单选题 During the examination you are supposed to stay in your seats, to keep your eyes on your papers, ______ to anyone.

【正确答案】 C
【答案解析】在考试时,你应该呆在座位上,看自己的试卷,不要同别人说话。and not to speak与to stay in your seats,to keep your eyes on your papers是并列成分,应用相同的结构。