4 sentences

1. 我好像听到警笛声了。

   wǒ hǎo​xiàng tīng​dào jǐng dí shēng le.

   I think I hear a siren.

   Source: OpenSubtitles

2. 他吹笛吹得很好听。

   tā chuī dí chuī de hěn hǎo​tīng.

   He plays the flute very beautifully.

   Source: Dong Chinese Dictionary

3. 我听到了警笛声。

   wǒ tīng​dào le jǐng dí shēng.

   I heard sirens.

   Source: OpenSubtitles

4. 消防车鸣着笛飞速驶向火灾现场。

   xiāo​fáng​chē míng zhe dí fēi​sù shǐ xiàng huǒ​zāi xiàn​chǎng.

   The fire truck sped toward the fire scene with its sirens blaring.

   Source: Dong Chinese Dictionary