With "At"
Look at my painting!
I wake up at 5:00A.M.
I am a student ___ Ina Gakuen.
I am a student at Ina Gakuen.
At Saturday we have class.
On Saturday we have class.
With "For"
I walk for 10 minutes.
What did you eat for lunch?
I want Pokémon cards ____ Christmas.
I want Pokémon cards for Christmas.
I am very bad on karaoke.
I am very bad at karaoke.
With "In"
Please answer in English.
We live in Japan.
I am standing ____ the side ____ the road.
I am standing on the side of the road.
In night I play video games.
At night I play video games.
With "On" and "For"
I am shopping on Amazon for gifts.
I am looking for my phone on the desk.
____ the morning, I studied ____ my English exam ____ the train.
In the morning, I studied for my English exam on the train.
Let's meet at 30 minutes at the train station.
Let's meet in 30 minutes at the train station.
With "In" and "At"
In the past I ate at McDonald's every day.
At home I work in pajamas.
I have plans with Alex ____ the 7th ____ December _____ noon _____ my birthday.
I have plans with Alex on the 7th of December at noon for my birthday.
I was born at July the 8th on 12:05A.M.
I was born on July the 8th at 12:05A.M.