21. I am saving money ... a new bicycle. А) to buy Б) for buy В) buying Г) to buying 22. Alex didn’t come in time and we had ... for him. А) wait Б) to waiting В) to wait Г) waited 23. Before the automobile was invented people ... horses for many years. А) had been riding Б) have been riding В) were riding Г) rode 24. Alice looked through the books but didn’t find anything interesting... А) reading Б) for read В) to read Г) to reading 25. You can’t go to the cinema until you ... your homework! А) finish Б) will finish В) are finishing Г) to finish 26. Mom said she ... home late tonight. А) comes Б) would come В) is to come Г) had coming 27. If I were you, I ... more careful. А) was Б) am В) would be Г) were