1£®You must apologize to your parents for being so rude.

2£®Can you forgive me for giving you so much trouble?

3£®Mary, I reminded John of his promise to help you.

4£®The prison authorities permit visiting (visit) him only once a month.

5£®Benjamin Franklin set about learning (learn) the printer's trade at an early age.

6£®In a word, it is time for us to improve the safety of school buses.¡¡

7£®It is obvious to everybody that the only way to achieve one's goal is to work hard.

8£®Living (live) miles away, he attended the course.

9£®She couldn't make herself heard (hear) because of the traffic noise.

10£®Jack had something more important to do; as a result, he couldn't turn up this evening.