试题题干
Gradually the road climbs among high mountains and through a dark forest（）huge trees shut out the light with their thick towering leaves.
参考答案
正确答案：
试题解析
本题考查关系代词whose的用法。先行词为forest，且分析句意可知“huge trees”是“forest”里的，故用关系词whose作huge tree 的定语，相当于 the forest's huge trees shut out.
句意： 慢慢地，这条路爬上了高山，穿过一片黑暗的森林，那里高大的树木用它们浓密的高耸的树叶挡住了阳光。