to be able to eat a horse

to be able to do something standing

to be able to

to be able to tell which is which

to be an able writer

to be able to do as one likes

to be able to do what one likes with one’s time

to be able to do something standing on one’s head

to be able to do something blindfolded

to be able to do something with one’s eyes closed

to be able to follow

to be able to make nothing of it

to be able to cope with a heavy workload

to be able to tell a thing or two about something

to be able to walk a chalk notch

to be able to climb like a monkey

to be able to relate to something

to go aboard

I abominate it.

abortion

It's about four o'clock.

He is about ... years old.

It's about ten o'clock.

I'm about to get angry.

to be about to