PRESENT PERFECT TENSE

we has not already heard this music

we did not hear this music already

we have not already heard this music

who forgot to invite?

who have forgotten to invite

who has forgotten to invite?

I have already had dinner

I had already dinner

I have already have dinner

you have been to London?

Have you ever been to London?

Have you in London?

do

did

done

have /bought

had/bought

has/bought

sold

to sold

sell

have

has

had

I has gone to the library today

I go to the library today

I have gone to the library today

коли -небудь-вже-щойно

вже=щойно-коли-небудь

вже-коли-небудь-щойно

recently -since-already

since-recently-already

already-recently-since

I write already

I have just written

I just wrote