Напишите 5 предложений используя present perfect и past indefinite.

I met him at the railway station twenty minutes ago.

I have just met him at the railway station.

They bought three tickets an hour ago.

They have already bought three tickets.

Mike was in Germany last year.

Mike has never been to Germany.

My classmate invited me to the party last week.

My classmate has just invited me to the party.

She did her homework yesterday.

She hasn't done her homework yet.

My parents' friends published their new book last year.

My parents' friends have published their new book recently.