The students sit in a circle to throw or roll the ball to one of the students, then ask one question. The next step is to choose one of two ways: 1 students ' way to throw the ball back to the teacher and the teacher threw the ball to another student, and ask questions. Method 2.
การแปล กรุณารอสักครู่..
![](//thimg.ilovetranslation.com/pic/loading_3.gif?v=b9814dd30c1d7c59_8619)