B
Test question analysis: "What you learn on paper will eventually make you realize it is shallow, but you must do it if you know it" reflects that practice is the source of knowledge, emphasizing practice importance. Only item B among the options meets the meaning of the question. Item A reflects that quantitative change is the necessary preparation for qualitative change, and qualitative change is the inevitable result of quantitative change. Item C reflects that quantitative change is a necessary preparation for qualitative change, and attention should be paid to the accumulation of quantity. Item D reflects practice and is the only criterion for testing a person’s truth.
Comments: This type of test questions tests students' ability to analyze materials based on book knowledge and recall philosophy textbook content through vivid materials. Students should accumulate some philosophies embodied in famous poems and aphorisms. In the college entrance examination, this kind of question type that is close to life often appears, and it should be paid enough attention to.