1 A large piece of ice broke off from the side of the cliff/glacier and fell into the ocean. 2 Acid rain slowly dissolves/melts limestone. 3 The columns found in caves take millions of years to form/design. 4 Rick dug a large hole/crack in the ground. 5 The course teaches people how to survive/live in the wilderness. 6 In early spring, water drips/hangs from melting ice. 7 The calcite in the caves hardens/toughens overtime. 8 The explorer got down on his knees and climbed/crawled into the cave.

1. A large piece of ice broke off from the side of the cliff/glacier and fell into the ocean.
2. Acid rain slowly melts/limestone.
3. The columns found in caves take millions of years to form/design.
4. Rick dug a large hole/crack in the ground.
5. The course teaches people how to survive/live in the wilderness.
6. In early spring, water drips/hangs from melting ice.
7. The calcite in the caves hardens/toughens overtime.
8. The explorer got down on his knees and climbed/crawled into the cave.

Ответ: смотри выше