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has bought had bought buys has had
will operate will be operated operated was operated
hasn’t he; Yes, he has has he; No, he hasn’t isn’t he; Yes, he is is he; No, he isn’t
has been has gone will go goes
has gone; has been has gone to; has been to has been to; has gone has gone to; has been
was fell Has been Has fallen
has been to; has gone has gone to; went has been in; has gone has been to; went
has he gone did he go will he go does he go
has been, has left has gone, has gone has gone, has been away has been, has gone
ran was running runs has run
has been has gone will go goes
has been, has left has gone, has gone has gone, has been away has been, has gone
has been away left has left will leave
have; has has; doesn’t have have; don’t have has; doesn’t has
has been has gone will go goes
has worked worked works will work