classes:  lecturer. Random group arrangement so that students adapt to new friends, do not depend on a group of friends, actively interact with the class, do not be too strict to pressure students, colonlove sociability.  curriculum. Random group arrangement so that students adapt to new friends, do not depend on a group of friends, actively interact with the class, do not be too strict to pressure students, colonlove sociability.  facility. Random group arrangement so that students adapt to new friends, do not depend on a group of friends, actively interact with the class, do not be too strict to pressure students, colonlove sociability.  general. Random group arrangement so that students adapt to new friends, do not depend on a group of friends, actively interact with the class, do not be too strict to pressure students, colonlove sociability.