Past Simple 1.(положительное) I played the piano yesterday 2.(отрицательное) I didn't play the piano yesterday 3.(вопросительное) Did you play the piano yesterday? Present Simple 1)(положительное) He writes a letter every year 2)(отрицательное) He doesn't write a letter every year 3)(вопросительное) Does he write a letter every year?
1.(положительное) I played the piano yesterday
2.(отрицательное) I didn't play the piano yesterday
3.(вопросительное) Did you play the piano yesterday?
Present Simple
1)(положительное) He writes a letter every year
2)(отрицательное) He doesn't write a letter every year
3)(вопросительное) Does he write a letter every year?