Составить 12 предложений, используя три типа условных предложений. Помогите пожалуйста.

1. If you (to be busy), I (to leave) you alone. - If you are busy, I'll leave you alone. - If you were busy, I'd leave you alone. - If you had been busy, I'd have left you alone. 2. If I (to get) a ticket, I (to go) to the Philharmonic. - If I get a ticket, I'll go to... - If I got...,I'd go to... - If I had got...,I'd have gone to... 3. If we (to receive) a telegram from him, we (not to worry). - If we receive a telegram from him, we shan't worry. - If we received....we shouldn't worry... - If we had received...,we shouldn't have worried... 4. If he (to live) in Moscow, he (to visit) the Tretyakov Gallery every year. - If he lives in Moscow, he will visit the Tretyakov Gallery every year. - If he lived....he would visit... - If he had lived ...he would have visited....