Believe it or not, there are a number of words in the English language which were French i

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A. demand
B. principle
C. theory
(答案→)D. origin
解析：考查名词辨析。句意：信不信由你，英语中部分单词起源于法语。in demand急需；in principle原则上；in theory理论上；in origin起源于。如：One of two or more words that have the same spelling but differ in origin, meaning, and sometimes pronunciation.同形异义词两个或以上单词拼法相同，但在起源、意义和有时读音上不同。