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: