3 sentences

1. 这新鲜空气让我昏昏欲睡。

   zhè xīn​xiān kōng​qì ràng wǒ hūn​hūn​yù​shuì.

   This fresh air makes me so sleepy.

   Source: OpenSubtitles

2. 春天的暖风熏得人昏昏欲睡。

   chūn​tiān de nuǎn fēng xūn de rén hūn​hūn​yù​shuì.

   The warm spring breeze makes one feel drowsy.

   Source: Dong Chinese Dictionary

3. 下午的课程总是让人感到昏昏欲睡。

   xià​wǔ de kè​chéng zǒng​shì ràng rén gǎn​dào hūn​hūn​yù​shuì.

   Afternoon classes always make people feel drowsy.

   Source: Dong Chinese Dictionary