(i entered in classroom and I look of all serious) good morning everyone this is your teacher in 1 years my name is teacher Anton the name of this section is grade 9 Trias you all now is high school students and you all are grade 9 now and I don't want noise and all you always behave will come all this is first day of school and you of all are 30 students in this classroom 15 boys and 15 girls later in 9 am o'clock you vote offers but I observe first