第1个回答 2014-07-08
1.
你为什么要学英语呢?
Why did you learn English?
第2个回答 2014-07-08
Why do we study English? / Why do we have to learn English?
第3个回答 2014-07-08
Why we must study English?
第4个回答 2014-07-09
Why do you learn English?
第5个回答 2014-07-08
why shall we study english?