2 Her parents didn't let her go out last night.
Her parents made her stay in last night.
3 Could you give me a lift to the station, please?
Would you mind giving me a lift to the station, please?
4 I'd be happy to work late tomorrow.
I don't mind working late tomorrow.
5 Helen had great difficulty finding a flat.
It was difficult for Helen to find a flat.
6 Bob arrived at the meeting before anyone else.
Bob was the first to arrive at the meeting.