Question

They did if 2 days ago.
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4 вида начинаются так:
Who
What
When
tag-q

Answer 1

They did it  2 days ago.
Составить вопросы
4 вида начинаются так:
Who did it  2 days ago?
What did they do it  2 days ago?
When did they do it?
tag-q - They did it  2 days ago, didn't they?