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Question

1. Active: No one had told me about it.

Passive:

2. Active: Mary is cutting a cake with a sharp knife.

Passive: 

3. Active: They have provided the victims with food and clothing.

Passive: 

4. Active: Hurricanes destroy a great property each year.

Passive: 

Answer 1

I hadn't been told about it.

A cake is being cut with a shark knife by Mary.

The victims have been provided with food and clothing by them.

A great property is destroyed each year by hurricanes.