Question

Look and disagree Example Lesya is playing the guitar(piano)
Shes not playing the piano
Jack is sleeping in the bed(table)
Grandma is cooking in the kitchen(bathroom)
Im writing a letter(bathroom)
Mother is drinking coofe(tea)

Answer 1

1. Jack isn`t sleeping in the table (хотя в данном случае правильнее было бы "on")
2. Grandma isn`t cooking in the bathroom
3. I`m not writing (in) the bathroom
4. Mother isn`t drinking tea