----How unhappy your roommate looks!----Yes,but he’s not willing to tell me what it is____ is troubling him.
. You can’t complain of being lonely you don’t make any effort to meet people.
British scientists have produced _____ they believe is the world’s smallest Christmas card.
All of us have the desire to visit the three main temples in Athens, especially ______ that contains a gold and ivory statue of Athena.
Canada, _____ second to Russia in size, is _____ home of all kinds of animals and plants, making it famous for its natural scenery.
---Have you finished all your exercises?---Yes, ___ is left. As a matter of fact, they are as easy as ABC.A. nothing B. not one C. none D. neither