共用题干 An active lifestyle and a healthy,fish-rich diet are not only good for ...

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问题 共用题干 An active lifestyle and a healthy,fish-rich diet are not only good for your heart,________(46),two leading neuroscientists said on Wednesday.
As people live longer,finding ways of halting the decline in mental agility is becoming increasingly important,said professor Ian Robertson,_________(47).
"The biggest threat to being able to function well and properly is our brains,"___________(48).
"There is very strong evidence,___________(49),that the degree to which you maintain your mental faculties depends on a handful of quite simple environmental factors,"he said.
__________(50),avoided high stress levels and enjoyed a rich and varied social life are better equipped to stay alert as they age.Mental stimulation,learning new things and simply thinking young also help.
选项 ________(47) A:they may also help tackle the memory ioss associated with old age B:he told journalists C:director of the Institute of Neuroscience at Trinity College Dublin D:Those who remained physically fit E:particularly in the over-50s F:It's important to keep our brain active.
答案 C
解析 从语义上看,该句的意思是:积极的生活方式、健康的饮食,特别是富含鱼类的饮食不仅对心脏有好处,还有助于解决由于衰老而导致的记忆力衰退问题。
“…director of the Institute of Neuroscience at Trinity College Dublin.”是professor Ian Robertson的同位语。
前面一句是他说的话。
该句的意思为:一个人到底能够保持怎样的智力水平,取决于一些非常简单的环境因素,对于那些过了50岁的人来说,更是如此。
该句的意思是:那些身体健康、懂得为自己减压、享受多姿多彩的生活的人,当他们上了年纪之后,通常心智会更敏锐一些。

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