试题与答案

如图所示,蹄形磁体用悬线悬于O点,在磁体的正下方有一水平放置的长直导线,当导线通

题型:选择题

题目:

如图所示,蹄形磁体用悬线悬于O点,在磁体的正下方有一水平放置的长直导线,当导线通以由左向右的电流时,蹄形磁体的运动情况将是(      )

A.静止不动

B.向纸外运动

C.N极向纸外转动,S级向纸内转动

D.N极向纸内转动,S级向纸外转动

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C

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One of the hottest buzzwords in China right now is no doubt tuhao, a sarcastic, light-hearted term referring to rich people of little education, bad taste or lacking self-awareness.

This is yet another example of smart Chinese Internet users applying their creativity to an aged phrase and giving it new life and meaning. The term, which literally means "country bully", has been around since ancient times, when it was used to refer to rich and powerful rural landlords.

However, the meaning of the word changed significantly when it was adapted a few years ago by Chinese players of the wildly popular computer game "World of Warcraft" to refer to rich players who spend big money buying powerful virtual weapons. Because they don't improve their skills by playing, these players are considered silly, uncultured, and unprofessional.

But that is not the end of tuhao's new life story. The renewed popularity of the term also coincides with(同时发生)the emergence(出现)of the Chinese "nouveau riche"一a generation of businessmen and women, property owners and entrepreneurs who have rapidly accumulated large amounts of wealth in recent years.

Similar to the many rags-to-riches stories in human history, many Chinese billionaires who are on the global rich list do not come from well-educated or prestigious(声望很高的) backgrounds. Rather, they achieved financial success through powerful connections, smart investments, and by riding out China's economic boom. Many of them don't shy away from throwing their money around, yet we are often reminded of their lack of manners, taste and cultural sensitivity.

As a result, a term that was popularized in the gaming world has now also been introduced into daily conversation.

Trend-, young Internet users, who see themselves as the opposite of tuhao一not wealthy, but well-educated and cultured一have further popularized the term by using it in various comic situations. For example, the phrase "let's be friends, tuhao," became hot after it appeared in an online joke about a conversation between a rich young man and a wise monk. `Vhen Apple released its much anticipated iPhone 5S in September, Chinese Internet users

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题型:单项选择题 案例分析题

女孩,10岁,发热伴咽痛1天,就诊外院拟诊为上呼吸道感染,口服三唑氮核苷口服液,次日体温升至39℃,面红,全身瘙痒,皮肤可见到弥漫鲜红色细小皮疹,扁桃体红肿,来院门诊,考虑为猩红热

本病最合适的治疗是()

A.口服琥乙红霉素

B.青霉素80万单位,每天2次,肌内注射,共7~10天

C.华素片含喉片,每天3次

D.静脉注射免疫球蛋白

E.以上选项均不对

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