Odpowiedź:
a)
He always studies for his tests.
He does not always study for his tests.
Does he always study for his tests?
b)
He is studying for his test right now.
He is not studying for his test right now.
Is he studying for his test right now?
c)
They often work.
They do not often work.
Do they often work?
d)
They are working right now.
They are not working right now.
Are they working right now?
Wyjaśnienie:
