Раскройте скобки, употребив глагол в Present Perfect или в Past Simple Tense.
1) My friend (to come) back from business trip yesterday. Our teacher (to ask) me twice today.
2) The plane just (to land). He (to give) me his notes last week.
3) She (to send) three letters to this firm already. They (to do) the exercises quickly yesterday.
4) The workers (to go) to the meeting already. He (to ask) many questions last lesson.
5) I (to speak) with my boss already. They (to go) to the seaside by train last summer.
6) She (to leave) the keys at home today. They (to buy) new equipment last month.
7) They (to pass) all the exams already. He (to open) the window 20 minutes ago.
8) I (to study) at school five years ago. My friends just (to see) a very interesting film.
9) Her sister (to clean) the window last week. My father (to buy) a new car this month.
10) The birds (to fly) to the south already. We (to close) the door five minutes ago.