1st (January students) 1st (April students) 2nd time (January students) (2nd time (April students) 3rd time (January students) 3rd time (April students) 4th time (January students) 5th (January students) 4th and 5th: 2 episodes in a row (April) 6th (January students) 6th (April students) 7th (January students) 7th (April students) 8th (January students) 8th (April students) 9th (January students) * Power Point title, explanation at the beginning is the 8th time, but the content is the 9th time. 9th (April students) 10th (January students) 10th (April students) 11th (January students) 11th (April students) 12th (January students) 12th (April students) 13th (January students) 13th (April students) 15th (January students) 15th (April students)