Please urgent please help

1. suddenly

2. fell down

3. According to

4. height

5. century

6. become

7. island

Explanation:

1. suddenly

2. fell down

3. According

4. hight

5. century

6. become

7. Island

I hope this will help you:-)

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if flooding were to go unchecked, steel support beams in buildings would rust.

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