【正确答案】：
THE BASIC WORD STOCK IS THE FOUNDATION OF THE VOCABULARY ACCUMULATED OVER CENTURIES AND FORMS THE COMMON CORE OF THE LANGUAGE. THOUGH WORDS OF THE BASIC WORD STOCK CONSTITUTE A SMALL PERCENTAGE OF THE ENGLISH VOCABULARY, YET IT IS THE MOST IMPORTANT PART OF IT. THE FUNDAMENTAL FEATURES OF THE BASIC WORD STOCK ARE AS FOLLOWS: ALL NATIONAL CHARACTER, STABILITY, PRODUCTIVITY, POLYSEMY AND COLLOCABILITY.
【题目解析】：本题考查基本词汇的特点。一门语言的基本词汇是长期积累下来的，是该语言的共核。虽然英语中的基本词汇只占总词汇量的一小部分，但却是最重要的部分。基本词汇具有下列明显的特点：① 全民性（all national character）② 稳定性（stability） ③ 能产性（productivity）④ 多义性（polysemy）⑤ 搭配性（collocability）。