1)描述吃零食现象;
2)简述其危害;
3)提出倡议。
注意:
1)词数80左右(开头和结尾已给出,不计入总词数);
2)可适当增加细节, 以使行文连贯。
Dear Editor,
As we all know, some students have formed the habit of eating snacks. This phenomenon should be paid attention to.
Yours,
Li Hua