Rewrite the active sentences below using the past passive and by.
1 The heavy hail broke the cars' windscreens.
The cars' windscreens were broken by the
heavy hail.
2 The snowstorm blocked the roads.
3 The sound of the thunder woke the children up.
4 The river flooded the town.
5 The high winds knocked the tower down.
надо
2. The roads were blocked by the snow storm.
3. The children were broken up by the sound of the thunder.
4. The town was flooded by the river.
5. The tower was knocked down by the high winds.