| 男性，64岁，吞咽困难3个月。30年前因“胃溃疡穿孔”曾行“胃大部切除术”。入院上消化道造影提示；食管中段长4cm狭窄，胃呈术后改变(毕Ⅰ式)。 |
A father’s relationship to his child’s current and future academic success and file level of his or her development in academic potential and scholastic achievement are both factors with some rather interesting implications that educators are beginning to study and appraise. As a matter of fact, "life with father" has been discovered to be a very important factor in determining a child’s progress or lack of progress in school.
A recent survey of over 16,000 children made by the National Child Development Study in London revealed that children whose fathers came to school conferences and accompanied their children on outing did measurably better in school than those children whose fathers were not involved in those activities. The study, which monitored children born during a week in March, 1992, from the time of their birth through the years of their early schooling, further revealed that the children of actively involved fathers scored much hi
A. those whose mothers gave them the most affection.
B. those whose fathers worked the night shift.
C. those who had no brothers or sisters.
D. from one-parent families.
| Between the invention of agriculture
and the commercial revolution that marked the end of the Middle Ages, wealth and
technology developed slowly indeed. Medieval historians tell of the centuries it
took for key inventions like the watermill or the heavy plow to diffuse across
the landscape. During this period, increases in technology led to increases in
the population, with little if any appearing as an improvement in the median
standard of living. Even the first century of the industrial revolution produced more "improvements" than "revolutions" in standards of living. With the railroad and the spinning and weaving of textiles as important exceptions, most innovations of that period were innovations in how goods were produced and transported, and in new kinds of capital, but not in consumer goods. Standards of living improved A. requires more work and sweat because fewer people work to produce it. B. is comparatively less in real price than a bicycle in the nineteenth century. C. needs to be considered in terms of "nominal" costs. D. is cheaper in America than any other western country. [单选题]木工棚、库房、喷漆车间、油漆配料车间等场所.不得用火炉取暖.周围( )m范围内不得有明火作业.
A.5 B.20 C.10 D.15 [单选题]带电作业所使用的工具要尽量减轻重量，安全可靠、轻巧灵活，所以要求制作工具的材料（ ）。
A.尺寸大 B.尺寸小 C.相对密度大 D.相对密度小 [单项选择]苯乙烯单体在运输前应添加（）抑制剂。
A. 酸 B. 碱 C. 焦磷酸钠 D. 15ppm的TBC [单项选择]经过二十多年价格改革，目前我国占主导地位的价格形式是( )。
A. 政府定价 B. 政府指导价 C. 市场调节价 D. 国家定价 [判断题]42.行政复议期间，申请人以外的公民、法人或者其他组织与被审查的具体行政行为有利害关系的，可以向行政复议机构申请作为申请人参加行政复议。（）
A.正确 B.错误 [判断题]. 列车满载率高且3座及以上车站站台连续3趟车出现大量乘客滞留情况，短时间内无法缓解，由主控站值班站长向本线行调申请启动线控。
A.正确 B.错误 [单选题]文件的成文日期是指( )。
A. 签发时间 B. 起草时间 C. 发出时间 D. 登记时间 [单选题] (单选题)患者,女,50岁,为明确诊断,需留取尿常规标本,护士应告知患者正确的方法为
A. 留取晨起第一次尿 B. 饭前半小时留取 C. 随时收集尿液 D. 收集12h尿 E. 收集24h尿 我来回答: 提交
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