Нужно вставить слова, пожалуйстаСлова (которые надо вставить) : get on, not let, wait, have, want, sell out, ask, say, put up their tents, see, arrive, be.
1.was
2.wanted
3.saw
4.asked
5.said
6. didn't let
7.got on
8.arrived
9.had put up their tents
10.waited
11. had
12.were sold out