1. [dou;du]   read   teaching   mark   teach   Hint Half-n-half Clue   2. [yan;yan] jiu   lesson   answer   study   correction   Half-n-half Clue   3. [jiao;jiao]   correction   teach   mark   answer   Half-n-half Clue   4. [jiao;jiao] xue   lesson   read   correction   teaching   Half-n-half Clue   5. [jia;jia;jie] ting [zuo;zuo;zuo] ye   correction   answer   homework   question   Half-n-half Clue   6. [xie;xie]   answer   lesson   study   write   Half-n-half Clue   7. wen ti   mark   read   question   lesson   Half-n-half Clue