Moreover,27.6 percent of those ____preferred reading on their mobile phones, which was 4.6 percent higher than last year.
A.surveying
B.to survey
C.surveyed
D.having surveyed
网友回答
C解析考察分词用法。Those与survey构成被动关系，表示被调查的那些人。故C正确。句意：而且在被调查的人中有百分之27.6更喜欢用手机阅读，比去年高了4.6个百分点。