there will be a speech on our school playground this saturday afternoon, whose theme is “to civilize schoolyard is my responsi*lity”。 all the teachers and students are required to attend. in the activity, the first two winners in each grade will give such valuable advice as follows: we should not litter anywhere in order to keep our campus clean; we should love flowers, grass and trees so that *ryone can enjoy the greenness; we should behave well instead of running after one another, quarreling and fighting noisily; we should care for others so that our school will be full of love. we beli* our school will become * and * beautiful and peaceful. __