The characteristic of elasticity is______ distinguishes rubber from plastic and fibers.
A．what
B．that
C．which
D．where

A.
A．what
B．that
C．which
D．where


【参考答案】

A
此题的测试点是关系代词和关系副词的用法。what和that都能引导名词性从句，但that引导名词性从句时不在......

(↓↓↓ 点击下方‘点击查看答案’看完整答案 ↓↓↓)