Use the Present Perfect or Present Perfect Continuous.
1. My mum (cook) dinner for two hours now.
2. I ( buy) a present for my friend.
3. They ( prepare) their party for the last two weeks.
4. I ( know) my best friend for six years.
5. We ( pack) our things all morning.
6. I (not/see) my granny for ages.
7. …. (you /already/ see) this film?
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?
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?