Nothing except some chairs _____ there.
Have you ever been to Mount Huangshan, ___________is famous for its pine forests and "sea of clouds"?
writing the article, Mrs. Curie even forgot her dinner.
While riding in the street, _____________.
—Can you give me the right answer?-─Sorry I____________ .Would you repeat the question?
She is not __________ to pass the examination as she doesn’t work hard.