题目

After a heated discussion, a new plan came______ being, which would have a great effect ______ the study of the students.A.into; for B.to; to C.from; at D.into; on 答案:【答案】D【解析】考查固定搭配。句意:经过激烈的讨论,一个对学生的学习有很大影响的新计划诞生了。come into being意为“产生,开始存在” ,have a great effect on 意为“对……产生很大影响”。故选D项。设全集为,集合,.(1)求如图阴影部分表示的集合;(2)已知,若,求实数的取值范围.
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