Zero Conditional
We...(to go) to the mountains if the weather (to be) nice
If he (to invite) me, I (to buy) a present
If you (to reach) the corner of the street, you (to see) my house

Ответ:

Объяснение:

We will go to the mountains if the weather is fine.

If he invites me, I will buy a present.

If you reach the corner of the street, you will see my house.