Для преобразования предложений в отрицательные, необходимо добавить отрицание в правильной форме для каждого глагола. В данных предложениях используется прошедшее время, которое требует использования вспомогательного глагола "did not" (или "didn't" в краткой форме) перед основной формой глагола.
Вот как это можно сделать:
a) Tom and Anna had breakfast.
- Tom and Anna did not have breakfast.
b) Mike took the bus.
- Mike did not take the bus.
c) Maria and Carlos did the homework.
- Maria and Carlos did not do the homework.
d) Catherine got a prize.
- Catherine did not get a prize.
e) Peter knew the teacher.
- Peter did not know the teacher.
f) Sam went to university.
- Sam did not go to university.
g) Paula ate a sandwich.
- Paula did not eat a sandwich.
h) Murat and Soraya ran fast.
- Murat and Soraya did not run fast.
i) Joe made mistakes.
- Joe did not make mistakes.
j) Carla came early.
- Carla did not come early.
Если есть вопросы по процессу, обращайтесь!