become conscious of

例句：

1. 1.The teacher became conscious of the students'lack of participation.
   老师意识到学生们的参与度不足。
2. 2. As she read the news,she became conscious of the gravity of thesituation.
   当她阅读新闻时，她意识到了情况的严重性。
3. 3. After watching the documentary, he became conscious of the environmentalissues facing our planet.
   看完纪录片后，他意识到我们星球面临的环境问题。