1. 消しゴム   blackboard   desk   eraser   pencil   Hint Half-n-half Clue   2. 同級生、   grade   classmate   library   student   Half-n-half Clue   3. 紙   blackboard   pencil   paper   pencil sharpener   Half-n-half Clue   4. 本   book   bag   library   school   Half-n-half Clue   5. 机   library   desk   classmate   teacher   Half-n-half Clue   6. 鉛筆   eraser   grade   blackboard   pencil   Half-n-half Clue   7. 鉛筆削り   eraser   pencil sharpener   pen   desk   Half-n-half Clue