【正确答案】:
SOURCES OF SYNONYMS ARE: BORROWING, DIALECTS AND REGIONAL ENGLISH, FIGURATIVE AND EUPHEMISTIC USE OF WORDS, AND COINCIDENCE WITH IDIOMATIC EXPRESSIONS.
【题目解析】:同义词的来源有:外来语、方言词和地域性英语、比喻词和委婉语的使用以及与习语的巧合。
SOURCES OF SYNONYMS ARE: BORROWING, DIALECTS AND REGIONAL ENGLISH, FIGURATIVE AND EUPHEMISTIC USE OF WORDS, AND COINCIDENCE WITH IDIOMATIC EXPRESSIONS.