o f all the questions in this paper ,the second question ______with pollution was the most difficult

题目

o f all the questions in this paper ,the second question ______with pollution was the most difficult.
A.which has something to do B.has something to do
C.that has something to do D.that has anything to do

答案

The second question was the most difficult 是个完整的句子,所以中间应该是个短语或是从句,答案B 是个谓语动词,错了.看答案,ACD都是定语从句.“和.有关”在肯定句中是：have something to do with 答案D错了.定语...