In order to improving my teaching level, I have to spend time in learning some knowledge that is more difficult than our junior high school biology textbook.

为了提高我的教学水平，我得不花一些时间来学习比初中教材难一些的生物学知识。

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Because I like computer knowledge and I have studied computer at my junior high school so I want to continue to study computer science.

因为我喜欢计算机，并且在学校学过这个专业。所以我想继续学这个专业。

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When I learned the course of biology in junior high school, the knowledge educated by teachers was all what I had heard in my childhood.

在初中开始学习生物时，老师课上讲到的很多知识都是我小时候就听过的。

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