Using 'suppose' and 'supposed to' (BBC Learners' Questions)

source: BBC Learning English    2017年8月11日
Sanmati from India says: People use 'suppose' and 'supposed to' a lot of the time in conversation. Can you please tell me in which sense and where they should be used?
Dan has the answer. Watch the video and do the exercise here: http://www.bbc.co.uk/learningenglish/...