Question

Choose the correct sentence which is closest in meaning to the given one.
We left the building, then a tornado appeared suddenly and caused life loss and property damage. 

before a tornado appeared suddenly and caused life loss and property damage, we had left the building. 

A tornado appeared suddenly and caused life loss and property damage after we had left the building.

A tornado appeared suddenly and caused life loss and property damage as soon as we had left the building. 

All the answers are correct. 

Answer 1

We left the building, then a tornado appeared suddenly and caused life loss and property damage. 

before a tornado appeared suddenly and caused life loss and property damage, we had left the building. 

A tornado appeared suddenly and caused life loss and property damage after we had left the building.

A tornado appeared suddenly and caused life loss and property damage as soon as we had left the building. 

All the answers are correct.