AUXILIARY VERBS PAST

 

Past simple
Affirmative form	Negative form	Question form
Did + verbo en forma base	Did not o didn’t + verbo en forma base	Did + pronombre + verbo
I did my homework yesterday	They didn’t work very hard in class	Did she finish all the exercises?

Past continuous
Affirmative form	Negative form	Question form
Was se usa con I, he, she, it + verbo -ing	Was not o wasn’t + verbo -ing	Was + pronombre + verbo -ing
Were se usa con you, we, you, they + verbo -ing	Were not o weren’t + verbo -ing	Were + pronombre + verbo -ing
I was watching the TV	You weren’t paying attention to the class	Were they preparing the food?

Past perfect
Affirmative form	Negative form	Question form
Had + past participle	Had not o hadn’t + past participle	Had + pronombre + past participle
I had finished the work	She hadn’t been to the opera before last night	Had the water boiled when you went to the kitchen?

Past perfect continuous
Affirmative form	Negative form	Question form
Had + been + -ing	Had not o hadn’t + been + -ing	Had + pronombre + been + -ing
They had been laughing	We hadn’t eaten anything	Had she been working?