1. [dou;du]   homework   study   read   examination   Hint Half-n-half Clue   2. [yan;yan] jiu   read   study   homework   correction   Half-n-half Clue   3. [geng;geng] [zheng;zheng]   question   correction   teach   learn   Half-n-half Clue   4. wen ti   question   read   teaching   correction   Half-n-half Clue   5. [jiao;jiao]   teach   teaching   mark   learn   Half-n-half Clue   6. xue [hui;kuai]   read   study   lesson   learn   Half-n-half Clue   7. [jiao;jiao] xue   homework   correction   teaching   lesson   Half-n-half Clue