Past continuous

2
х
o
1
х
o
3
х
o
4
х
o
5
х
o
6
х
o
7
х
o
8
х
o
9
х
o
x
o
x
o
x
o
x
o
x
o
x
o
x
o
x
o
x
o

at 8 o’clock yesterday

at 5 o’clock
last Tuesday

at 10:15
yesterday
Morning

at 4:30
this morning

at 7:45
yesterday
evening

half an
hour ago

while

when