Question

---I think Miss Gao must be in the library. She said she would go there.
---No, she ___________ be there. I have just been there.

A．can’t

B．mustn’t

C．needn’t

D．wouldn’t

Answer 1

A

词义辨析。can’t   不可能；mustn’t不可以；needn’t 不必；wouldn’t不会。句意：我想高老师肯定在图书馆里。她说她会去那。不，她不可能在那。我刚去过那里。所以选A。