Объяснение:
1) What do they give in universities?
Do they give lectures in universities or schools?
They give lectures in universities, don't they?
Do they give lectures in universities?
2) (предположу, что тут ошибка и вместо "A" - "I")
Do I have my duties around the house?
Do I have my duties around the house or flat?
I have my duties around the house, don't I?
Who has duties about the house?
Объяснение:
1) What do they give in universities?
Do they give lectures in universities or schools?
They give lectures in universities, don't they?
Do they give lectures in universities?
2) (предположу, что тут ошибка и вместо "A" - "I")
Do I have my duties around the house?
Do I have my duties around the house or flat?
I have my duties around the house, don't I?
Who has duties about the house?