In a study published Wednesday, college students who were asked to complete anagrams(字谜)while a nearby researcher talked on her

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问题     In a study published Wednesday, college students who were asked to complete anagrams(字谜)while a nearby researcher talked on her cellphone were more irritated(恼怒的)and distracted—and far more likely to remember the【C1】______of the conversation—than students who worked on the same【C2】______while the same conversation was【C3】______by two people in the room. The study is the latest【C4】______a growing body of research on why cellphones【C5】______so high on the list of modern irritants. One reason, said Veronica V. Galvan, the【C6】______author of the study, is the brain’s desire to fill in the【C7】______. " If you only hear one person speaking, you’re【C8】______trying to place that part of the conversation in context. If you’re【C9】______up and someone behind you is talking on a cellphone, you’re kind of【C10】______there," she said, " and you can have a【C11】______stress response. "
    The brain simply can’t【C12】______a stream of desultory(断断续续的)new information, said Lauren Emberson, the postdoctoral associate at the University of Rochester, New York. " Our brains are【C13】______up to focus on things that they are not【C14】______with. When you’re listening to one half of a conversation, you’re forced to constantly【C15】______what’s going to happen next. "
    Though many Americans feel that public cellphone conversations are beyond their【C16】______according to the surveys, there are【C17】______that the problem is getting【C18】______. In 2006, 82 percent of Americans said they were at least occasionally【C19】______by cellphone conversations in public. In 2012, that number【C20】______to 74 percent.
【C4】

选项 A、for
B、at
C、on
D、in

答案D

解析 介词辨义题。此句意为“这项研究是在越来越多的有关为什么手机在现代最让人恼火的用品中名列前茅的研究中最新的一个。”此处介词in与research搭配,符合文意。
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