Prepositions of time

Choose the appropriate preposition. I want to visit Granny ____________ summer.

Choose the appropriate preposition. The next school year starts ____________ September.

Choose the appropriate preposition. Call me ____________ 6 p.m. ____________ Sunday.

Сhoose the appropriate preposition. The class begins ____________ 9:30 a.m.

Choose the appropriate preposition. They read books ____________ night.

Choose the appropriate preposition. Flowers bloom ____________ the spring.

Choose the appropriate preposition. ____________ winter we like to play snowballs.

Choose the appropriate preposition. His birthday is ____________ Tuesday.

Choose the appropriate preposition. ____________ midnight our train comes.

Choose the appropriate preposition. They like to go for a walk ____________ the morning.