how do you learn best.这篇短文为什么第二段用一般现在时,而其它俩段用一般过去时?

How do you learn best? How do you learn best? How do you learn it? How do you learn english well60字 how do you learn english best? how do you learn English翻译 英语翻译how do you learn english well? How do you learn English?英语作文 How do you learn English?怎么翻译 how do you learn English well? how do you learn grammar怎么回答 how do you learn to ski. 用Why do you learn English?How do you learn English?写一篇英语作文! 英语作文 how do you learn english best?怎么写? How do You learn English 英语作文40词 how do you learn English(150-300)字作文! How do you learn English well 作文60词 英语作文题目How do you learn English well