Очень надо! Заранее спасибо!

When have you seen your friends last? The lecture has not begun yet and the students are talking loudly.I was in London three years ago.I did not speak to him about it yesterday.The delegation has just arrived in Moscow. Have you ever been to St. Petersburg? I will go for a walk after supper tomorrow. Helen will give private lessons next year.When will he go to the country? We will not (won*t) take Jane for a picnic in July.They will be free next Friday. Bob will not attend his English lessons on Monday.