IV. Поставьте во к данным предложениям, начиная с во слова в скобках.
1. He failed in chemistry, because he was not ready for it. (Why)
2. These schoolchildren will leave school next year. (When)
3. The writer wrote a new book about his travelling to the North. (Who)
4. They are discussing the plans of the next year. (What)
5. They have just furnished their new flat. (Who)