19 Put in the proper form of the verbs: read, be, build, see, buy. meet.

Let Us Write

1. I have never been to Paris.
2. Nick has already bought the book.
3. We haven't seen the Tower of London yet.
4. Have they met their country house yet?
5. You haven't read a present yet, have you?
6. She has already built my cousin.

Ответ: been; bought; seen; met; read; built.