I. Complete the sentences with the correct past form of the appropriate verb.
1. While I for a friend, I my neighbor.(meet/wait)
2. Kate and Tom very quickly that they their documents before. (realize / loose)
3. The author sketch at the university and it last year. (publish / write)
4. We her because we at the meeting earlier this year. (not be /not recognize)
5. His boss him yesterday, so he the report. (not complete/ not call)