问题描述：
17. The boy sat at the top of the hill, looking at the valley ______.
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考点提示：副词,副词的比较级,疑问副词,连接副词
最佳答案： | D |
| 略 |
17. The boy sat at the top of the hill, looking at the valley ______.A．underB．aboveC．upD．Below
17. The boy sat at the top of the hill, looking at the valley ______.A．underB．aboveC．upD．Below
最佳答案： 