分类：教育/科学-外语学习
问题：英语中译英（做得不知对不对，请指教）我的钱包一定是被某个人给偷走 
中译英（做得不知对不对，请指教）我的一定是被某个人给偷走了。I was sure that the wallet must have been stolen by one of the people.
回答：My wallet must have been stolen one person