Измените подлежащее в числе, сделав необходимые преобразования в предложениях. 1. The boy is ten years old. 2. A child

1. The boy is ten years old. The boys are ten years old. 2. A child was waiting for the bus. The children were waiting for the bus. 3. There are beautiful flowers in the vase. There is a beautiful flower in the vase. 4. A student was busy with his exam yesterday. The students were busy with their exams yesterday. 5. What is your brother doing now? What are your brothers doing now?