English lexicology is chiefly concerned with the basic _____of w

English lexicology is chiefly concerned with the basic _____of words in general and of English words in particular.
A、structures
B、relations
C、theories
D、equivalents
【正确答案】：C
【题目解析】：题干涉及词汇学的主要内容，它是研究一般意义上的词汇的理论，这门学科研究的尤其侧重英语词汇。