1 / Eleven homes and several farms were destroyed by the flood during the night.

2 / More than 500.000 people homeless was made by the Tohoku earthquake in Japan.

3 / The exact the and time of an earthquake cannot be predicted.

4 / In spring, the valleys are flooded by the melting of snow in the mountains.

5 / Will the students be taught how to prepare for earthquakes and storms ?

6 / Mudslides and flooding in the mountain town of Regent were caused by heavy rain on hillsides.

7 /  Lots of equipment and planes to put out the forest fire were sent.

Positive voice structure : S + V + O

Passive voice structure : O + be V3/V_ed + (by S)