Помогите плиззз с английским!!!задать к тексту предложения все типы вопросов (общий, альтернативный, разделительный, специальный: а) к подлежащему, б) к второстепенному члену предложения). Foundations keep the walls and the floors of buildings from direct contact with the soil.

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1. Do foundations keep the wallsand the floors of buildings from direct contact with the soil?2. Do  foundations  keep the walls or the floors of buildings from direct contact with the soil?3. Foundations  keep the walls and the floors of buildings from direct contact with the soil, don`t they?4. What keep the walls and floors of buildings from direct contact with the soil?5. What do foundations keep from contact with the soil?