Today is the open day of our school Language and Art Festival,we are so happy that you can come here to appreciate our talent show.今天,是学校语言艺术节的开放日,您们来看我们的才艺表演,我们的心里是多么高兴啊.Here is the principal to open our Language.现在由校长来主持我们语言节开幕式.Every Tuesday it's our school open day.On that day students' parents can go to our class to observe our class.每个星期二是我们的学校开放日,在那天学生家长们可以来我们班里听课.可以吗?不懂追问,