1、Though environmentalists have targeted some herbicides as potentially dangerous, the anufacturers, to the environmentalists’ dismay, ------ the use of these herbicides on lawns.
GRE考试历年真题之选择题精华（六）
1、Though environmentalists have targeted some herbicides as potentially dangerous, the anufacturers, to the environmentalists’ dismay, ------ the use of these herbicides on lawns.