Общий 1. Is our office going to sell a new model of cars?
альтернативный 1. Is our office is going to sell a new model of cars or of buses?
специальный. 1. Whose office is going to sell a new model of cars?
к подлежащему 1. Who is going to sell a new model of cars?
общий 2. Do they know everything about computers?
альтернативный 2. They know everything about computers or about cars?
специальный 2. Whot do they know?
к подлежащему 2. Who knows everything about computers?