Раскройте скобки, употребив глагол в Present Perfect Tense.
1) They (to do) this exercise already.
2) The train just (to arrive) at the station.
3) We (to speak) with the engineer this week.
4) He (to go) to the Ministry already.
5) The workers (to repair) the locomotive already.
6) She (to discuss) this question with the secretary today.
7) The students (to translate) the text already.
8) The teacher I to give) us much homework this week.
9) The platelayers (to repair) the track today.
10) We (to send) the telegram already.