问题补充:
Mr Jackson was very angry to find the car he had had yesterday broke down again.
A. to repair
B. it repaired
C. repairing
D. repaired
答案:
A. to repair
B. it repaired
C. repairing
(答案→)D. repaired
解析:考察使役动词加过去分词。昨天发现他已经找人修好的汽车又坏了,杰克逊先生非常生气。前一个had为过去完成时态的助动词,后一个had为使役动词have的过去分词,后接过去分词,表示已经把某事做了。故选D。