题目内容：
At three thousand feet, wide plains begin to appear, and there is never a moment when some distant mountain is not ____. A. on view
B. at a glance
C. on the scene
D. in sight
参考答案：
选择题：At three thousand feet, wide plains begin to appea
- 题目分类： At three thousand feet,
- 题目类型：选择题
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A. on view
B. at a glance
C. on the scene
D. in sight