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

游客2023-09-26  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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