.—She must have gone back to the valley. —No, she_________. The entrance to it was nowhere to be found.
After supper she would sit down by the fire, sometimes _____ an hour, thinking of her young and happy days.
People were not allowed to enter the reading room because it _______.
._____ alone in the large house, the little boy had to learn to survive by himself.
Chengdu is a city _______ you hate to say goodbye once you have visited it.
— Did you see a man in black pass by just now? — No, sir. I _______ a newspaper.