According to some doctors,one of the ways to delay the aging process is to make sure that our brains

题目简介

According to some doctors,one of the ways to delay the aging process is to make sure that our brains

题目详情

According to some doctors,one of the ways to delay the aging process is to make sure that our
brains get enough__________.
[     ]
A.assistance  
B.sport
C.experience  
D.exercise
题型:单选题难度:中档来源:同步题

答案

D

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