Раскройте скобки,употребляя глаголы в форме Present Perfect1)I (to be) in london

Раскройте скобки,употребляя глаголы в форме Present Perfect

1)I (to be) in london this year
2)We (to see) this film before
3)He (to hear) this music before
4)I (to write) a new book this month
5)They (not to finish) their work yet
6)Alan (not to get) up yet
7)We (not to tell) him the tnuth
8)Your mother already (to come)?
9)Jane (to be) at the theatre this week?

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