下列实验操作中,正确的是( ) A.试管洗净后,要倒置到试管架上 B.把氢氧化钠

题型:选择题

问题:

下列实验操作中,正确的是(  )

A.试管洗净后,要倒置到试管架上

B.把氢氧化钠固体放在托盘天平左盘的纸上称量

C.稀释浓硫酸时,将水沿器壁慢慢地注入浓硫酸中,并搅拌

D.将PH试纸用蒸馏水润湿后测定某酸性溶液的PH

考点:化学实验操作的注意事项称量器—天平浓硫酸的稀释酸碱指示剂
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下列加粗字注音有误的一项是 
[ ]
A.羽扇巾(ɡuān) 事务(lún)
B.一尊还江月(lèi)下担髭须(lǚ)
C.起千堆雪(juǎn)国库(juàn)
D.早生华(fà)现问题(fā)
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何某为自己3岁的儿子投保一份健康保险,受益人指定是自己的儿子,在这份保险合同中,关系人是( )。

A.何某、儿子、保险公司

B.何某、保险公司

C.儿子、保险公司

D.儿子

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People from East Asia tend to have more difficulty than those from Europe in distinguishing facial expressions--and a new report published online in Current Biology explains why.

Rachael Jack, University of Glasgow researcher, said that rather than scanning evenly

(均匀的) across a face as Westerners do, Easterners fix their attention on the eyes.

"We show that Easterners and Westerners look at different face features to read facial expressions," Jack said. "Westerners look at the eyes and the mouth in equal measure, whereas Easterners favor the eyes and neglect (忽略) the mouth."

According to Jack and her colleagues, the discovery shows that human communication of emotion is more complex than previously believed. As a result, facial expressions that had been considered universally recognizable cannot be used to reliably convey emotion in cross-cultural situations.

The researchers studied cultural differences in the recognition of facial expressions by recording the eye movements of 13 Western Caucasian and 13 East Asian people while they observed pictures of. expressive faces and put them into categories: happy, sad, surprised, fearful, disgusted, angry, or neutral. They compared how accurately participants read those facial expressions using their particular eye movement strategies.

It turned out that Easterners focused much greater attention on the eyes and made significantly more errors than did Westerners. "The cultural difference in eye movements that they show is probably a reflection of cultural difference in facial expressions," Jack said. "Our data suggest that whereas Westerners use the whole face to convey emotion, Easterners use the eyes more and mouth less."

In short, the data show that facial expressions are not universal signals of human emotion. From here on, examining how cultural factors have diversified these basic social skills will help our understanding of human emotion. Otherwise, when it comes to communicating emotions across cultures, Easterners and Westerners will find themselves lost in translation.

1. The discovery shows that Westerners ___________

A. pay equal attention to the eyes and the mouth

B. consider facial expressions universally reliable

C. observe the eyes and the mouth in different ways

D. have more difficulty in recognizing facial expressions

2. What were the people asked to do in the study?

A. To make a face at each other.    B. To get their faces impressive.

C. To classify some face pictures.   D. To observe the researchers' faces.

3. What does the underlined word "they" in Paragraph 6 refer to?

A. The participants in the study.

B. The researchers of the study.

C. The errors made during the study.

D. The data collected from the study.

4. In comparison with Westerners, Easterners are likely to ___________

A. do translation more successfully

B. study the mouth more frequently

C. examine the eyes more attentively

D. read facial expressions more correctly

5. What can be the best title for the passage?

A. The Eye as the Window to the Soul

B. Cultural Differences in Reading Emotions

C. Effective Methods to Develop Social Skills

D. How to Increase Cross-cultural Understanding

题型:选择题

消费者的权利,是国家对消费者进行保护的(1)和(2)。

(2)空正确答案为()。

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根据断层两盘相对运动的方向,断层可分为哪几种基本类型?

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