单项选择题

In lines 11 - 12, the phrase "radically different form" refers to

A． pop music in relation to non-pop music in the Caribbean
B． music different from that which Adorno had previously considered
C． a style of popular music that did not exist in the United States
D． music which was outside the control of mass communication
E． the influence of rock 'n' roll, or lack thereof, on Calypso

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单项选择题

The author regards the research under discussion as

A． original and extensive but ill-defined as to method
B． necessary and ambitious but vulnerable to failure
C． cogent and worthwhile but severely under-funded
D． prohibitively expensive but conceptually elegant
E． theoretically fascinating but practically useless at present

单项选择题

Which of the following hypothetical discoveries, if made, would be most likely to reduce the technical difficulties in producing plastic from organic crops

A． a source of refining fossil fuels that significantly reduces their cost to plastic manufacturers
B． a way of maintaining grain yields while producing high quantities of plastic that do not interfere with the functioning of plant chloroplasts
C． a means of reducing the clean-up cost of environmental damage wrought by CO₂ and SO₂ emissions
D． a means of yielding greater efficiency from coal-based fuels used in the organic plastic-production process
E． the discovery of a renewable source of plant-sugar that would lessen reliance on fossil fuels in organic plastic-manufacture