Past continuous; past continuous with when

Subject + was/were + verb +ing + complement

1. I was cooking for three hours yesterday.

2. You were singing since 9 this morning.

3. We were watching TV.

4. They were walking yesterday.

5. He was talking to his girlfriend.

6. She was crying all day long.

7. it was fighting all night.

David and Edgar were playing basketball. They were not studying for their test.

SUBJECT + WAS/WERE + NOT + VERB - ING + COMPLEMENT

My mother and I weren't talking. We were laughing.

^{Subject + was/were + verb-ing + when + subject + simple past verb + Complement}

^{When + subject + simple past verb + complement + , + subject + was/were + verb -ing}

1. She walked in the park.

2. Her phone rang.

She was walking in the park when her phone rang.

When her phone rang, she was walking in the park.