preposition of time

His flight is ____ 3:20 PM.

• at

• in

• on

They were very popular ____ the middle of last year.

• at

• in

• on

The Beatles were popular ____ the 1960s.

• at

• in

• on

Columbus sailed to the Americas ____ the 16th century.

• at

• in

• on

They usually go to the south of France ____ the summer.

• at

• in

• on

It's better to get taxi if you are out alone ____ night.

• at

• in

• on

We go skiing ... Easter.

• on

• in

• at

My birthday is ... April 15th.

• on

• in

• at

We go skiing ... Easter.

• on

• in

• at

My birthday is ... April 15th.

• on

• in

• at