—Is this red bag yours?—No, it isn’t.          is that black one.

Old Mr. Black lives happily with his three dogs.   of them are part of his family.

—Could you please tell me ____ in today’s newspaper?—Sorry, _____.

Miss Li is_____ English teacher. We all like her very much.

“Have ________ try, you are so close to the answer,” the teacher said to Eric.