TIME EXPRESSIONS or KEYWORDS
Past Simple
- yesterday
- last week/ month/ year...
- two days/ weeks/… ago
- in 2005
- when / when I was 5
Past Continuous
- while
- when
- as
- all (the whole) day (morning / evening / night) yesterday
- yesterday at 6 (7, 8, ...) o'clock / a.m. / p.m.
- this time yesterday / this time last year (week / month)
Past Perfect
- by
- by the time
- because
- before
- after
- when
- just
- until (last week / he visited London)
used to
- but now + Present Simple