Use the right verb-forms (am not, isn't or aren't): l) She Russian.
2) The exercise … difficult at all.
3) I … busy (занятый) at the moment.
4) It … an easy question.
5) The clock … expensive at all.
6) The messages … short.
7) The mountain … very high.
1. isn't Russian.
2. isn't
3. am not
4. isn't
5. isn't
6. aren't
7. isn't