—I saw Helen in the library this morning. —No, it _________ her. She moved to France last week. A. can’t be B. can be C. mustn’t be
It was a difficult time, but we never ________ hope.
–How about the exhibition that day? --It was very noisy, but that didn’t ________ me.
–Do you know the man under the tree? --Sorry, I don’t know _______.
–Waiter, $ 20 for dinner, right? --I’m afraid $25, sir, for drinks are ________.
–How many students are there in the classroom? --__________. They are all in the lab.