1. Anyone can’t leave school without the head teacher’s ______.
A. permission B. permit C. possibility D. prediction
2. New evidence has ______ the first witness’s account.
A. conducted B. contacted C. considered D. confirmed
3. Van Gogh was famous for his Sunflower, which was painted in three ______ of yellow.
A. ports B. shores C. shades D. stairs
4. Could you tell me what the letters stand ______ in the popular TV play which is being broadcast?
A. for B. of C. with D. off