Hello ， friends ，You are warmly welcomed to our school . I＇m Wu Dong . I＇m very glad to be your guide . First ， I＇d like to tell you something about our school . It was set up in 1957 . The number of students is over 1200 ， and the teachers about 100 . There are altogether 20classes . Besides the teaching buildings ， we have a library for different kinds of subjects ， and a school-run workshop .We have four classes in the morning and two in the afternoon . After classes ， we join in various activities ， such as ball games ， painting ， singing and dancing .Now let me show you around our school . This way ， please .