Ответ: Смотри решение ниже.
Краткое пояснение: При преобразовании в косвенную речь необходимо использовать союз 'if' или 'whether' и изменить порядок слов.
- Шаг 1: Исходное предложение в прямой речи: Bob asked his friens, 'Is there anything I can do for you?'
- Шаг 2: Преобразование в косвенную речь: Bob asked his friends if there was anything he could do for them.
Ответ: Bob asked his friends if there was anything he could do for them.