过去完成时的句子要五句!不能少一句!要简单点的,少点的!我要赶时间的

1She found the key that she had lost。 她丢失的钥匙找到了。 2。He said that he had known her well。 他说他很熟悉她。3。I returned the book that I had borrowed。 我已归还了我借的书。4。Mr。 Smith died yesterday。 He had been a good friend of mine。 史密斯先生昨天去世了。他以前是我的好友。5。 She didn’t go to bed until she had finished he work。 她直到把工作做完之后才睡觉。