31.   Even so, a young man asked Nina if the seat next to her was taken.

32.   The bus was completely full, and lots of people were standing.

33.   Old buses are major contributors to pollution in British cities.

34.   The bus was a vague shape in the distance.

35.   The bus was often a little latish, but never more than by a few minutes.

36.   The bus should be here anytime now.

37.   Through the generosity of sponsors buses are available to LEAs and to schools and are delivered free of charge.

38.   This is not a case of waiting half and hour -- the next bus is a week later!

39.   There was no bus then?

40.   This bright red bus is large and suitable for serving quite a few children.