It's because you don't want to be alone.

Every person who is alone is alone because they are afraid of others.

Leave me alone!

How brave of you to go alone into the primaeval forest!

1/4 of the world's carbon dioxide emissions are from America: its per-capita emissions are also the greatest in the world.

One month since entering high school ... not a single friend yet. That's really terrible, at this rate it will be middle-school all over again!!

Since my brother died suddenly two years ago, my sister-in-law has valiantly kept going the small jewellery store he left her.

The sun had barely risen at the foot of the mountain when she set out alone up the slope.

All for one, and one for all. That's team play.

For that reason Coco was, to me, 'an older sister I can play with' and I thought of her only as one member of the family not as someone I should question my father concerning her identity.

The speech was so boring that they went away one by one.

The old lady lived in a three-room apartment by herself.

An old man lay dead on the road.

The old man sat all alone.

The old man lived there by himself.

In my social studies class, for example, there are often discussions that include the teacher as another member of the group.

Although her parents had said no for a long time, they finally let her go to Europe alone.

My parents objected to my going there alone.

My parents are away on a trip and I'm alone in our house.

In the absence of my travel partner, I took several solo trips.