2. Раскройте скобки. (Past Simple or 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.