She saw them football on the playground when she was on the way to the classroom.

Today’s young people can’t live without smart phones.They keep their hands on the phones whenever they go, even whilethey_______meals.

The problem is __________ for Tom to work out.

Tom was caught cheating in an important exam _____, he lost a golden chance of taking part in this competition

I never doubt ________ he was dedicated to our firm.