Matières
Niveaux
The past continuous tense (also called past progressive) expresses:
An ongoing action at a specific time in the past.

An ongoing action interrupted by another action in the past.

Ongoing simultaneous actions in the past.

An ongoing action at a specific time in the past

Yesterday at 8:00 am, Tom was walking to his favourite spot.
An ongoing action interrupted by another action in the past

He was sleeping when a loud noise woke him up.
Ongoing simultaneous actions in the past

Nadia was running away while Tom was panicking in front of the destroyed house.
Points to remember when forming past continuous affirmative sentences:


In 2003, Tom was studying chemistry in university.

They were researching new chemical elements.
The words when and while are often used in past continuous sentences.
Use when for interrupted actions
Use while for simultaneous actions

He was pouring a liquid into a beaker when it exploded.

While Tom was cleaning the mess after the explosion, Nadia was beginning a new experiment.
The verb after when is usually in the simple past. It represents the action that interrupts the one in progress.
The verbs after while are in the past continuous. While shows the action is in progress.

They were not joking anymore after the accident.

Tom was not paying attention when Nadia clapped her hands.
Contractions are often used in the negative form.


answered by yes or no
answered with information
never answered by yes or no
use question words
Points to remember when forming questions in the past continuous:
Place the auxiliary verb to be (was/were) before the subject.
Use the base form of the verb + ing.
For information questions only:
Place a question word at the beginning

Yes/no questions
| Was/were | subject | verb + ing | object*? |
|---|---|---|---|
| Was | Tom | studying | chemistry? |
| Were | they | causing | explosions? |
Information questions
| Question word | was/were | subject | verb + ing | object*? |
|---|---|---|---|---|
| What | was | Nadia | testing? | |
| Why | were | they | mixing | chemicals? |
*The object is used only when necessary.