________ the ticket for the movie? –YesI bought it online by group buying

He did not regret saying what he did but felt that he ______ it differently.[ ]

When the cheering _____ , the president continued his speech.

When travelling in buses or trains,we are likely to have conversations _____ we give information or opinions about different things

Teenagers are damaging their health because they often ______ themselves to so many electric products.