 Mill Drill Questionnaire. Mill Drills or Mingling Activities are another ESL standard which use the simple questionnaire idea, whereby students ask each other questions prepared by the teacher and write down their answers. Create a form with room for names and answers so that students can report back about what they found out using the target language Thanks so much for watching. We are ITTT, the leading provider for TEFL and TESOL training courses. If you like this video, please subscribe by clicking the button down here and click on any of the videos here on the left for more interesting teaching tips for getting certified to teach English abroad and online.