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【单选题】

(),是非常强的抗氧化剂,是纯天然的抗衰老营养补充剂

A.
维生素D
B.
维生素E
C.
维生素B
D.
花青素
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参考解析:
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【单选题】If those "mad moments"— when you can’t recall what your friend has told you or where you left your keys—are becoming more frequent, mental exercises and a healthy brain diet may help. Just as bodies r...

A.
everyone can be forgetful sometimes regardless of one’s age
B.
we can prevent our sound mind from aging with certain methods
C.
brain aging starts from the time when we are in our 20s and 30s
D.
memory loss is a sign that shows we are getting old

【单选题】物流标准化有非常强的()。

A.
逻辑性
B.
遗传性
C.
国际性
D.
连贯性