1. hai [jia;jiao;jue]   valley   peninsula   sea   cape   Hint Half-n-half Clue   2. [gu;yu]   cape   waterfall, falls   continent   valley   Half-n-half Clue   3. [lu;lu:] zhou   oasis   lagoon   reef   valley   Half-n-half Clue   4. ping yuan   bay   plain   mountain   peak   Half-n-half Clue   5. feng ding   peak   island   peninsula   ocean   Half-n-half Clue   6. [bao;pu] bu ，qiu tian   mountain   glacier   waterfall, falls   river   Half-n-half Clue   7. guo [jia;jia;jie]   sea   mountain   plateau   country   Half-n-half Clue