加热时需垫石棉网的仪器是 A.烧杯 B.试管 C.水槽 D.蒸发皿

题型:选择题

问题:

加热时需垫石棉网的仪器是

A.烧杯

B.试管

C.水槽

D.蒸发皿

考点:测容器—量筒称量器—天平加热器皿—酒精灯常见仪器和装置的用途
题型:选择题

针对下面相应的病症,请你将其后面需补充的营养素及食物连起来.

①夜盲症a.维生素CⅠ.胡萝卜
②坏血病b.钙Ⅱ.橙子
③佝偻病c.维生素AⅢ.牛奶.

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中国医保目标是对人民群众的医疗保障做到应保尽保。2010年通过医疗保障制度,医疗保障覆盖了90%以上的中国人。这一目标的完成[ ] 

①有利于实现全体人民同步富裕

②体现了党代表最广大人民的根本利益

③说明党和政府正在努力实现社会公平

④体现了以人为本的科学发展观

A.①②③

B.①③④

C.①②④

D.②③④

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阅读理解

     Children pushed in buggies which face away from their parents may suffer longterm emotional and

language problems, according to a study published on Friday.

     The research, believed to be the first of its kind, found that children who were not facing the person

pushing them were less likely to talk, laugh and interact with their parents.

     The findings were based on a study of 2,722 parents and babies and an experiment where 20 babies

were wheeled in buggies for a mile, facing their parents for half the journey and facing away for the other

half. Parents using facetoface buggies were twice as likely to talk to their children while the babies' heart

rates fell and they were twice as likely to fall asleep, an indication that they were feeling relaxed and safe.

     In addition, only one baby out of the 20 studied laughed while sitting in an awayfacing buggy.

     "Our data suggests that for many babies today, life in a buggy is emotionally impoverished and

possibly stressful. Stressed babies grow into anxious adults, " said Dr Suzanne Zeedyk, Developmental

Psychologist at Scotland's Dundee University who carried out the research.

     The study, which was published by National Literacy Trust as part of its "Talk To Your Baby"

campaign, found that 62 percent of all children observed travelled in awayfacing buggies.

     Zeedyk said it would impact negatively on babies' development if they spent a long time in awayfacing

buggies, which would undermine their ability to communicate with their parent at a time when their brain

was developing rapidly.

     Laura Barbour of the Sutton Trust, a social mobility charity which funded the research, said buggy

manufacturers should look closely at the findings.

1. Using awayfacing buggies may________.

A. benefit both the babies and their parents

B. affect babies' language ability permanently

C. help babies communicate with their parents

D. have positive effect on babies' development

2. Which of the following is TRUE according to the passage?

A. Parents may talk twice with the babies in awayfacing buggies.

B. The study suggests children feel relaxed and safe in buggies.

C. The samples of the study were 20 babies wheeled in buggies.

D. One of the 20 babies was twice as likely to fall asleep in buggies.

3. The underlined word "impoverished" in Paragraph 5 is closest in meaning to "________".

A. poor  

B. nervous

C. rich  

D. energetic

4. National Literacy Trust________.

A. has been funding the research for a long time

B. is a social mobility charity funding the research

C. carried out the study of babies pushed in buggies

D. started the campaign named "Talk To Your Baby"

5. Which of the following would be the best title for the text?

A. Best for Kids to Face Parents in Buggy

B. Best for Kids to Communicate with Parents

C. Stressed Babies Grow into Anxious Adults

D. Buggy Manufacturers Care about the Finding

题型:选择题

引潮力

题型:选择题

格林尼治时间由英国的格林尼治天文台(1675年建)制定,但其影响力有限,1840年以前英国各地城镇仍遵守地方时间,1880年格林尼治时间成为英国标准时间,1884年英法美德俄日等25国在华盛顿召开会议,确定经过格林尼治天文台的经线为本初子午线,据此确定格林尼治时间为国际标准时间。导致这一变化的因素不包括()

A.英国由国家分裂走向政治统一

B.英国成为世界殖民帝国的影响

C.英国工业革命发展的客观要求

D.世界市场逐步形成的必然需求

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