'best' 是 'good' 的最高级形式。

'Best' is the ___superlative form of 'good'.

整篇文章充满了溢美之词。

The whole article was full of ___superlatives.

珠穆朗玛峰是高山的最佳例证。

Mount Everest is the ___superlative example of a high mountain.