Related Clues:

• A score?
• A, B, C, D or F
• A-, C+, or F
• See 1 across
• Flag — of the usual kind
• Source of some discrimination
• Do teacher's homework
• Fruit tree or evergreen
• A flag; normal
• Big tree specially trained to set by a highway
• Level, rank
• Jack maybe appears normal
• Guide-line for colours
• Flag seen in street and a road
• The flag of authority