on the mountains还是in the mountains?请权威人士回答,

on the mountains还是in the mountains?请权威人士回答, in the mountains是什么意思? They walk in the mountains or bikes on the country ( ). The panda lives in mountains. climb the moutain还是climb the mountains Many____trees should be planted on the mountains. walk in the mountains什么意思? mountains,the,in,are,any,pandas,there what colour are the mountains in spring? It's in the mountains?翻译! Lost in the mountains 全文 翻译 Do monkeys live in the mountains?