1. ren lei xue   anthropology   sociology   calligraphy   cosmetology   Hint Half-n-half Clue   2. hang [kong;kong] xue   entomology   calligraphy   theology   aeronautics   Half-n-half Clue   3. kao gu xue ，kao gu xue   cosmetology   rheology   entomology   archeology, archaeology   Half-n-half Clue   4. ba lei wu dao yi [shu;zhu]   aeronautics   archeology, archaeology   choreography   topology   Half-n-half Clue   5. [jing;jing] [ji;ji]   entomology   economics   choreography   cosmetology   Half-n-half Clue   6. [hui;kuai] ji   seismology   choreography   accountancy   calligraphy   Half-n-half Clue   7. zheng rong [shu;zhu]   archeology, archaeology   astrology   accountancy   cosmetology   Half-n-half Clue