Пожалуйста помогите((((
Переведите на русский язык, обращая внимание на придаточные предложения.
1. As soon as we receive the necessary data we shall inform you.
2. If it rains, we'll stay in town.
3. The message which has just arrived is very important.
4. She knew that he was ill.
5. He can't answer you for he doesn't know the material