单选题 They have done nothing for the coming Christmas, ______.
【正确答案】 C
【答案解析】[精解] 基础语法知识题。表示对前者的否定也适用后者时,否定倒装用"neither/nor+助动词/情态动词+后者"。如:She can't speak English,neither/nor can I.因此答案为[C]。