以-ly結尾的形容詞

有些以-ly結尾的詞通常不是副詞，而是形容詞，如costly, cowardly, lovely, lonely, lively, friendly, unfriendly, silly, ugly, womanly, motherly, fatherly, brotherly, sisterly, elderly等，這類形容詞大多是用來描述人的品質的。如：

She smiled in a friendly way. 她友好地微微一笑。

Spring is a lovely season. 春天是可愛的季節。

I’m surprised that he should feel lonely. 我很驚訝他竟感到孤獨。

One-tenth of the population are elderly people. 十分之一的人口是老年人。

有些-ly結尾的既可形容詞也是副詞，如daily, weekly, monthly, quarterly, yearly, likely, early等既可也可用作形容詞。如：

I hope to catch an early train. I want to arrive early. 我希望趕上早班火車，我想早到。

I receive weekly bills. I pay my bills weekly. 我收到的是周賬單，我是按周付清賬單的。