Конечно! Вот развернутое решение задачи с объяснениями и расширением в скобках, по сути — преобразование предложений из начальной формы в предложения с глаголами в правильной форме (Present Simple или Past Simple).
1. They (to have) a nice weekend last week.
Ответ: They had a nice weekend last week.
Объяснение: Время — Past Simple, так как речь идет о прошедшем времени ("last week"). Глагол "to have" в Past Simple — "had".
2. What your sister (to do) every Sunday? - She (to meet) with her friends.
Ответ: What does your sister do every Sunday? — She meets with her friends.
Объяснение: Вопрос о привычках — Present Simple, типичные глаголы в третьем лице единственного числа требуют добавления "s" — "does" и "meets".
3. His brother (to come) yesterday? - No, he (not to come). He (to be busy).
Ответ: Did his brother come yesterday? — No, he did not come. He was busy.
Объяснение: В прошедшем времени — Past Simple, так как речь о вчерашнем дне. В вопросе — "Did" + базовая форма глагола. В отрицании — "did not" + базовая форма глагола. "He was busy" — прошедшая форма глагола "to be".
4. You (to get) up early on Sunday? - Yes. But last Sunday I (to sleep) till ten o'clock.
Ответ: Did you get up early on Sunday? — Yes. But last Sunday I slept till ten o'clock.
Объяснение: Вопрос о прошедшем — Past Simple, "did" + базовая форма "get". В ответе — "slept" (прошедшая форма "to sleep").
5. How many lessons you (to have) every day?
Ответ: How many lessons do you have every day?
Объяснение: Вопрос о привычках — Present Simple. В третьем лице единственного числа — "does", для "you" — "do". Глагол "to have" в форме "have".
6. Your brother (to be) a teacher? - Yes, he (to become) a teacher two years ago.
Ответ: Is your brother a teacher? — Yes, he became a teacher two years ago.
Объяснение: В вопросе — Present Simple — "is". В ответе — в прошедшем времени, "became" — Past Simple от "to become".
7. She (not to understand) the teacher at the last lesson.
Ответ: She did not understand the teacher at the last lesson.
Объяснение: Прошедшее время — Past Simple, отрицание — "did not" + базовая форма глагола "understand".
8. You (to go) to the theatre? - Not very often. Usually we (to go) there once a month.
Ответ: Do you go to the theatre? — Not very often. Usually we go there once a month.
Объяснение: Вопрос о привычке — Present Simple. "do" для "you", "go" — базовая форма.
9. He usually (to sleep) well. But last night he (to sleep) badly.
Ответ: He usually sleeps well. But last night he slept badly.
Объяснение: В настоящем времени — Present Simple, к третьему лицу — "sleeps". В прошедшем — Past Simple ("slept").
10. As a rule I (to walk) to the institute but yesterday I (to take) a bus.
Ответ: As a rule I walk to the institute but yesterday I took a bus.
Объяснение: Обычно — Present Simple ("walk"), вчера — Past Simple ("took" от "to take").
11. She (to buy) a new dress yesterday? - No, she (not to buy) it.
Ответ: Did she buy a new dress yesterday? — No, she did not buy it.
Объяснение: Вопрос прошедшего времени — Past Simple. "did" + базовая форма глагола "buy". Отрицание — "did not" + "buy".
12. They (to sell) their house a week ago? - I (not to know).
Ответ: Did they sell their house a week ago? — I do not know.
Объяснение: Вопрос — Past Simple ("did" + "sell"). В отрицании — "do not know" (настоящего времени).
13. She (to be) ill now. She (to eat) an ice-cream yesterday.
Ответ: She is ill now. She ate an ice-cream yesterday.
Объяснение: В настоящее время — "is". Прошедшее — "ate".
14. When you (to leave) the office yesterday?
Ответ: When did you leave the office yesterday?
Объяснение: Вопрос — Past Simple ("did" + базовая форма "leave").
Если нужно более подробное объяснение или помощь с каким-то конкретным пунктом — скажите!