A sheet of your text book is mising. You don't think that your little brother has torn...

Question

A sheet of your text book is mising. You don't think that your little brother has torn it. (you don't believe it). He________ the sheet of the text book.
a) shouldn't tear
b) couldn't have torn
c) didn't have torn

Answer 1

B) couldn't have torn

Answer 2

Б ) couldn't have turn.
Удачи,