3 sentences

1. 我做了一些改动。

   wǒ zuò le yī​xiē gǎi​dòng.

   I made some changes.

   Source: OpenSubtitles

2. 他的文章不需要太大的改动。

   tā de wén​zhāng bù xū​yào tài dà de gǎi​dòng.

   His article doesn't need many changes.

   Source: Dong Chinese Dictionary

3. 这个方案已经封口，不再接受任何改动。

   zhè​ge fāng'àn yǐ​jīng fēng​kǒu, bù zài jiē​shòu rèn​hé gǎi​dòng.

   This plan is finalized and no further changes will be accepted.

   Source: Dong Chinese Dictionary