HerearesomeAmericanclassroomcustoms: Iftheteacherask...
問題詳情：HerearesomeAmericanclassroomcustoms: Iftheteacherasksaquestion,youareexpectedtogiveananswer.Ifyoudonotunderstandthequestion,youshouldputupyourhandandasktheteachertorepeatthequestion.Ify...