◎ 题干
In order to evaluate the effect that the computer has ______ people's life, they have handed out
questionnaires to more than one thousand young citizens, all of ______are picked out at random.   
[     ]
A. on; whom
B. for; them
C. for; whom  
D. on; them  
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“In order to evaluate the effect that the computer has ______ people's life, they have handed outquestionnaires to more than one thousand young citizens, all of …”主要考查了你对  【关系代词】【介词和介词短语】【非限制性定语从句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。