3. Change these sentences from Active to Passive 1. They will punish him. 2. My grandfather built this house in 1948 3. They have just done the work. 4. They are painting my office today. 5. He sent a Christmas postcard yesterday 6. Somebody has found Mary's watch. 7. They grow coffee in Brazil​

1. They will punish him.

He will be punished by them.

2. My grandfather built this house in 1948

This house was built by my grandfather in 1948

3. They have just done the work.

The work has been just done by them

4. They are painting my office today.

My office is being painted by them

5. He sent a Christmas postcard yesterday

A christmas postcard was sent by him

6. Somebody has found Mary's watch.

Mary's watch has been found by somebody

7. They grow coffee in Brazil​

Coffee is grown in Brazil