Past perfect subjunctive | Grammaring
www.grammaring.com › past-perfect-subjunctiveThe past perfect subjunctive has the same form as the past perfect tense: had + past participle . It is used in subordinate clauses and expresses unreal past situations: I wish they had arrived on time. (They didn't arrive on time.) I would've bought the dress if there hadn't been such a queue. (There was a long queue, so I didn't buy the dress.)