Walter offered us a lift when he was leaving the office, but our work _______, we refused his offer.
A．not finishing B．had not been finished
C．not having finished D．not finished
---Ann looks hot and dry.
---So _______ you if you had a high fever.
A．do B．are C．will D．would
--- Why on earth didn’t you answer the door?
--- I’m terribly sorry, but the telephone _______, too.
A．is ringing B．was ringing C．rang D．was about to ring
Look, _______ fashionable clothes is he wearing that all the eyes are fixed on him!
A．so B．what C．how D．such
When the post fell _______, Dennis Bass was appointed to fill it.
A．empty B．blank C．vacant D．bare
Many firms give away small quantities of their productions as _______ so that people can try them before buying.
A．signs B．signals C．examples D．samples
