classes:  lecturer. I disagreed with the teaching of the teacher, a lesson that taught at English, at Vietnamese to show off his ability and I noticed that the knowledge in that lecture I could not grasp over 50%.  curriculum. I disagreed with the teaching of the teacher, a lesson that taught at English, at Vietnamese to show off his ability and I noticed that the knowledge in that lecture I could not grasp over 50%.  facility. I disagreed with the teaching of the teacher, a lesson that taught at English, at Vietnamese to show off his ability and I noticed that the knowledge in that lecture I could not grasp over 50%.  general. I disagreed with the teaching of the teacher, a lesson that taught at English, at Vietnamese to show off his ability and I noticed that the knowledge in that lecture I could not grasp over 50%.