The shop assistant promised me that the material , and what she said to be true .
would be dried easily ; was proved B. will be dried easily ; was proved
C. dried easily ; proved D. dried easy ; proved
网友回答
解析：第一空考查主动表被动，dry easily表示物品的属性，容易干，第二空考查prove的用法，可以做连系动词+to be+adj，句意是：店员向我许诺这种材料很容易干，她说的话证明是真的。选C。