_______the programme, they have to stay there for another three weeks.
| A．Not completing | B．Not completed |
| C．Not having completed | D．Having not completed |
25. Some pre-school children go to a day-care centre,_________they learn simple games and songs.
| A．then | B．there | C．which | D．Where |
24. Mary wanted to travel around the world, but her parents didn’t_______her to do so.
| A．forbid | B．allow | C．ask | D．Demand |
23. The way the guests_____in the hotel influenced their evaluation(评价) of the service.
| A．treated | B．were treated | C．would treat | D．would be treated |
22. He demanded that such things_____ from happening again.
| A．prevented | B．prevent | C．be prevented | D．should prevent |
21._____by a desire to learn, he was not interested in children’s play and adventure when he was young.
| A．Driven | B．Driving | C．To drive | D．To be drive |