—How your father?— He fine. Thank you.A. are; is B. is; are C. is; is
The doctor _______ on the man and _______ saved his life.
Students can’t be made ____________ all day.
You know great changes _____________ in our school in the past ten years.
Paul doesn’t know _________ about his problems.
--Who _______ the Harry Potter series________ ? -- J.K.Rowling.