What can he inferred about completely normally fed mice men

【名词&注释】

可接受(acceptable)、可拒绝

[单选题]What can he inferred about completely normally fed mice mentioned in the passage?

根据以下资料，回答下面的题目。 According to the passage，which of the following is NOT true?

A. They will not experience free radical production．
B. They will experience more genetic rejuvenation in their lifetime．
C. They have more old liver genes to behave like young genes．
D. They are more likely to suffer from inflammation．

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学习资料：

[单选题]

回答下面的题目：Do you ever wish you were moreoptimistic，someone who always(51) __________ to be successful?Having someone around whoalways(52) __________the worst isn’t really a lot of(53) __________．We all know someone who sees a single cloud on asunny day and says，“It looks(54)rain．”But if you catch yourself thinkingsuch things，it’s important to dosomething(5 5) __________it．You can change your view of life，(56) __________to psychologists．It only takes a little effort，and you’llfind life more rewarding as a(57) __________．Optimism，they say，is partly about self—respectedconfidence but it’s also a more positive way of looking at life and all it hasto(58) __________．Optimists are more(59) __________tostart new projects and are generally more prepared to take risks．Upbringing is obviously veryimportant in forming your(60) __________to the world．Some people are brought up to(61) __________toomuch on others and grow up forever blaming other people when anything(62) __________wrong．Most optimists，on the(63) __________hand，have been brought up not to(64) __________failure as the end of theworld-they just(65) __________with their lives．

A. supply
B. suggest
C. offer
D. propose

[单选题]The Country was torn apart by strife.

A. poverty
B.  conflict
C. war
D. economy

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