2018年考研英语一Part B的答案如下：
1. A. The author suggests that the best way to improve memory is through practice.
2. B. The author argues that memory is not a fixed capacity but can be enhanced.
3. C. The author explains that memory is influenced by the way information is encoded and retrieved.
4. D. The author emphasizes the importance of repetition in memory formation.
5. E. The author concludes that memory is a complex process that involves both conscious and unconscious factors.
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