We have ____ books in our school library.
Thanks ______ your pencil. [ ]
Jack, I want to change my job. You know I haven’t achieved anything since I took up teaching. — Really? There is not a job considered the best one! As we all know, ______!
Why is the classroom so dirty?—Sorry，sir. Ityesterday, We forgot to do it.
Kitty ________ to Beijing and she won’t come back until next Monday.