They produced two reports, ____ of which contained any useful suggestions.
A.either B.all C.none D.neither
They produced two reports, ____ of which contained any useful suggestions.
A.either B.all C.none D.neither
D
考查代词。表示“两者都不……”用 neither,上半句有 two reports 提示,同时语意表示否定,故选D项。