PRESENT PERFECT-ADVERBS

My mom (a)   hasn't cooked spaghetti.

(since, just, still)

Chris hasn't finished the activity (a)   .

(just, yet, still)

Have you (a)   been into an aquarium?

(since, ever, for)

I've lived in London (a)   three months.

(since, for, yet)

Hurry up! The game has (a)   started!

(still, ever, just)

I've lived in London (a)   february.

(since, for, yet)

Has your mom (a)   cooked lasagna?

(yet, ever, still)

I (a)   haven't read the mystery book.

(just, still, ever)

She's very intelligent. She has (a)   passed the exam.

(still, ever, just)

Liz has played chess (a)   eight years.

(yet, since, for)