1. 洞   cave   hive   stable   aviary   Hint Half-n-half Clue   2. 狗窝   shed   burrow   cave   kennel   Half-n-half Clue   3. 笼子   kennel   cage   shed   apiary   Half-n-half Clue   4. 蜂房   nest   kennel   hive   hole   Half-n-half Clue   5. 蜂房   aviary   shed   cave   apiary   Half-n-half Clue   6. 挖洞   nest   burrow   aviary   apiary   Half-n-half Clue   7. 鸟舍   burrow   kennel   hive   aviary   Half-n-half Clue