THE PAST PROGRESSIVE TENSES
6. The past progressive tenses:
- at this time / giờ + mốc thời gian quá
khứ
Main clause
If clause
S + was/ were + V- ing + O
S + be ( is/am
S + will + V(bare)
/are)
Ex: I was doing my homework at 6 p.m
can
last Sunday.
V(s/es)
Ex: I was cooking while my sister was
might
washing the dishes