Поделитесь своими знаниями, ответьте на вопрос:
Поставьте в вопросительную форму предложения Tom gave a bicycle to his friend . I started to learn English five years ago. поставьте предложения в отрицательную форму Ann left school last year. A conference started at 9 a.m. yesterday.
Did Tom give a bicycle to his friend?
Did you start to learn English five years ago?
Ann didn't leave school last year.
A conference didn't start at 9 a.m. yesterday.