what he regretted that he had done这是感叹句么?为什么用what

he regretted what silly mistakes he had made中为什么用what而不是that he regretted what he had done during during the university,h 翻译What did he say that he had done What did he say he had done what he had done和what he did 英文what　had　he　done是什么意思? he had almost e forgotten what he had done Oh that I had done what he had told me!是什么结构, what he had done was so serious that the judge did not make He was then praised for what he had done.这句是什么时态, He ______to me for what he had done 可以用have apologized吗 不是ha He regretted that the work had been left unfinished.