Yesterday, last week, last month, last time, ago

Образуется при помощи окончания - ed- правильные глаголы, неправильные - 2-я форма.

Did --- вспомогательный глагол для образования вопросительной и отрицательной формы.

e. g. They graduated university last year.

Did they graduate university last year?

They did not graduate university last year.

The producer made a performance last week.

Did the producer make a performance last week

The producer did not make a performance last week.

Спряжение правильных глаголов в Pаst Indefinite:

для всех лиц и чисел	утвердитель-ная форма	отрицательная форма	вопроситель- ная форма	утвердительно-усилительная
She looked	She did not look	Did she look?	She did look

Спряжение неправильных глаголов в Pаst Indefinite

для всех лиц и чисел	утвердитель-ная форма	отрицательная форма	вопроситель- ная форма	утвердительно-усилительная
He saw	He did not see	Did he see?	He did see

Спряжение глагола to be в Pаst Indеfinite

число	лицо	утвердите-льная форма	отрицательная форма	вопросите-льная форма	утвердительно-усилительная
един.		I was	I was not	Was I?	I was
	You were	You were not	Were you?	You were
	He She was It	He She was not It	he? Was she? it?	He She was It
множ.		We were	We were not	Were we?	We were
	You were	You were not	Were you	You were
	They were	They were not	Were they?	They were