题目

直接写得数．840÷4=120×30= = 答案：【1】210【2】3600【3】2516．听第10段材料，回答第17至20题．17．What is the topic of the talk？A．Bad behavior in schools．B．New education methods．C．Making kids healthier．18．Who is Ashanti Branch？A．An assistant principal．B．The company founder of Ergotron．C．A parent of a student at Montera Middle School．19．According to the radio interview，what is difficult for students to do？A．Sit still in class．B．Adjust to the new education system．C．Work independently on assignments．20．What was the solution to the problem？A．More teachers．B．Shorter class time．C．Different furniture．