Task 3. Use of English. Поставьте глаголы в следующих предложениях в утвердительную и отрицательную формы Past Simple. Пример: In 1600 people/ not travel / by train In 1600 people did not travel by train. My Dad /stop/ smoking last month. My Dad stopped smoking last month. 1. I /visit/ a Trafalgar square 2. Colombus / not discovered/ North America. 3. We /stay / in London last Sunday. 4. Marconi / not invent/ the internet.