英语翻译 Dear colleagues:In order to keep our common room clean and tidy,please pour the water into the bucket to avoid the slippery floor.Thanks.Let's start from scratch to win ourselves a beautiful environme.
写告示牌(1)花园(爱惜花草)(2)餐厅(不浪费粮食)(3)阅览室(保持安静)(4)宿舍楼(保持整洁卫生)
酷爱读书的小红在整洁、温馨的实验外语中学阅览室观察到下面的现象:阅览室看书的同学中,女同学占 6÷(35-3-37-3)÷(1-35)6÷34÷258÷2520(名),答:原来阅览室里一共有20名同学在看书.