noise的形容詞形式比較級是？

　　例句：

　　What is that infernal noise.

　　這可惡的噪音是什么。

　　They were making too much noise.

　　他們的噪聲太大了。

　　A sudden noise startled her.

　　突然發出的響聲嚇了她一跳。

　　Someone made a rude noise.

　　有人發出了淫猥的噪音。

　　The noise began to lessen.

　　噪音開始減弱。