classes: lecturer. You should be more focused on teaching than spending 5 - 15 minutes asking every English word on a slide. curriculum. You should be more focused on teaching than spending 5 - 15 minutes asking every English word on a slide. facility. You should be more focused on teaching than spending 5 - 15 minutes asking every English word on a slide. general. You should be more focused on teaching than spending 5 - 15 minutes asking every English word on a slide.