/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: rbncogburn https://cdn.slidesharecdn.com/profile-photo-rbncogburn-48x48.jpg?cb=1532869161 There must be a reason I am a high school teacher because I am still there after 29 years. Frankly, 150 teenagers is too many for one person in one day! doctoracogburn.com