1. Past
Simple - five days ago, last year/day/week/month, yesterday, in 1980
2. Past
Progressive - at 6 o’clock yesterday, at that moment, at that time
3. Past
Perfect - by two o’clock, by noon, by the 15th of September, by then, by that
time, by the end of the week, by the end of the year
4. Past
Perfect Progressive -for, since
5. Present
Simple - always, usually, generally, occasionally, frequently , sometimes, often,
twice a year, once a week, every day (year, month), from time to time, rarely , every other day,
daily , monthly
6. Present
Progressive - now, at this moment
7. Present
Perfect – today, this week, this month, this year, this morning
8. Present
Perfect Progressive – since, for a month, for a long time, for an hour
9. Future
Simple - tomorrow, next month / year , in a week, in a month, the day after
tomorrow , soon
10. Future
Progressive – at noon, at 2 o`clock, at
that moment
11. Future
Perfect -by noon, by then, by that time, by the end of the year
12. Future
Perfect Progressive - for, on, before , by