transkript: 20. In ; large class. whıch 0! the ıoııowing ıs a good technıque [o increase the individual student talking tıme (sm? A) Gwmg homewurk regmarıy B) Usmg me buard frequently c) Conductıng paır work ın (he dass D) Empıoymg a grammaı—based cumcumm E) Advısmg students to use SACs