【题目】Half of _____surveyed in 16 countries say they go first to their closest friend to share their deepest wishes and darkest fears.
A.these
B.some
C.ones
D.those

【答案】D
【解析】句意：16个国家中被调查的那些人中，有一半说他们首先会去向最亲密的朋友说自己最深处的情感。根据题干中的they和their可知应选D。