Present progressive is different with past progressive. Past progressive puts emphasis on the course of an action in the past.
Form
S + was/were + Ving ( + )
S + was/were + not + Ving ( - )
Was/were + S + Ving
Example :
I was speaking.
I was not speaking.
Was I speaking?
You were speaking.
You were not speaking.
Were you speaking?
Exceptions in spelling when adding ing Example
- final e is dropped (but: ee is not changed) come – coming
- (but: agree – agreeing)
- after a short, stressed vowel, the final consonant is doubled sit – sitting
- l as final consonant after a vowel is doubled (in British English) travel – travelling
- final ie becomes y lie – lying
Use of Past Progressive
• puts emphasis on the course of an action in the past
Example: He was playing football in the yard.
• two actions happening at the same time (in the past)
Example: While she was preparing breakfast, he was washing the car.
• action going on at a certain time in the past
Example: When I was having breakfast, the phone suddenly rang.
Signal Words of Past Progressive
• when, while, as long as
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