求助一道PREP 这题是固定搭配么 搞不懂啊

lllmmm

One report concludes that many schools do not have, or likely to have, enough computers to use them effectively.

(A) or
(B) nor
(C) or are
(D) nor are they
(E) nor are not
答案是D    那A  B怎么不对呢

redcilang

前面有not应该搭配nor，are likely to do

lonelyorchid

选择用or 并列用nor。
句意是 很多学校没有，或者不太可能有，表达的含义是并列的，不是选择的