请用had been done造几个句子,并翻译

请用had been done造几个句子,并翻译
请用had been done造几个句子,并翻译

请用had been done造几个句子,并翻译
my car had been towed away 我的车被弄走了
she found something had been stolen 她发现东西被偷了

my work must have been done.
我的工作必须完成
this operation have been done by next week。
这项工程必须在下周之前完成