Choose the correct options to complete the rules

We use the [past simple|past continuous|past perfect]

1. To talk about an action that was in progress at a specific time in the
   [past|present|future].

   Example: I was washing the car at seven o'clock yesterday.

2. To talk about two ongoing actions that were happening at the same time.
   Example: We were playing in the garden when our mother was cooking dinner.

3. To talk about an action in the past that interrups another action. The action in the
   [past continuous|present perfect|present simple] starts before and often continues after the other shorter action or time.

   Example: I was walking in the park when I met John.

The structure of [affirmative|negative] sentences in the past continuous is [was/were + Ving|to be + Ving|have/has + Ving].

Look at the examples:

Mary was doing her homework while it was raining.

We were watching TV yesterday at five o'clock.

The structure of[affirmative|negative] sentences in the past continuous is [had + Ving|was/were + not + Ving|to be + not + Ving].

Look at the examples:

We weren't sleepingat eleven last night.

I wasn't walking with my dog while my sister was at school.

We use was or were before the subject to form questions in the [past continuous tense|past perfect tense|present simple tense].

Was your mother workingat nine?

Were they working in the garden?