My son is not at home, he is at school.

Our security is at stake. Our future is at stake.

My big brother is not at home, he is at school.

She is not only good at running she is also good at singing.

The media that is good at creating conversations is no good at creating groups.

My hand is at life, here, so at risk.

As is a capacity to discriminate systematically between what is at the core and what is at the periphery.

This is at UC Santa Barbara. Look at these diatoms.

Is she at home?

David is at home.

David is at home.

He is at home.

She is at work.

Father is out, but Mother is at home.

Another way of looking at it is looking at time trends.

Humankind is at a new and historic, turning point, and the United Nations is at a crucial crossroads.

There it is at night.

She is mad at me.

This is at 17,000 feet.

At TED, brilliance is rampant.

Bob is popular at school.

Billy is good at sports.

John is good at chess.

Ken is good at swimming.

Is your mother at home?

He is good at rugby.

He is good at driving.

He is poor at chemistry.

He is at home today.

He is good at baseball.

She is weakest at science.

Swimming at night is dangerous.

Tom is good at cooking.

He is at her side.

He is good at football.

Staying at home is boring.

She is terrible at cooking.

Who is at your table?

Is your mum at home?

She is always at school.

Doing nothing at work is akin to masturbating at work it's totally inappropriate.

The temperature at the North Pole is different from at the South Pole.

At UNOV, e Meets is used for Vienna based bodies meeting at headquarters.

At the same time, APG is fully operational at all four duty stations.

If you look at most buildings, what you look at is the building, the facade, and it is the building.