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 get enough___.
A. performance B. exercise C. experience D. sport
【答案】
B
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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 get enough___.
A. performance B. exercise C. experience D. sport
B