Many words of the basic word stock enter quite a number of set expressions, idiomatic usages, proverbial sayings and the like. Take heart for example：break one's heart; heart and soul. This example shows basic word stock is characterized by（ ）.
A、stability
B、productivity
C、polysemy
D、collocability
【正确答案】：D
【题目解析】：本题考查基本词汇的搭配性特征。相对稳定性：stability；能产性：productivity；多义性：polysemy；搭配性：collocability。在基本词汇中，有许多词都形成了固定的短语、惯用语、习语和谚语等常用搭配。例如：heart的搭配，break one’s heart使人伤心 ，heart and soul全心全意地。这体现了基本词汇的搭配性特征。故D选项符合题意。
