1. if you (to be) free, i (to come) to see you. 2. if i (to see) her, i (to be) glad. 3. if you (to be) busy, i (to leave) you alone. 4. if i (to live) in moscow, i (to visit) the tretyakov gallery every year. 5. if she (to know) english, she (to try) to enter the university. 6. if mother (to buy) a cake, we (to have) a very nice tea part

1. If you are free, I will come to see you.
2. If I see her, I will be glad.
3. If you are busy, I will leave you alone. 
4. If I lived in Moscow, I would visit the Tretyakov Gallery every year.
5. If she knew English, she would try to enter the university. 
6. If mother bought a cake, we would have a very nice tea party.