During the Great Depression he got ______ drug after he lost his job. Thanks to his mother, he decided _____ quitting at last
The police are _____ a search for the body of the man who disappeared.
America is fond of carrying out hegemonism (霸权主义) all over the world. In the long run they will have to pay _____ price than September 11th.
If you work hard, you will _____ a good teacher.
--- Who broke the window? --- I _____.
—Turn off the TV, Jack. ____your homework now?—Mum, just ten more minutes, please.