The winter vacation is not so far from us.there are lots of thing I have done while this
vacation.For one thing ,I have my lessons reviewed,in order to improve the qulity of study.
寒假對于我們來說并不長，我需要在這個假期做很多的事。首先，我需要復習已經學過的功課，以此來提高學習質量(Joozone Note:此句也可以翻譯為 改進學習方法也可以)。或者整句話可以翻譯為：為了提高學習質量，我需要復習功課。

For the other thing,I wish I would be better after hard working with my course.At first, I must correct all my final examination paper. Secondly，I insist on reading English books and newspapers every day.I also keep on oral pratice.
其次，我希望對我努力學習過的這些功課能夠有所好轉，首先，我需要重新做一遍我的期末考試試卷。接下來，我堅持閱讀英語課本并且每天堅持閱讀(英文)報紙。同時我還得堅持練習口語。

In my spare time,I will take an active part in activitise.I can gain the first hand imformations through the activitise which can help me to extend my knowlege.
AD:翻譯有作文地帶提供| 在閑暇的時間里，我將積極參加活動。這樣我可以通過活動得到一手信息，已擴張自己的知識面。

I'm sure this vacation will be the best one for me.Let me try!
我確信這個寒假將是我好的一個假期。拭目以待吧！