— Excuse me, sir, smoking in the gas station.— Oh, I'm really sorry.A. doesn't allow B. isn't allowed C. aren't allowed
—Is ______ your dictionary? —Yes, thank you. And ______ are my books.
—Is the book on the desk? —______. It’s under the desk.
Those photos ______ nice.
My good friend’s name is Jim Green. Green is his ___________.
There’s __________ “u” and __________ “l” in the word “ruler”.