1. 高原, 台地   country   sea   plateau   bay   Hint Half-n-half Clue   2. 国   plain   mountain   country   river   Half-n-half Clue   3. 谷   plain   reef   valley   oasis   Half-n-half Clue   4. 岬   island   bay   river   cape   Half-n-half Clue   5. 砂漠   peninsula   oasis   desert   mountain   Half-n-half Clue   6. 山岳   desert   mountain   bay   glacier   Half-n-half Clue   7. 大陸   plateau   plain   ocean   continent   Half-n-half Clue