4 sentences

1. 他供认了杀人的罪行。

   tā gòng​rèn le shā rén de zuì​xíng.

   He confessed to the murder.

   Source: Tatoeba

2. 她临死前供认了。

   tā lín​sǐ qián gòng​rèn le.

   She confessed before she died.

   Source: OpenSubtitles

3. 你哥哥供认了两起谋杀案。

   nǐ gē​ge gòng​rèn le liǎng qǐ móu​shā'àn.

   Your brother confessed to two murders.

   Source: OpenSubtitles

4. 犯罪嫌疑人对自己的罪行供认不讳。

   fàn​zuì xián​yí​rén duì zì​jǐ de zuì​xíng gòng​rèn bù​huì.

   The suspect made a full confession to his crimes.

   Source: Dong Chinese Dictionary