—Do you know who took the students to the old people’s home, Tony?—Well, Mr. Smith _______.
—Is Mr. Green in the office? —No, he ________ be in the office. Look, the light in the office is off.
—Did you have a good time at Tony’s birthday party? —Yeah, and his mom cooked ________ for all the guests.
—Oh! I came to school in such a hurry and forgot to bring any books with me. —Never mind. You can use ________.
His grandfather ________ for seven years.
—Is Miss Tian in hospital because she has a sore throat? — . I saw her in the school just now.