----Whose book is this?
----It _______ our geography teacher’s. You see, his name is on it.
A.can’t be | B.can be | C.mustn’t be | D.must be |
----Whose book is this?
----It _______ our geography teacher’s. You see, his name is on it.
A.can’t be | B.can be | C.mustn’t be | D.must be |