English lexicology is chiefly concerned with the basic（）of words

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】：本题得分的关键在于掌握词汇学的性质及内容。英语词汇学是一门以理论为导向的课程。它主要涉及一般词汇的基本理论，特别是英语词汇的基本理论。