Pupils often want to sit next to their particular friend and many classroom activities involve moving about, but even relatively

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问题 Pupils often want to sit next to their particular friend and many classroom activities involve moving about, but even relatively small alterations can make ______ to the visual comfort of pupils with sight defects.

选项 A、a difference
B、an interference
C、a modification
D、an impact

答案A

解析 本题空格处是说给视力有缺陷的学生带来不便。make a difference是一种固定用法,意思是“有些影响,有关系”,在原句中指“带来不便”。因此A项正确。
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