at / in / on (pr. of time)

I wake up ... 7 a.m.

He usually has English courses ... Friday.

I never get up early ... Sunday morning.

She has the baseball game ... August.

David often plays computer games ... night.

Children like to make a snowman ... winter.

My birthday is ... the 4th of May.

I want to become a teacher ... 2035.

He always goes for a walk ... the weekend.

I always feed my cat ... the morning.

They visit their grandma ... Tuesdays and Thursdays.