求助，关于GWD-6-39

E水谈笑

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.

 

1. which is the removal of only selected trees, as well as surface fires, burning
2. which removes only selected trees, or surface fires that burn

3. which removes only selected trees, along with surface fires that burn
4. removing only selected trees, or surface fires, burning

5. removing only selected trees, as well as surface fires that burn

用搜索引擎没有找到这题

答案是B但是我觉得D更合适。。。

烦请NN解答或者知情人士给一个以前讨论过的帖子链接吧～～

万分感激～～

gonghao

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.

easy4meeeeee

gwd 6-39
http://forum.chasedream.com/dispbbs.asp?BoardID=23&ID=56107

E水谈笑

谢谢！！！

Natalie蝶

顶~