Задание 2. Раскрой скобки, используя Past Simple или Present Perfect
1. Helen (to invite) her classmates to her home last Monday. They had a good time together.
2. ... you (to buy) any Christmas present? - Not yet.
3. Tom (to be) already to the library. He is reading a very interesting book. 4. Alice (to collect) English and German coins last year.
5. I (to do) my homework. I can go out with my friends.