Просклонайте "i by the yougurt " по всем временам.

Времена Present:
1. I buy the yougurt.
2. I am buying the yougurt.
3. I have bought the yougurt.
Времена Past:
1. I bought the yougurt.
2. I was buying the yougurt.
3. I had bought the yougurt.
Времена Future:
1. I will buy the yougurt.
2. I will be buying the yougurt.
3. I will have bought the yougurt.