Выберите правильный вариант:

1.You went to the University last night, …?
Выберите один ответ:
a. aren’t you
b. You went to the University last night, …?
c. did you
2.You haven’t met your friend yet, …?
a. didn’t you
b. haven’t you
c. have you
3.The student has no questions today, …?
a. has he
b. doesn’t he
c. hasn’t he