The Importance of Keeping the Time

One of our lovely listeners was in the reading exam a few weeks ago, and he got quite thrown off by the person who was keeping the time. He initially heard that he or she would be reminding him or the people in the room every 20 minutes when the 20 minutes had gone by,. But maybe he misheard or he misunderstood what she was going to do. What exactly does this person do? Okay, so first of all, that person's not an examiner. You only see the examiners on the speaking exam. Other than that, you don't like the examiners are like the Wizard of Oz. They're like behind the curtain. The people that you deal with the most are