8. The custom dated back (to/ of/ for) the period when many Londoners travelled on horseback. 9. I know a wood (where/ which/ that)you can find wild strawberries. 10. Tom is the man (who/ whom/ which) people like at first sight. 11. We (use/ used to/ are used to) hardstudy. 12. The children have every reason to be proud ........their efforts. (in, of, to, at) 13. Dancing is a good way of escaping ...stress and difficulties. (out of, from, to,without) 14. The ...are those who can't speak. (blind, deaf, dump, sighted) 15. Children in Ms Thuy's class are dump, deaf and. ....retarded.(normally, totally, spiritly, mentally) 16 .were taken to the nearest hospital by ambulance. (Injuries, The injured, Injured person. The injury) 17. My brother used to.......all his spare time collecting stamps. (spend, use, take, get) 18. The teacher's ........of adding and subtracting made it easier for the pupils to understand the lesson. (demonstration, show, exhibition, display) 19.He had ...no effort to finish the work so the boss did not agree to offer him a promotion. (done, made, determined, earned) 20. To communicate fluently in English, we have to spend a lot of time practicing. It is a..........work. (time-consuming, time-bargain, time-saving, time-limit) 21. Their parents seemed satisfied .their progress. (with, to, in,)