Where can I buy it?和Where I can buy it?哪个正确?为什么呢?有什么区别吗?

Where can I buy it?和Where I can buy it?哪个正确?为什么呢?有什么区别吗? 是"where I can buy it"还是"where can I buy it"?(在哪儿能买到?怎么觉得是"wh Can you tell me where I can buy 什么意思 where have you bought it和where did you buy it有什么区别 -Where can I buy some fruit Where can I buy some creative gifts? ---where can I buy such modern shoes Where can I buy some envelopes? where can i buy English magazines where can I buy cable in China? where to buy 和where can buy一样吗? where can i buy the sleeping pill?how much would it be?