帮我做一个虚拟语气的选择题
Itisabouttimethepolice_____illegalgambling.
A.doawaywithB.didawaywithC.havedoneawaywithD.shoulddoawaywith
按说Itis(high,about等)timethat后面跟虚拟语气谓语动词可以用过去式或者should+do的用法,但是在这个题目里面出现两种情况,选择哪个好呢?