Question

13. Если бы у меня завтра было свободное время, я бы отослал письмо сам.
А. If I had free time tomorrow, I would send the letter myself.
Б. If I had had free time tomorrow, I would sent the letter myself.
В. If I could have free time tomorrow, I would have send the letter myself.
Г. If I have had free time tomorrow, I could send the letter myself.

Answer 1

A. If I had free time tomorrow, I would send the letter myself.

Answer 2

А. If I had free time tomorrow, I would send the letter myself. - А. Если бы у меня было свободное время завтра, я бы отправил письмо сам.