标题: [求助]请大家帮我解释一下这道语法题,为什么选择B而不是D呢 [打印本页]
作者: dongziyuan 时间: 2007-12-28 14:18 标题: [求助]请大家帮我解释一下这道语法题,为什么选择B而不是D呢
Past assessments of the Brazilian rain forest have used satellite images to tally deforested areas, where farmers and ranchers have clear-cut and burned all the trees, but such work has not addressed either logging, which is the removal of only selected trees, as well as surface fires, burning down individual trees but do not denude the forest.
- which is the removal of only selected trees, as well as surface fires, burning
- which removes only selected trees, or surface fires that burn
- which removes only selected trees, along with surface fires that burn
- removing only selected trees, or surface fires, burning
- removing only selected trees, as well as surface fires that burn
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