Present perfect simple

I ___________ here for 3 years. (study)

Have you ever ______ anything on eBay? (sell)

She _________ in lots of different countries. (live)

I know this restaurant! We __________ here before. (eat)

The teacher _________ me during the classes, she's very rude. (not help)

How many times ________ the children _________ this film? (see)

Carol ________ to Australia. (not be)

How many cities _______ Julio _________? (visit)