这幅匿名画作的艺术风格被归因于伦勃朗。

The artistic style of this anonymous painting was ___ascribed to Rembrandt.

他把这次失败归咎于天气不好。

He ___ascribed the failure to the bad weather.

他把这次失败归因于准备不足。

He ___ascribed the failure to lack of preparation.

人们常把这种症状归因于睡眠不足。

People often ___ascribed this symptom to lack of sleep.