Grammar
N4 verb-grammar

Was doing 〜ていた (past progressive)

Meaning

Past progressive — "was doing ~". Describes an action that was ongoing at a point in the past, or a past state.

Formation

Notes

Same logic as 〜ている (present progressive/state), just shifted to the past. Often paired with a time marker: 昨日の夜、本を読んでいた ("last night I was reading a book").

Examples

Last night I was watching TV.

Breakdown
yesterday (modifier) night TV (object) was watching

When the phone rang, I was cooking.

Breakdown
phone (subject) rang when I (topic) cooking (object) was doing

Long ago, a big tree stood here. (past state)

Breakdown
long ago here at big tree (subject) was standing

When I was a child, I lived in Hokkaido. (past ongoing state)

Breakdown
child (modifier) when Hokkaido in was living

I was waiting for my friend at the station for an hour.

Breakdown
station at friend (object) one hour (emphasis) was waiting