3 sentences

1. 他看上去疲惫不堪。

   tā kàn​shang​qu pí​bèi​bù​kān.

   He looks exhausted.

   Source: OpenSubtitles

2. 他事后回到家就疲惫不堪。

   tā shì​hòu huí​dào jiā jiù pí​bèi​bù​kān.

   He came home exhausted afterwards.

   Source: OpenSubtitles

3. 经过连日的高强度工作，他感到疲惫不堪。

   jīng​guò lián​rì de gāo qiáng​dù gōng​zuò, tā gǎn​dào pí​bèi​bù​kān.

   After days of high-intensity work, he felt completely exhausted.

   Source: Dong Chinese Dictionary