Rewrite the sentences in the passive using by ...

1. Tourist activities have reduced the number of turtles.

2. Tourists put sun beds and sun umbrellas on nesting beaches.

3. Noise and lights from hotels frighten female turtles.

4. Dog dig up turtles' egg.

5. Large fish eat baby turtles.

Here are the answers and the rewritten sentences:

1. The number of turtles have been reduced by tourist activities.

2. Sun beds and sun umbrellas are put by tourists on nesting beaches.

3. Female turtles are frightened by noise and lights.

4. Turtles' egg are dug up by dog.

5. Baby turtles are eaten by large fish.