1. 湖   lake   oasis   sea   continent   Hint Half-n-half Clue   2. 盐水湖   lagoon   valley   peak   island   Half-n-half Clue   3. 城市，镇   cape   glacier   city, town   strait   Half-n-half Clue   4. 海   glacier   peninsula   desert   sea   Half-n-half Clue   5. 礁石   glacier   reef   river   mountain   Half-n-half Clue   6. 冰川   mountain   plateau   glacier   country   Half-n-half Clue   7. 海湾   lagoon   bay   oasis   continent   Half-n-half Clue