РЕБЯТ 1 By the time they reached Australia, they already 8000 miles. (sail) 2 Europeans
never
a kangaroo until Australia was discovered. (see)
31 saw the photos Gagarin
from outer space. (take)
4 Hawaiians
Europeans before Cook arrived. (met)
5 The plane
somewhere over the sea so it was impossible to find. (crash)
never
1) sailing
2) saw
3) took
4) met
5) crashing
Объяснение:
Вроде правильно