Stronger and more lasting memories are likely to be formed a person is relaxed．A
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Stronger and more lasting memories are likely to be formed ________a person is relaxed．
A.where
B.unless
C.when
D.although
试题答案
C
考查连词的用法。句意：当一个人放松的时候，更强更持久的记忆力很可能会被形成，所以选连词when 。