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【单选题】
A．控制行为异常药B．脑递质改善剂C．脑细胞代谢调节剂D．改善脑循环E．抗氧化剂 四氧氨基吖啶属
A.
A．
B.
B．
C.
C．
D.
D．
E.
E．
参考答案：
参考解析：
刷刷题刷刷变学霸
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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