PRESENT PERFECT

Front

I ______ visited that museum before.

Back

have

Front

Karina ________ finished her homework.

Back

hasn't

Front

They ______ been to Paris.

Back

haven't

Front

We have lived in this city ______ five years.

Back

for

Front

Carlos has traveled to many countries ________ he was 18 years old.

Back

since

Front

The cat ___ eaten all of its food.

Back

hasn't

Front

I ___ never met his brother.

Back

have

Front

They ______ gone to the park this morning.

Back

have

Front

We ______ never eaten sushi.

Back

have

Front

Pedro ___ broken his leg in a football match.

Back

has