A．Aging is the cause of genetic mutations.

　　B．Mothers have less effect on their children's appearance than fathers.

　　C．Children born to younger fathers are more attractive in looks than those born to older fathers and the difference grows with the age gap.

　　D．Simon Cowell and Frank Skinner are mentioned as an example to show that older fathers have uglier children.

　　【解析】　细节理解题。根据第五段The effect is very visible－someone born to a father of 22 is already 5­10 per cent more attractive than those with a 40­year­old father and the difference grows with the age gap.可知C正确。

　　【答案】　C

　　4．The whole passage is developed mainly by means of

　　.

　　A．showing examples

　　B．making arguments

　　C．presenting theories

　　D．providing data and facts

　　【解析】　推理判断题。文章通过列举一些数据和调查结果进行阐述，因此选D。

　　【答案】　D

　　B

　　What the school of the future will be like is unknown, but most educators and observers agree that the future school will go electronic with a capital E.

　　“This century, schools as we know them will no longer exist，” says a feature in The Age publication, based in Melbourne, Australia. “In their place will be community­style centers operating seven days a week, 24 hours a day.” Computers will become a necessary part for an effective school of the future.

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