一般而言企业适宜的速动比率是()。 A.2:1 B.1:1 C.1:2 D.2:3

题型:单项选择题

问题:

一般而言企业适宜的速动比率是()。

A.2:1

B.1:1

C.1:2

D.2:3

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1932年到1972年间,美国研究者随访了400名贫穷的身患梅毒的非裔美国黑人,以了解梅毒的发展过程。虽然当时青霉素已经普遍使用,而且价格并不昂贵,但是研究人并不对其采用青霉素治疗,而是给予安慰剂,以观察在不用药物的情况下梅毒会如何发展。医学伦理的角度,下列分析合理的是()。

A.研究人员为了医学科学的发展而进行研究,是道德的

B.研究人员选择"贫穷的患了梅毒的非裔美国黑人"作为受试者,表明了对弱势人群的关注,是道德的

C.研究人员没有让受试者使用青霉素治疗梅毒,违背了有利原则

D.研究人员让受试者服用"安慰剂",所以实验是道德的

E.研究人员的目的是为了了解梅毒的发展过程,因此,未给受试者使用青霉素治疗是道德的

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灯泡既发热有发光,它是一种().

A.物理反应

B.化学反应

C.自然现象

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与启发性原则在教学中贯彻要求不符的是( )。

A.激发学生积极思维
B.确立学生的主体地位
C.严格遵守职业道德
D.建立民主平等师生关系

题型:单项选择题

Many foreigners who have not visited Britain call all the inhabitants English, for they are used to thinking of the British Isles as England. (1) , the British Isles contain a variety of peoples, and only the people of England call themselves English. The others (2) to themselves as Welsh, Scottish, or Irish, (3) the case may be; they are often slightly annoyed (4) being classified as "English".

Even in England there are many (5) in regional character and speech. The chief (6) is between southern England and northern England. South of a (7) going from Bristol to London, people speak the type of English usually learnt by foreign students, (8) there are local variations.

Further north regional speech is usually " (9) " than that of southern Britain. Northerners are (10) to claim that they work harder than Southerners, and are more (11) They are open-hearted and hospitable; foreigners often find that they make friends with them (12) Northerners generally have hearty (13) : the visitor to Lancashire or Yorkshire, for instance, may look forward to receiving generous (14) at meal times.

In accent and character the people of the Midlands (15) a gradual change from the southern to the northern type of Englishman.

In Scotland the sound (16) by the letter "R" is generally a p sound, and "R" is often pronounced in words in which it would be (17) in southern English. The Scots are said to be a serious, cautious, thrifty people, (18) inventive and somewhat mystical. All the Celtic peoples of Britain (the Welsh, the Irish, the Scots) are frequently (19) as being more "fiery" than the English. They are (20) a race that is quite distinct from the English. (289 words)

Notes: fiery 暴躁的,易怒的。

(16)()

A.delivered

B.denoted

C.depicted

D.defined

题型:单项选择题

现代的足球运动起源于()

A、法国

B、美国

C、英国

D、德国

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