[简答题]{{B}}Part B{{/B}}
In the following article some paragraphs have been removed. For Questions 66～70, choose the most suitable paragraph from the list A~F to fit into each of the numbered gaps. There is one paragraph which does not fit in any of the gaps. Mark your answers on ANSWER SHEET 1.

The press is constantly reminding us that the dramatic increase in the age of our population over the next 30 or so years will cause national healthcare systems to collapse, economies to crumple under the strain of pension demands and disintegrating families to buckle under increasing care commitments. Yet research at Oxford is beginning to expose some of the widespread myths that underlie this rhetoric. Demographic ageing is undoubtedly a reality. Life expectancy in developed countries has risen continuously over the past century, increasing the percentage of those over the age of 60 relative to those under the age of 15. By 2030 half the population of

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