1. 研究   question   read   study   examination   Hint Half-n-half Clue   2. 更正   correction   study   homework   learn   Half-n-half Clue   3. 教學   teach   examination   teaching   question   Half-n-half Clue   4. 問題   examination   study   answer   question   Half-n-half Clue   5. 學會   question   answer   write   learn   Half-n-half Clue   6. 家庭作業   write   homework   mark   lesson   Half-n-half Clue   7. 標記   question   mark   teaching   examination   Half-n-half Clue