Ну за 10-то баллов кто не поможет!? ПЛЗ!
Complete the sentenses with HAVE, HAS, WAS and WERE.
1) ___ you ever been to the Kremlin? - Of course we ___ . We ___ there last Sunday.
2) My litttle sister ___ not been to the zoo yet. ___ your little brother been there? - Yes, he ___ . He ___ at zoo last weekend. But I  ___  not been there for ages. Let,s all go together. It,s worth visiting in May.
3) They ___ already been to the museum. They there last month.