Which of the following is NOT one of the variations of idioms?（）
A、Repetition
B、Dismembering
C、Addition
D、Shortening
【正确答案】：A
【题目解析】：Occasionally, we may find changes in constituents of idioms: addition, deletion, replacement, position-shifting, dismembering, shortening etc.我们可能会发现习语的成分变化:添加、删除、替换、位置转换、分解，缩略等。
