No matter what kind of questions, you should know and answer them skillfully before the student union.
3. If you are a teacher in grade one or grade two of primary school, you should help students review the formulas, knowledge points and conclusions they have learned before.
4. Prepare lessons before class, be very familiar with the content of the class, be fully prepared before class, write neatly and orderly on the blackboard, and do it if necessary.
5. Write lesson plans and lesson plans before class, and don't grab anything.