Заполните пропуски определенными или неопределенными артиклями,где необходимо:

Mr.Petrov is... businessman. He is... Russian businessman. Petrov is... Russian name.Ivanov, Sidorov, Nikolaev are also...Russian name.Mr.Petrov lives in ...Omsk. Now he is on...business in...France.He is in...Paris. He is at...office now. ...office is big. Tomorrow Mr.Petrov is going on... business to... Lyon,France.