Поставьте следующие предложения в отрицательную и вопросительную формы.
1. They are discussing their performance.
2. I’m going to have a test in English.
3. I play the piano perfectly.
4. Sometimes we had music lessons in a great hall.
5. We had lunch at work.

1. They are not discussing their performance.
Are they discussing their performance?
2. I am not going to have a test in English.
Are you going to have a test in English?
3. I play the piano perfectly.
I don't play the piano perfectly.
Do you play the piano perfectly?
4. Sometimes we didn't have music lessons in a great hall.
Did you sometimes have music lessons in a great hall?
5. We didn't have lunch at work.
Did you have lunch at work?

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