Point out the rhetorical devices used in the sentence: 1. He is drilling for ancient books, as if looking for treasure in the earth's crust. Mr Wen is fearless in the mass meeting.

Rhetoric: 1. Imitation and metaphor II. Repetition question: 1 sentence adopts double and repetitive rhetorical devices. Formally, the dual syllables are neat and have a strong sense of rhythm; From the content point of view, it is concise and has strong generalization. Emphasize a certain feeling repeatedly and highlight a certain meaning. 2. Forget about eating and sleeping, cherish time, study rigorously, work hard, do your best and so on. Combined with reality, you can say that you should study hard, cherish time and do things seriously and rigorously.