For those of you who have learnt the building block 山, here are some phrases to extend your 山 vocabulary.
1. 火山 (huo3 shan1) = fire + mountain = volcano
2. 高山 (gao1 shan1) = high + mountain = high mountain
3. 冰山 (bing1 shan1) = _____ + ______ = ______
4. 山區 / 山区 (shan1 qu1) = _____ + _____ = ______
Could you help me finish the 3rd and 4th phrases??