—Whose ball is this? —It’s _____.
—How often do I need to feed the fish? -They food every day, or they will be hungry.
— Excuse me. May 1 know your_______? — OK. It's No. 3. Zhongshan Road.
—Big animals can be a lot of trouble. Maybe you should get a small pet, like a bird. —______.
—I did badly in my English exam. — .
I have ________ foreign stamps. _________ of them are from the USA. A. hundred; Three hundreds B. hundred; Three hundred C. hundreds of; Three hundred D. hundreds; Three hundreds