Be able to in a sentence

There are seventy-five perfumes, which it is very necessary that a criminal expert should be able to distinguish from each other, and cases have more than once within my own experience depended upon their prompt recognition.
Arthur Conan Doyle, The Hound of Baskervilles

But if you saw him so seldom and wrote so seldom, how did he know enough about your affairs to be able to help you, as you say that he has done?
Arthur Conan Doyle, The Hound of Baskervilles

In half an hour we won’t be able to see our hands in front of us.
Arthur Conan Doyle, The Hound of Baskervilles

If so, we should be able to shadow him and see what it is that he is after.
Arthur Conan Doyle, The Hound of Baskervilles

I’ll be able to tell you more clearly then how this thing strikes me.
Arthur Conan Doyle, The Hound of Baskervilles

Perhaps in my next I may be able to throw some light upon this also.
Arthur Conan Doyle, The Hound of Baskervilles

She was sorry, and she knew he would probably not be able to understand, but might some day forgive her, and be grateful to her, and she expected, absolutely unexpectedly, to be married in the spring.
Ernest Hemingway, In Our Time

MORE TO FOLLOW


RELATED


Dictionary

Collins
— If you are able to do something, you have skills or qualities which make it possible for you to do it.
More >


Usage

1 use of ‘able to’ in In Our Time, by Ernest Hemingway
6 uses of ‘be able to’ in The Hound of the Baskervilles, by Arthur Conan Doyle