1. i (to go) to work every day.
2. anna (to write) a report now.
3. at that time, they (to travel) in latin america. 4. christopher columbus (to discover) america in 1492.
5. diana (to look) terrible today. is she sick?
6. he (to look) out of the window.
7. he (to visit) several countries two years ago. 8. how long (to be) here?
9. i (not to work) yesterday because i was sick. 10. i (not to have) much free time lately.
11. i (to hear) from her since she moved to chicago.
12. it (to get) dark. we'd better go home.
13. latest news: a famous new york institution (to change) address.
14. a famous new york institution (to change) address last year.
15. yesterday i (to watch) a terrific talk show from 11: 00 pm to 12: 00 am.
16. in the past, people (to go) to the beach more often.
17. nowadays the beaches (to be) polluted.
18. in the future, people (to have) more modern houses and flying cars.
19. these days, people (to prefer) to stay at home watching tv.
