These can be of a general nature, about what happens in the video. After the students have watched the extract from the video all the way through, you can follow this up with further detailed tasks which require the students to listen or look for detail. Keep the video session fairly short. Ten minutes of video every week is more useful than 40 minutes every month. Ask the students what they think the people are saying.
Students can watch the section all the way through.
Rewind, then play a part again. Then freeze the frame and ask them if they can remember what comes next. Give them a list of items before the viewing. After viewing the video extract once, students can work in groups to write questions for each other. They can then exchange these and watch the video again to find the answers.