Ребята помогите! В общем в предложениях есть ошибки и их нужно найти вот предложения: 1)Loran haven't come from school yet. 2)The children had opened their books and started reading. 3)Betty will sent an e-mail letter to her f...

Ребята помогите! В общем в предложениях есть ошибки и их нужно найти вот предложения: 1)Loran haven't come from school yet. 2)The children had opened their books and started reading. 3)Betty will sent an e-mail letter to her friend in five minutes. 4)Have you ever be to London? 5)I going to France next summer. 6)Why haven't you cleaning the blackboard yet?