1. If the weather… (be) marvelous, Olga and Mary …(have)a picnic.

2. If there … (be) a storm, students …(not go) to the University.

3. If it … (freeze) in the evening, drivers… (be) careful.

4. If it … (snow), children …(play) sports inside.

5. If February … (be) frosty and sunny, summer … (be) very dry.

6. If it … ( not rain) at the weekend, they …(go) to the forest.

7. If it … (be) frosty in winter, children … (play) hockey in the river.

1. If the weather is marvelous, Olga and Mary will have a picnic.

2. If there is a storm, students will not go to the University.

3. If it freezes in the evening, drivers will be careful.

4. If it snows, children will play sports

5. If February is frosty and sunny, summer will be very dry.

6. If it doesn’t rain at the weekend, they will go to the forest.

7. If it is frosty in winter, children will play hockey in the river.

Объяснение:

Условные предложения 1 типа. Говорим о реальной возможности в настоящем/будущем.

- В части предложения с IF используем время Present Simple (verb)

- В части предложения без IF используем Future Simple (will+verb)

Схема примерно такая:

IF + pres.simple —> future simple