30.The melon the Smiths served at dinner would have tasted if it had been put in the fridge for a little while.
(A)good
(B)better
(C)best
(D)well

本题考查形容词的用法。根据句意“如果把西瓜放进冰箱里，尝起来的味道可能会更好。”可知此处应用比较级。