What is it?

(a)  

He saw something (a)   .

She has (a)   already.

This is a (a)   .

We (a)   yesterday

I (a)   every year.

I have met (a)   twice.

I have never (a)   .

I (a)   last year.

Have you ever (a)   ?

He (a)   twice.

I ________ never ______________.

(a)