2. 职称英语
  3. It is useful to be able to predict the extent ______ which a price change will a

It is useful to be able to predict the extent ______ which a price change will a

游客2024-07-04  17
问题 It is useful to be able to predict the extent ______ which a price change will affect supply and demand.
选项 A、with
B、from
C、for
D、to
答案 D
解析 本题测试点是介词的用法。空格后是一个定语从句，修饰主句中的名词extent。空格中要填入一个介词to，与extent组成介词短语，表示“程度”。如：to some extent(到某种程度)，to a certain extent (在一定程度上)。
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