题目内容
According to some doctors, one of the ways to prevent us from growing old is to make sure that our brains must get enough ________.
[ ]
A.exercise
B.rest
C.sport
D.experience
答案:A
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题目内容
According to some doctors, one of the ways to prevent us from growing old is to make sure that our brains must get enough ________.
A.exercise
B.rest
C.sport
D.experience