Прийменники часу on, in , at.

We have Art lessons ... Mondays.

She goes to English club ... the evening.

She goes swimming ... three o'clock every day.

He doesn't do his homework ... night.

I don't have ICT ... Wednesdays.

My mum goes shopping ... the weekend.

Boys play football ... the afternoon.

Ash meets the headteacher ... the morning.

School starts ... September.

We have lunch ... half past twelve.