If law and order ____,neither the citizen nor his family is safe

问题描述:

If law and order ____,neither the citizen nor his family is safe
If law and order _____ ,neither the citizen nor his family is safe
a.are not preserved b.is not preserved c.were not preserved d.have not been preseved
我想问下如果选D后面是不是应该 用neither the citizen nor his family will be safe

law and order是一个词,表示法律与秩序,故谓语用单数is,比如英国的fish and chips is my favourite dish.neither nor 就近原则,my family是整体来看,谓语也用单数,D 是have.if 引导的条件状语从句 一般是主将从现,从...