You are

(a)  

He/she/it is

(a)  

We are

(a)  

Y'all are

(a)  

They are

(a)  

I am able

(a)  

You are able

(a)  

We are able

(a)  

He/she/it is able

(a)  

Y'all are able

(a)  

They are able

(a)  

I (just the pronoun)

(a)  

You sg. (just the pronoun)

(a)  

We (just the pronoun)

(a)  

Y'all (just the pronoun)

(a)