我们是要学习英语，而不仅仅是学习有关英语的知识。
我们使用Mp3和Mp4不仅是为了娱乐，更应该是为了学习英语。
We should use Mp3 and Mp4 not only for having fun, but also for English learning.
我们发现it它只是一种句中的形式主语,没有任何交流上的意义,相信我，这种现象不仅限于英语。
We realize that it is a kind of placeholder in the sentence that is not doing its job and believe me it's not just in English.
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