[简答题](c) Explain the application of the ‘two thirds rule’ in relation to a composite supply of goods and services, indicating how a trader may seek to minimise its effects. (5 marks)

[单项选择]

Passage Two Cultural knowledge consists of the rules, categories, assumptions, definitions, and judgments that people use to classify and interpret the world around them. 71 To the members of that society, these cultural rules don’t seem arbitrary at all, but logical, normal, right, and proper. 72 Each cultural system is different in this respect, with a logic and a consistency of its own. People in any given culture derive a large part of their personality and sense of group identity from these patterns, which have developed over a long period of time. And this cultural pattern is learned, not innate. At birth, we are not Mexican, or Egyptian, or Japanese. 73 We develop a particular cultural style, an inability, in Georges Braque’s phrase, to do otherwise. The cultural style that we absorb is therefore a kind of framework within which we develop a highly personal style. Although we remain individuals, we operate within a context which also marks us as Japanese, Mexic
A. The world’s eyes are on the Southern Hemisphere, which is at the beginning of its winter, when flu spreads more rapidly.
B. Swine flu doesn’t often infect people, and the rare human cases that have occurred in the past have mainly affected people who had direct contact with pigs.
C. That means difficult decisions will have to be made about whom to give it to first.
D. Of those who die, Dr. Schuchat said, about three-quarters have some underlying condition like morbid obesity, pregnancy, asthma, diabetes or immune system problems.
E. The estimate is based on testing plus telephone surveys in New York City and several other locales where the new flu has hit hard.
F. However, most of them have been mild enough that doctors recommended nothing more than rest and fluids.

[单项选择]Two thirds of the sufferers of the disease were killed.
A. patients
B. spreaders
C. fans
D. pioneers

[填空题]Research has shown that two-thirds of human conversation is taken up not with discussion of the cultural or political problems of the day, not heated debates about films we’ve just watched or books we’ve just finished reading, but plain and simple __51__. 　　　Language is our greatest treasure as a species, and what do we __52__ do with it We gossip. About others’ behaviour and private lives, such as who’s doing what with whom, who’s in and who’s out-and why; how to deal with difficult __53__ situations involving children, lovers, and colleagues. 　　　So why are we keen on gossiping Are we just natural __54__, of both time and words Or do we talk a lot about nothing in particular simply to avoid facing up to the really important issues of life It’s not the case according to Professor Robin Dunbar. In fact, in his latest book, Grooming, Gossip and the Evolution of Language, the psychologist says gossip is one of these really__55__issues. 　　　Dunbar __56__ the traditional view that l
A. A．admirers
B．masters
C．users
D．wasters