2 sentences

1. 你把关心和担心弄混了。

   nǐ bǎ guān​xīn hé dān​xīn nòng​hún le.

   You're confusing worry and concern.

   Source: OpenSubtitles

2. 我总是把周二和周三弄混。

   wǒ zǒng​shì bǎ Zhōu'èr hé Zhōu​sān nòng​hún.

   I always get Tuesdays and Wednesdays mixed up.

   Source: OpenSubtitles