1. xian   line   side   radius   cylinder   Hint Half-n-half Clue   2. zhi jing   point   triangle   diameter   curve   Half-n-half Clue   3. qiu xing   sphere   circumference   square   cone   Half-n-half Clue   4. [ou;qu] yu   rectangle   sphere   square   area   Half-n-half Clue   5. [jia;jiao;jue] [du;duo]   rectangle   curve   angle   triangle   Half-n-half Clue   6. [qu;qu] xian   angle   square   line   curve   Half-n-half Clue   7. li fang [ti;ti]   point   rectangle   sphere   cube   Half-n-half Clue