2 sentences

1. 他将这次失败归咎于准备不足。

   tā jiāng zhè cì shī​bài guī​jiù yú zhǔn​bèi bù​zú.

   He blamed this failure on insufficient preparation.

   Source: Dong Chinese Dictionary

2. 总统将抗议活动归咎于外国阴谋，并没有提出任何改革。

   zǒng​tǒng jiāng kàng​yì huó​dòng guī​jiù yú wài​guó yīn​móu, bìng méi​yǒu tí​chū rèn​hé gǎi​gé.

   The president blamed the protests on foreign plots and offered no reform.

   Source: OpenSubtitles