Fill in yet,already,ever,never,just.

1)We have been to the Tower of London.
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2)She hasn't woken up.
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3)Peter Brown has seen Westminster Abbey.
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4)Has he become an architect?
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5)Have they been to Buckingham Palace?
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6)They haven't built a monument in the square.
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Пожалуйста!!!Очень срочно!!!