Вот примеры преобразования предложений в отрицательные и вопросительные формы прошедшего времени, а также дополнительные вопросительные предложения:
Утвердительное: I had a break at 10 o'clock.
Отрицательное: I did not have a break at 10 o'clock.
Вопросительное: Did I have a break at 10 o'clock?
Вопросы: What did I have? What time was it?Утвердительное: Ann had her entrance examinations in July.
Отрицательное: Ann did not have her entrance examinations in July.
Вопросительное: Did Ann have her entrance examinations in July?
Вопросы: What examinations did Ann have? When did Ann have her examinations?Утвердительное: My classmate had three drawings.
Отрицательное: My classmate did not have three drawings.
Вопросительное: Did my classmate have three drawings?
Вопросы: What did my classmate have? How many drawings did my classmate have?Утвердительное: Last Sunday they had a good party.
Отрицательное: Last Sunday they did not have a good party.
Вопросительное: Did they have a good party last Sunday?
Вопросы: What kind of party did they have? When did they have the party?Утвердительное: I had a good time at his place.
Отрицательное: I did not have a good time at his place.
Вопросительное: Did I have a good time at his place?
Вопросы: Where did I have a good time? Whose place did I go to?