PAST CONTINUOUS

1. USES

1.1. Interrupted Action in the Past.

1.1.1. I was reading a book when the bell rang.

1.2. Specific Time as an Interruption

1.2.1. Last night at 6 PM, I was eating dinner.

1.3. Parallel Actions

1.3.1. Thomas wasn't working, and I wasn't working either.

2. FORM

2.1. Affirmative

2.1.1. You were studying when she called

2.2. Negative

2.2.1. He wasn't paying attention when she wrote a letter.

2.3. Interrogative

2.3.1. Were you listening while she was talking ?