Odpowiedź:
1. Henry never did a skydive.
2. Henry and his sister never explored a cave.
3. Henry never rode a quad bike.
4. His mother and father went scuba diving just this afternoon.
5. They never slept in a tent.
6. His sister did a skydive just an hour ago.
7. His sister never climbed a mountain.
Wyjaśnienie:
Jeśli gdzieś sie pomyliłam to sorki! Mam nadzieje że pomogłam ;)