剥离不全
【单选题】患者,30岁,3天前曾与剧烈腹泻米泔水样物患者共同进餐。1天前突然出现剧烈腹泻,呕吐,清水样,无腹痛,体温正常,脱水外观,腓肠肌痉挛性痛,化验血液浓缩,大便常规:少量黏液和白细胞。最可能的诊断是()
A.
霍乱
B.
食物中毒
C.
病毒性胃肠炎
D.
细菌性痢疾
E.
以上都不是
【简答题】一个银行负责人想知道储户存入两家银行的钱数之差。他从两家银行各抽取了一个由25个储户组成的随机样本。样本平均值如下:银行A4500元,银行B为3250元。设已知两个总体方差分别为 元和 元,且储户存入两家银行的钱数均服从正态分布。 (1)95%置信水平:( ) (2)90%置信水平:( )。(置信区间表示为如下形式:(100.00,110.00))
【单选题】横向力系数SFC表征的含义为( )。
A.
测试车制动时轮胎与路面的摩阻系数
B.
测试轮侧面测得的横向力与轮荷载大小之比
C.
测试轮在制动时横向力的大小
D.
测试轮侧面测得的横向力与测试车重量的比值
【单选题】区间估计的置信度为95%,表示
A.
总体参数落在根据某一样本构造的区间内的概率为95%
B.
总体参数落在根据所有样本构造的区间内的概率为95%
C.
用同样方法构造的众多置信区间中,包含总体参数的区间平均占95%
D.
用同样方法构造的众多置信区间中,包含总体参数的区间平均占5%
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A.
头晕、耳鸣、眼花
B.
视网膜水肿
C.
脑出血
D.
左心功能衰竭
E.
视网膜动脉狭窄
【单选题】某女士,初产妇,妊娠39周顺产。胎儿经阴道娩出护助产士立即为其按摩子宫并协助胎盘娩出,这一行为可能导致的不良后果是
A.
胎盘卒中
B.
胎盘黏连
C.
胎盘植入
D.
胎盘嵌顿
E.
胎盘剥离不全
【单选题】下列何种情况不是高血压导致的靶器官损害
A.
头晕、耳鸣、眼花
B.
肾衰竭
C.
脑出血
D.
左心功能衰竭
E.
视网膜动脉狭窄
【单选题】道床的断面呈()形。
A.
长方形
B.
C.
正方形
D.
菱形
【单选题】下列何种情况是高血压导致的靶器官损害E.视网膜动脉狭窄
A.
头晕、耳鸣、眼花
B.
视乳头水肿
C.
脑出血
D.
左心功能衰竭
E.
视网膜动脉狭窄
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