When the Indian Ocean tsunami came in June 5438+February 2004, a 4-year-old tourist saw it and said, "Mom, tsunami, tsunami, the teacher said." Dajiaqun

Everything has its phenomenon and essence. Understanding the phenomenon of things is perceptual knowledge, and understanding the essence of things is rational knowledge. Correct rational understanding, accurately grasp the essence and law of things. People's lack of understanding of tsunami is an important reason for the aggravation of tsunami disaster in Indian Ocean. The comparison of two case materials can better illustrate this point of view. Item b is inconsistent with the material, item c is wrong, and item d is irrelevant. Item A indicates that rational knowledge is deeper than perceptual knowledge, and scientific theory plays a guiding role.