假定你是李华，下周六你校将组织学生到光明社区参加垃圾分类进社区（Waste Sorting in Community）社会实践活动，你受学生会委托为校英文报写一则通知。内容如下:

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注意：1.写作词数80左右；  
2.请按如下格式在答题卡的相应位置作答。
Notice
                                                                       
                                                                      
                                                                      
                                                                      
（B）
Notice
In order to strengthen the awareness of environmental protection，we will organize a social practice activity whose theme is Waste Sorting in Community.The activity is  to be held in Guangming Community this Saturday.We'll put up posters，show the residents how to identify different kinds of waste and demonstrate how to use the waste sorting facilities.We'll gather at the school gate at 8:10 a.m. Don't forget to take the materials and items you've prepared. Be present on time, please.
                                                         The Student Union