1) The match was played by them in the evening.
The match wasn`t played by them in the evening.
Was the match played by them in the evening?
2) The answers were calculated very quickly by them.
The answers weren`t calculated very quickly by them
Were the answers calculated very quickly by them?
3) The movie was filmed in black and white.
The movie wasn`t filmed in black and white.
Was the movie filmed in black and white?
4) The email was sent by them yesterday.
The email wasn`t sent by them yesterday.
Was the email sent by them yesterday?
5) Our house was built ten years ago by them.
Our house wasn`t built ten years ago by them.
Was our house built ten years ago?
6) Penicillin was discovered by Alexander Fleming.
Penicillin wasn`t discovered by Alexander Fleming.
Was penicillin discovered by Alexander Fleming?
7) The shop was opened by the shopkeeper at nine o`clock.
The shop wasn`t opened by the shopkeeper at nine o`clock.
Was the shop opened by the shopkeeper at nine o`clock?
A pen pal is someone you write friendly letters to and receive letters from, although the two of you may never have met.