Ответ:
1)
Are you doing shopping at the moment ?
Where are you doing shopping at the moment ?
Who is doing shopping at the moment ?
Are you doing shopping or going to work at the moment ?
I am doing shopping at the moment, aren't I ?
2)
Do they have a new car ?
What kind of car do they have ?
Who has a new car ?
Do they have a new or old car ?
They have a new car, don't they ?
3)
Does your friend go shopping every Saturday ?
What store does your friend go shopping every Saturday to ?
Who goes shopping every Saturday ?
Does your friend go shopping or go for a walk every Saturday ?
My friend goes shopping every Saturday, doesn't he ?
Объяснение: