—Be quiet, Mr Smith is coming.—Don’t worry. It ___ be him. Mr Smith is much taller.A. mustn’t B. must C. can’t
---I think you should phone Jenny and say sorry to her.---________. It was her fault.
---Do you know ________ this afternoon?---I’m not sure, but I’ll tell you as soon as she ________.
---Look at the machine in the corner. I haven’t seen it before.---It ________ examining the patient.
---________ tall the red building is!---Yes, it’s our new library.
---Your city looks beautiful.---Yes. Lots of trees and grass ________ last year.