单选题 If Peter had given up his part-time job, he _____ the final exam.
【正确答案】 B
【答案解析】[解析] 本题考查虚拟语气的用法。本句是if引导的条件句，是对过去的情况进行虚拟，从句用过去完成时，主句用might have+过去分词。