书面表达（满分25分）
假定你校正在开展“根除陋习、创建文明校园”活动。请你以此为主题用英语写一篇发言稿，向全校学生倡议：
根除：乱扔垃圾、浪费食物、吸烟……
提倡：讲礼貌、互助……
注意：
词数100左右；
可以适当增加细节，以使行文连贯；
开头和结尾已为你写好，不计入总词数。
Dear friends,
As is known to all, our school has launched a campaign against had habits in order to build a civilized campus.____________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
____________________________________________
That’s all. Thank you.
Li Hua