Условие задания:

3 Б.
Read these sentences and choose every or all. Write your answers in the gaps.   
1. The weather was nice yesterday, so we sat in the garden _____ afternoon.
2. - How often do you go skiing? - ______year. Usually in March.
3. We go away on holiday for two or three weeks ______ summer.
Raymond Murphy. English Grammar in Use- Cambridge: CUP, 379p.