Choose the right form of the verb and write down the sentences 1.we already (were, have been) to London. 2.we (were,have been) in London 5 years ago . 3. they (didnt seen,havent seen) the Tsar Bell when the were in Moscow. 4. the ( Didnt seen, havent seen) the Tsar Bell yet.
1 have been
2 were
3 havent seen
4 havent seen
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