1. 氷河   ocean   lagoon   oasis   glacier   Hint Half-n-half Clue   2. 沃地   ocean   cape   oasis   desert   Half-n-half Clue   3. 大陸   plain   reef   waterfall, falls   continent   Half-n-half Clue   4. 平野   country   ocean   plain   valley   Half-n-half Clue   5. 山頂, 峰   country   mountain   oasis   peak   Half-n-half Clue   6. 国   desert   country   city, town   cape   Half-n-half Clue   7. 岬   reef   cape   sea   lagoon   Half-n-half Clue