Перевести предложения на английский язык: 1) Неужели они играют в шахматы с самого…

1) They have been playing chess since morning. haven*t they? 2) They had been walking the road for 2 or 3 hours when suddenly the rain began.3) I know that she has been working on this article for 3 weeks already.4) Winter has come and we*ll go often to the skating-rink again.5) It was dark already when we came up to the house. a strong wind was blowing and it became colder and colder.