1. We took the first train
The first train was taken by us.
The first train was not taken by us.
Was the first train taken by us?
2. I eat a delicious breakfast
A delicious breakfast is eaten by me.
A delicious breakfast is not eaten by me.
Is a delicious breakfast eaten by me?
3.My sister cough a cold
A cold was caught by my sister.
A cold was not caught by my sister.
Was cold caught by my sister?
4.They deliver letters every day
The letters are delivered by them every day.
The letters are not delivered by them every day.
Are the letters delivered by them every day?
5.She sang a beautiful song
A beautiful song was sung by her.
A beautiful song was not sung by her.
Was a beautiful song sung by her?