Nowadays education is a crucial part in people lifeour life . People are taking more education than previous. It is an important to checkexamineteacher's methods instructional methods of a teacher to ensure moderneducation'seducational quality and understandabilityof students . Every teacher has different teaching techniques. Some teachers allows students to ask questions until they are satisfied with the information answers. In my opinion, teachers should encourage their students to question everything. My reasons to believe this statement The reason I believe this is because it ensureincreases students' understandability comprehensibility and their interests in the subject which teacher are teaching , choose correct teaching techniques and correct teacher's mistakes.