By (i)______many aspects of natural river ecosystems, some dams cause serious harm, producing (ii)______effects on water, land,

admin2016-11-10  39

问题 By (i)______many aspects of natural river ecosystems, some dams cause serious harm, producing (ii)______effects on water, land, wildlife, and even the atmosphere.

选项

答案B,F

解析 逗号说明前后同义重复。第二空与harm(伤害)同义重复。negligible可忽略的,salutary有利的,deleterious有害的。答案选F。obliterate除去,alter变更,ameliorate改善。代入选项,答案选B。
转载请注明原文地址:https://jikaoti.com/ti/FCWYFFFM
本试题收录于: GRE VERBAL题库GRE分类
0

随机试题
最新回复(0)